D102Wear-resistant Welding Rod Compliant GB EDPMn2-03
Description: D102Titanium calcium coated manganese electrode for general surfacing welding.,Suitable for both AC and DC, with stable arc during surfacing and easy slag removal.
Usage: Used for surfacing or repairing worn surfaces of low-carbon steel, medium-carbon steel, and low-alloy steel parts, such as axle shafts, gears, and agitator blades, etc.
Fusion metal chemical composition(%)
Chemical Composition C Mn
Guaranteed Value ≤0.20 ≤3.50
Hardfacing layer hardness: HB≥220
Reference Current (AC、DC)
Welding rod diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~110 140~180 180~220
Cautionary Notes:
1.Pre-welding welding rods must be subjected to250Approximately ℃ baking1h。
2.Preheat the large workpiece before surfacing welding.200Approximately °C, and clean the rust and oil污 from the surfacing part thoroughly.
D106Wear-resistant Welding Rods Compliant GB EDPMn2-16
Description: D106It is a general manganese flux-cored welding rod with a low-hydrogen potassium-type flux, suitable for both AC and DC applications. In AC mode, the no-load voltage is greater than70V。
Usage: For surfacing or repairing the worn surfaces of low-carbon, medium-carbon, and low-alloy steel components such as shafts, gears, and agitator blades.
Fusion Metal Chemical Composition(%)
Chemical Composition C Mn
Guaranteed Value ≤0.20 ≤3.50
Harden layer hardness: HB≥220
Reference Current (AC、DC+)
Welding Rod Diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~110 140~180 180~220
Cautionary Notes:
1.Pre-welding welding rods must be300-350℃Baking1h。
2.Preheat the large workpiece before surfacing焊接.200Approximately 0°C, and clean the rust and oil污 from the surfacing weld portion thoroughly.
D107Wear-resistant welding rod Meets GB EDPMn2-15
Description: D107It is a low-hydrogen sodium type flux coated manganese electrode, utilizing DC reverse polarity.
Usage: Used for surfacing or repairing the worn surfaces of low-carbon steel, medium-carbon steel, and low-alloy steel components, such as shafts, gears, and agitator blades, etc.
Fusion metal chemical composition(%)
Chemical Composition C Mn
Guaranteed Value ≤0.20 ≤3.50
Hardfacing layer hardness: HB≥220
Reference Current (DC+)
Welding rod diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~110 140~180 180~220
Cautionary Notes:
1.Welding rods must be pre-welded.300-350℃ Baking1h。
2.Preheat the large workpiece before surfacing welding.200About 0°C, and clean the rust and oil污 from the surfacing welding part thoroughly.
D112Wear-resistant welding rod Compliant GB EDPCrMo-A1-03
Description: D112It's a calcium-titanium type pharmaceutical shell.CrMoType Welding Rods. Suitable for both AC and DC, with a stable arc during welding and easy slag removal.
Usage: For the surfaces of low-carbon steel, medium-carbon steel, and low-alloy steel components subject to wear, particularly suitable for surfacing and repair on mining and agricultural machinery.
Fusion Metal Chemical Composition(%)
Chemical Composition C Mo Cr Total of Other Elements
Guaranteed Value ≤0.25 ≤1.50 ≤2.00 ≤2.00
Hardfacing layer hardness: HB≥220
Reference Current (AC、DC)
Welding rod diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~110 150~180 180~220
Cautionary Notes:
1.Welding rods must be pre-weld treated.150Around ℃ baking1h。
2.Preheat to before welding large workpieces.200About 0°C, and clean the rust and oil污 from the surface of the surfacing weld thoroughly.
D126Wear-resistant Welding Rods
Description: D126General manganese cored electrode for low hydrogen coatings. Suitable for both AC and DC applications (with AC, no-load voltage greater than ...)70V）。
Usage: Surface used for surfacing worn low-carbon, medium-carbon, and low-alloy steels, such as shafts, gears, driving wheels, mixer blades, etc.
Fusion Metal Chemical Composition(%)
Chemical Composition C Mn
Guaranteed Value ≤0.20 ≤4.20
Hardfacing layer hardness: HRC≥28
Reference Current (AC、DC+)
Welding rod diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~120 140~180 180~220
Cautionary Notes:1.Pre-welding welding rods must be300-350Approximately ℃ baking1h。
2.Prior to surfacing large workpieces, they should be preheated appropriately to300About 0°C, and clean the surface rust and oil污 from the surfacing weld thoroughly.
D127Wear-resistant Welding Rods
Description: D127Low-hydrogen type manganese electrode for surfacing welding, utilizing direct current reverse polarity.
Application: For surfacing worn low-carbon steel, medium-carbon steel, and low-alloy steel, such as shafts, gears, drive wheels, mixer blades, etc.
Fusion Metal Chemical Composition(%)
Chemical Composition C Mn
Guaranteed Value ≤0.20 ≤4.20
Hardfacing layer hardness: HRC≥28
Reference Current (DC+)
Welding Rod Diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~120 140~180 180~220
Cautionary Notes:
1.Pre-welding welding rods must be300-350Bake around ℃1h。
2.Prior to surfacing large workpieces, they should be properly preheated to300Approximately 0°C, and clean the surface rust and oil污 from the surfacing weld area thoroughly.
D132Wear-resistant welding rod In compliance GB EDPCrMo-A2-03
Description: D132Titanium calcium coated shellCrMoType of surfacing welding rod. Suitable for both AC and DC, with a stable arc during surfacing and easy slag removal.
Usage: For the surface of wear-resistant low carbon steel, medium carbon steel, and low-alloy steel components, particularly suitable for surfacing and repairing wear parts in mining and agricultural machinery.
Fused Metal Chemical Composition(%)
Chemical Composition C Mo Cr
Guaranteed Value ≤0.50 ≤1.50 ≤3.00
Hardfacing layer hardness: HRC≥30
Reference Current (AC、DC)
Welding rod diameter(mm) φ3.2 φ4.0 φ5.0 φ5.8
Welding Current(A) 80~130 110~180 150~240 240~280
Cautionary Notes:
1.Welding rods must be pre-welded.150Around ℃ baking1h。
2.Before welding large workpieces, they should be preheated appropriately to300Approximately °C, and clean off the rust and oil污 from the surface of the surfacing weld.
D146Wear-resistant Welding Rods Compliant GB EDPMn4-16
Description: D146It is a general manganese flux-cored welding rod with low hydrogen potassium type flux. Suitable for both AC and DC.
Usage: Used for surfacing various carbon steel parts and switches that are subject to wear.
Fused Metal Chemical Composition(%)
Chemical Composition C Mn Total Other Elements
Guaranteed Value ≤0.20 ≤4.50 ≤2.00
Hardfacing layer hardness: HRC≥30
Reference Current (AC、DC+)
Welding Rod Diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~146 150~190 200~240
Cautionary Notes:
1.Welding rods must be pre-welded.300-350Around ℃ baking1h。
2.Prior to welding, the rust and oil污 should be thoroughly cleaned from the surface of the surfacing area.
D156Wear-resistant Welding Rods
Description: D156Is a low-hydrogen potassium type casingCrMnType Welding Rod,Features resistance to high impact loads and intermetallic friction wear. Suitable for both AC and DC applications (with AC, no-load voltage exceeds ...)70VWelding with stable arc, easy operation, easy slag removal, minimal spatter, and aesthetically pleasing weld wave formation.
Usage: Stellite welding suitable for rolling mill parts, such as槽roll mills, large cast steel gears, tractor drive wheels, idler wheels, and track links.
Fusion Metal Chemical Composition(%)
Chemical Composition C Mn Si Cr
Guaranteed Value ≈0.10 ≈0.70 ≈0.50 ≈3.20
Hardfacing layer hardness: HRC≈31
Reference Current (AC、DC+)
Welding Rod Diameter(mm) φ2.5 φ3.2 φ4.0 φ5.0
Welding Current(A) 50~90 110~140 150~190 200~240
Cautionary Notes:
1.Pre-welding welding rods must be300Around ℃ baking1h。
2.Before welding, the rust and oil污 should be thoroughly cleaned from the surface of the welding area.
D167Wear-resistant Welding Rods Compliant GB EDPMn6-15
Description: D167Is low sodium hydride coatedMnSiType solid wire, DC reverse polarity.
Usage: Stellite overlay for wear parts in agriculture and construction machinery, such as large bulldozer drums, power shovel wheels, and automotive chain links, etc. Chemical composition of the deposited metal(%)
Chemical Composition C Mn Si
Guaranteed Value ≤0.45 ≤6.50 ≤1.00
Hardfacing layer hardness: HRC≥50
Reference Current (DC+)
Welding rod diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~110 140~180 180~220
Cautionary Notes:
1.Pre-welding welding rods must be300-350℃ Baking1h。
2.Large workpieces should be preheated appropriately prior to surfacing weld.300About 0°C, and clean the surface rust and oil污 from the welding parts thoroughly.
D172Wear-resistant Welding Rods Compliant GB EDPCrMo-A3-03
Description: D172It's a titanium calcium coated type.CrMoType of surfacing welding rod, suitable for both AC and DC. The arc is stable during surfacing, slag removal is easy, and the process performance is good.
Usage: Used for surfacing gears, dredge buckets, tractor blades, deep plows, mining machinery, and other wearing parts.
Fused Metal Chemical Composition(%)
Chemical Composition C Mo Cr
Guaranteed Value ≤0.50 ≤2.50 ≤2.50
Hardfacing layer hardness: HRC≥40
Reference Current (AC、DC)
Welding rod diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~120 150~180 190~230
Cautionary Notes:
1.Pre-welding welding rods must be150Approximately ℃ baking1h。
2.Large workpieces should be preheated appropriately before surfacing welding.300Around 0°C, and clean off the rust and oil污 from the surfacing by welding.
D207Wear-resistant welding rod Compliant GB EDPCrMnSi-A1-15
Description: D207Is a low sodium hydride type coating.CrMnSiType of surfacing welding rod, utilizing direct current reverse polarity.
Application: For surfacing bulldozer blades, propellers, and other worn parts.
Fusion Metal Chemical Composition(%)
Chemical Composition C Mn Si S P Cr Total Other Elements
Guaranteed Value 0.50~1.00 ≤2.50 ≤1.00 ≤0.035 ≤0.035 ≤3.50 ≤1.00
Hardfacing layer hardness: HRC≥50
Reference Current (DC+) Welding rod diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~110 140~160 180~220
Cautionary Notes:1.Pre-welding welding rods must be300-350Around ℃ baking1h。
2.Large workpieces should be preheated appropriately prior to surfacing weld.200Approximately ℃, and clean the surface rust and oil污 from the surfacing of the surfacing part thoroughly.
D212Wear-resistant Welding Rods Compliant GB EDPCrMo-A4-03
Description: D212It is a titanium calcium type pharmaceutical coating.CrMoType welding rod, suitable for both AC and DC. Arc stable during surfacing, slag removal is easy.
Usage: Used for surfacing single or multi-layer welding on various wear-resistant components such as gears, buckets, mining equipment, etc.
Fused Metal Chemical Composition(%)
Chemical Composition C Mo Cr
Guaranteed Value 0.30~0.60 ≤4.00 ≤5.00
Hardfacing layer hardness: HRC≥50
Reference Current (AC、DC)
Welding Rod Diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~120 150~180 190~230Cautionary Notes:
1.Welding rods must be pre-welded.150Around ℃ baking1h。
2.Large workpieces should be preheated appropriately before surfacing welding.300About 0°C, and clean the surface rust and oil污 from the surfacing of the surfacing part thoroughly.
D217AWear-resistant surfacing welding rod meetsGB EDPCrMo-A3-15Description: D217AIt is a low sodium hydride coated type.CrMnMoType welding rod, using DC reverse polarity.
Usage: Primarily used for surfacing high-strength, wear-resistant parts.30CrMnSiAnd35CrMnSiFurnace Roll Welding and Repairing, Crushing Machine Parts, Mining Equipment4M3Electrical shovel bucket teeth repairs and other excavator bucket teeth welding services.
Fusion Metal Chemical Composition(%)
Chemical Composition C Mo Cr
Guaranteed Value ≤0.50 ≤2.50 ≤2.50
Hardfacing layer hardness: HRC≥40
Reference Current (DC+)
Welding Rod Diameter(mm) φ3.2 φ4.0 φ5.0
Welding Current(A) 90~110 140~180 180~220
Cautionary Notes:
1.Welding rods must be pre-weld inspected.350-400Around ℃ baking1h。
2.Preheat before large-scale surfacing welding to200-300Around 0°C, and clean the rust and oil污 from the surface of the surfacing weld thoroughly.
D256High-Manganese Steel Welding Rod Model:EDMn-A-16 Stellite hardnessHRC：HB≥170
Description: High manganese steel surfacing welding rod, suitable for both AC and DC (for AC welding, the no-load voltage should not be less than)70V), It is advisable to use a low current and narrow bead welding during surfacing, and to immediately hammer or quench with water while red-hot to reduce the tendency for cracks. The surfacing metal is Austenitic high manganese steel, characterized by work hardening, high toughness, and wear resistance.
Application: Used for surfacing various wear-resistant parts such as crushers, high manganese steel rails, bucket teeth, bulldozers, etc.
D307Mold Welding Rod Model:EDD-D-15 HardfacingHRC：≥55
Description: High-speed tool steel surfacing welding rod, DC reverse polarity.
Application: Suitable for medium carbon steel (such as)45、45MnThe rough machined blades are surfacing welded to achieve the purpose of substitute integral high-speed steel, and can also be used for surfacing welding repair of worn-out blades and other tools.
D317Chromium-molybdenum-tungsten-vanadium surfacing welding rod Model:EDRCrMoWV-A3-15 HardfacingHRC：≥50
Description: Chromium-molybdenum-tungsten-vanadium surfacing welding rod, DC reverse polarity.
Application: Suitable for surfacing welding in die forging, as well as for the surfacing welding of general cutting tools.
D322Cold Heading Die Welding Rod Model:EDRCrMoWV-A1-03 HardfacingHRC：≥55
Description: Chromium-molybdenum-tungsten-vanadium cold heading die welding rod, versatile for both AC and DC, with stable arc and easy slag removal.
Application: Used for surfacing various punches and cutting tools, also suitable for repairing mechanical components that require high wear resistance.
D327Cold Rolled Die Welding Rod Model:EDRCrMoWV-A1-15 Hardfacing hardnessHRC：≥55
Description: Chromium-molybdenum-tungsten-vanadium cold heading die surfacing welding rod, DC reverse polarity.
Application: Used for surfacing various punches and cutting tools, as well as for repairing mechanical components that require high wear resistance.
D327ACold Heading Die Welding Electrode Model:EDRCrMoWV-A2-15 Stellite hardnessHRC：≥50
Description: Chromium-molybdenum-tungsten-vanadium cold heading die surfacing welding rod, DC reverse polarity.
Application: Used for surfacing various punch dies and cutting tools, also suitable for repairing mechanical components requiring high wear resistance.
D337Hot-forging die surfacing welding rod Model:EDRCrW15 Hardfacing hardnessHRC：≥48(After Welding Air Cooling)
Description: Chromium tungsten hot forging mold surfacing welding rod, DC reverse polarity.
Application: Used for casting or forging mold surfacing, also suitable for repairing worn-out forging molds.
392/D397Mold Welding Electrode Model:EDRCrMnMo-03（EDRCrMnMo-15）
Description:D392Titanium calcium cored welding rod, suitable for both AC and DC, with a surfacing layer structure consisting of martensite and retained austenite.D397For low-hydrogen sodium type chrome-molybdenum-molybdenum hot-forged welding rods, DC reverse polarity. Features excellent resistance to intermetallic friction wear and abrasive wear. Good welding process, full-position welding.
Application: Used for hot forging dies for casting or forging steel blanks, also for repair5CrMnMo、5CrNiMo、5CrNiSiWSteel old forging dies or high-strength, wear-resistant parts with surfacing welding.
Stellite hardnessHRC：≥40(After-Weld Air Cooling)
D406Wear-Resistant Stellite Welding Rod Model:EDRCrMnMoWCo-A Stellite hardnessHRC：≈50(After Welding Air Cooling)
Description: Chromium molybdenum tungsten heat-resistant steel wear-resistant surfacing welding rod, surfacing metal fora+Solid solution+Austenitic stainless steel+Martensite+Eutectic structure with high red hardness, resistance to cracking, and heat fatigue resistance.
Application: Used for high-temperature cutting tools, molds, such as surfacing for hot shear blades.
D417High-speed tool steel surfacing welding rod Model:EDD-B-15HardfacingHRC：≥55(After Welding Air Cooling)
Description: High-speed tool steel overlay welding rod, DC reverse polarity, excellent processability, wear resistance, and crack resistance.
Application: Used for surfacing applications requiring resistance to severe impact wear, corrosion, and cavitation, such as single and double-toothed roll crushers, blades, blast furnace charging clocks, etc., and also for surfacing various stamping dies.
D427High-temperature wear-resistant surfacing electrode. Weld hardnessHRC：≥40(After Welding, Air Cooled)
Description: High-temperature wear-resistant surfacing electrode, low-hydrogen sodium flux coating.
Application: Used for surfacing high-hardness and wear-resistant parts under high-temperature conditions, such as rolling mill, steelmaking charging machine jaw, and billet shearing with bimetallic thermal shear toughness.
D502High-chromium steel surfacing welding rod Model:EDCr-A1-03 Harden by surfacingHRC：≥40(After Welding, Air Cooled)
Description: High-chromium steel surfacing welding wire, surfacing metal for1Cr13High-chromium martensitic steel, surfacing with air quenching properties, generally does not require heat treatment, with uniform hardness, and can also be750℃～850℃ Annealing Softening, when heated to900～1000After air cooling or oil quenching, it can be re-hardened, suitable for both AC and DC, with good welding properties, it is a general-purpose surfacing welding rod.
Application: Used for surfacing operations at temperatures ranging450Axles and gates made of carbon steel or alloy steel below 0°C.
D507High-chromium steel surfacing welding rod Model:EDCr-A1-15 Hardfacing hardnessHRC：≥40(After Welding Air Cooling)
Description: High-chromium steel surfacing welding rod, surfacing metal for1Cr13High-chromium martensitic steel, surfacing with air quenching properties, generally does not require heat treatment, with uniform hardness, and also available in750℃～850℃ Annealing softening, when heated to900～1000After air cooling or oil quenching, it can be rehardened, utilizes direct current reverse polarity, and is a general-purpose surfacing electrode.
Application: Used for surfacing welding at working temperatures of450Shafts and valves made of carbon steel or alloy steel with temperatures below °C.
D507MoValve surfacing welding rod Model:EDCr-A2-15
Description: High-chromium steel valve surfacing welding rod, surfacing metal for1Cr13High-chromium martensitic steel, surfacing with air quenching properties, surfacing metal with high hardness at low and medium temperatures, excellent thermal stability, and corrosion resistance.D577The welding rod combination offers excellent anti-gouging properties, requiring no pre-weld heating or post-weld heat treatment, and uses direct current reverse polarity.
Application: Used for surfacing welding at working temperatures of510Sealed surfaces for medium-pressure cutoff gates below °C, valve sealing surfaces, etc., the surfacing of valve sealing surfaces should be withD577For use together.
HardfacingHRC(After Welding Air Cooling) ≥37Softening point510℃）
D507MoNbValve Welding Rod Model:EDCr-A1-15 HardfacingHRC(After Welding Air Cooling) ≥37
Description:1Cr13High-chromium steel valve surfacing welding rods, utilizing direct current reverse polarity, with an appropriate addition of strength elements such as molybdenum and niobium in the flux coating, hence the surfacing metal boasts excellent resistance to high-temperature oxidation and cracking.
Application: Used for working temperatures ranging450Welding overlay on the sealing surface of medium and low pressure valves below a certain temperature.
D512High-chromium steel surfacing welding rod Model:EDCr-B-03
Description: High-chromium steel surfacing welding rod, surfacing metal for2Cr13High-chromium martensitic steel, surfacing with air quenching properties, generally does not require heat treatment, with uniform hardness, and can also be750℃～800Annealing softening at °C, when heated to950～1000After air cooling or oil quenching, it can be re-hardened, suitable for both AC and DC, with good welding properties, belongs to general-purpose surfacing welding rods, with a thicker surfacing layer thanD502Harder, more wear-resistant, but more difficult to process.
Application: Used for shafts in carbon steel and low-alloy steels, superheated steam valve components, mixers, screw conveyor blades, and more.
HardfacingHRC(After Welding Air Cooling) ≥45Toughness to softening point500℃）
D516M/D516MAHigh-chromium steel surfacing welding rod Model:EDCrMn-A-16
Description: High-chromium steel surfacing welding rods with excellent wear, heat, corrosion resistance, and high-temperature stability; no pre-weld heat treatment required, no post-weld heat treatment needed; the surfacing layer is machinable.D516MPlease provide the Chinese content you would like translated into American English.H08Welding RodD516MAFor1Cr13Welding rod.
Application: Used for working temperatures of450Components subjected to the action of water, steam, and petroleum media below °C.25No. casting steel, high and medium pressure valve sealing surfaces, etc.
Hardfacing hardnessHRC：38～48
D516FHigh-chromium steel surfacing welding rod
Description: High-chromium steel surfacing welding rods with excellent wear, heat, corrosion resistance, and hot cracking resistance. No pre-weld heat treatment required, no post-weld heat treatment needed. The surfacing layer is machinable.
Application: For use in working temperatures of450Parts subjected to water, steam, and petroleum mediums below ℃25No. casting steel, high and medium pressure valve sealing surfaces, etc.
D517Valve Cladding Welding Rod Model:EDCr-B-15
Description: High-chromium steel valve surfacing welding rod, surfacing metal for2Cr13High-chromium martensitic steel, surfacing with air quenching properties, generally does not require heat treatment, with uniform hardness, and can also be750℃～800Annealing softening at °C, when heated to950～1000After air cooling or oil quenching, it can be re-hardened, uses DC reverse polarity, is a general-purpose surfacing electrode, with a thicker surfacing layer thanD507Harder, more wear-resistant, but more difficult to process.
Application: Used for shafts in carbon steel and low-alloy steel, superheated steam valve components, mixers, spiral conveyer blades, etc.
HardfacingHRC(After Welding, Air Cooling) ≥45Please soften to500℃）
D547Valve surfacing welding rod Model:EDCrNi-A-15 Stellite hardnessHRC：270～320HB
Description: Chromium-nickel alloy steel valve surfacing welding rod, utilizing direct current reverse polarity, with the surfacing metal reinforced by silicon, resulting in Austenite with an appropriate amount of ferrite offers good abrasion resistance, corrosion resistance, and oxidation resistance.
Application: Used for surfacing welding570Valves and other sealing parts for high-pressure boiler units in power stations operating below a certain degree Celsius.
D547MoValve Cladding Welding Rod Model:EDCrNi-B-15 Hardfacing hardnessHRC：≥37
Description: Chromium-nickel alloy steel valve surfacing welding rods, utilizing DC reverse polarity, offer excellent高温 resistance to abrasion and erosion. They possess high high-temperature hardness, good thermal stability, and resistance to thermal fatigue. The aging strengthening effect of the surfacing metal is remarkable, with increased aging time leading to further enhanced hardness and resistance to abrasion.
Application: For use600Hard-facing of high-pressure valve sealing surfaces for temperatures below °C.
D557Valve Surfacing Welding Rods Model:EDCrNi-C-15 HardfacingHRC：≥37
Description: Chromium-nickel alloy steel valve surfacing welding rod, utilizing direct current reverse polarity, the surfacing metal is strengthened by silicon, resulting in a ferrite and austenite microstructure. The aging time is increased, enhancing the hardness and abrasion resistance even further, and offering excellent resistance to corrosion and oxidation.
Purpose: For use in600High-pressure valve sealing surface surfacing for temperatures below °C.
D567Cast Iron Valve Overlay Welding Rods Model:EDCrMn-D-15 Hardfacing hardnessHB≥210
Description: High-chromium manganese steel ball cast iron valve surfacing welding rod, utilizing DC reverse polarity, surfacing metal is high-chromium manganese type austenite, good cold working hardening, excellent wear resistance, the surfacing layer has certain hardness, machinable, good crack resistance, good welding process properties, no need for preheating or slow cooling.
Application: For use in350Medium temperature and pressure cast iron ball valve sealing surface below 0℃.
D577Valve Surfacing Welding Rod Model:EDCrMn-C-15 Stellite hardnessHRC：≥28
Description: High-chromium manganese steel valve surfacing welding rod, utilizing DC reverse polarity, surfacing metal is of high-chromium manganese type austenite, with notable cold working hardening effect, excellent abrasion resistance, certain medium temperature hardness, and good stability.D507MoExcellent scratch and crack resistance when used in conjunction, no preheating required before welding, no heat treatment after welding, and good machinability.
Usage: For510Sealed surface for medium temperature and high-pressure valves below °C, in sluice valves.D507MoUsed in conjunction, offers enhanced wear resistance.
D582Stainless Steel Cladding Welding Rods HardfacingHRC：HB≈170
Description: Valve sealing stainless steel surfacing welding wire, efficiency up to120%Good welding process, withstands high current (higher than ordinary stainless steel welding rods)15%-20%), free from reddening and cracking of the coating, excellent intergranular corrosion resistance, versatile for both direct and flat welding, suitable for flat welding and flat corner welding.
Application: Used for valve sealing surface surfacing.
D602Wear-resistant slag-free welding rod
D600Wear-resistant slag-free welding rod
D608Cast Iron Surfacing Welding Rod Model:EDZ-A1-08
Description: Cast iron surfacing welding rod, suitable for both AC and DC, with DC reverse polarity power supply being more advisable, as the surfacing metal has a cast iron structure.+Chrome and manganese carbides, with high hardness and abrasion resistance, offer excellent resistance to wear from silt and ore particles.
Application: Used for parts in agricultural machinery, mining equipment, etc., that are subject to sand particle abrasion and light impacts.
HardfacingHRC：≥55
D618High-chromium alloy cast iron wear-resistant welding rod
D618This is a flux-cored wire with a graphite-type coating, suitable for both AC and DC applications. The surfacing layer boasts excellent anti-silt and anti-corrosion capabilities. It is used for surfacing parts that are subjected to impact loads, yet require good wear-resistant properties against abrasive wear.
Application: Suitable for surfacing welding on parts under conditions of normal and medium temperature, resistant to silt and cavitation, such as surface surfacing on mud pumps and propellers.
Hardness of surfacing layer:HRC≥58(Welded state, air-cooled).
Cautionary Notes:
1Welding rods must be pre-welded.300℃Left and Right Baking1Hour(s).2.According to the material and rigidity of the workpiece to be welded, appropriate preheating temperatures and welding process measures are adopted.
D628High-carbon, high-chromium cast iron surfacing electrode
D628It is a high-carbon, high-chromium cast iron surfacing electrode with a graphite-type flux coating. The surfacing layer consists of a dispersion of high-carbon, high-chromium cast iron carbides, which is hard but brittle, with low resistance to pressure and impact loads. To maintain its wear-resistant properties, it is recommended to use the smallest possible current, which promotes the alignment of the hard phase crystalline structure in the surfacing layer.
Application: Used for surfacing that withstands mild impact loads and requires excellent wear resistance, such as hammer mill hammer heads, impact plates for fan-type coal mills, etc.
Welding Metal Chemical Composition%）
C | Cr | Mo | V |
3~5 | 20~35 | 4~6 | ≤1 |
Hardness of surfacing layer:HRC≥60
Reference Current:
Welding Rod Diametermm） | 3.2 | 4.0 | 5.0 |
Welding Current(A) | 90~120 | 150~180 | 180~220 |
Cautionary Notes:1Pre-welding welding rods must be200℃Left and Right Baking1h。
2Weld overlay workpieces must be400~600℃Preheat and thoroughly clean the iron rust and oil stains from the workpiece before proceeding with the surfacing weld.
3Each weld bead length should not exceed50~70mmAgo.4After welding, the workpiece should be600~700℃Austenitizing1hSubsequently, the workpiece should be cooled slowly or immediately placed in a dry and preheated sand box or straw ash to cool slowly.
D638High-chromium cast iron surfacing welding rod HardfacingHRC：≥56
Description: High-chromium cast iron surfacing welding rod, featuring excellent wear resistance, suitable for both AC and DC, stable arc, minimal spatter, virtually slag-free, and high deposition efficiency.
Application: Used for hard-facing wear-resistant parts that require excellent resistance to abrasive wear, such as buckets, shovel blades, mud pumps, hammers, etc.
D642High-chromium cast iron surfacing welding rod Model:EDZCr-B-03 Hardfacing hardnessHRC：≥45
Description: High-chromium cast iron surfacing welding rod, suitable for both AC and DC, with a surfacing layer that offers excellent anti-abrasion properties.
Application: Used for components under normal and high-temperature wear and corrosion-resistant working conditions, such as turbine blades, high-pressure pump parts, blast furnace charge clocks, etc.
D646High-chromium cast iron surfacing welding rod Model:EDCr-B-16 Hardfacing hardnessHRC：≥45
Description: High-chromium cast iron surfacing welding rod, suitable for both AC and DC (with no-load voltage not less than... for AC welding)70VThe surfacing layer exhibits excellent anti-erosion properties.
Application: For parts used in both normal and high-temperature wear and corrosion-resistant working conditions, such as turbine blades, high-pressure pump components, blast furnace charging clock, etc.
D656Cast Iron Welding Rod Model:EDZ-A2-16 HardfacingHRC：≥60
Description: Cast iron surfacing welding rod, with a high-hardness surfacing layer, excellent resistance to abrasive wear, good impact resistance, oxidation resistance, and erosion resistance. Suitable for both AC and DC welding, the rod must be pre-welded after processing.300-350）℃×1hDrying.
Application: For wear-resistant and corrosion-resistant parts primarily subjected to abrasive wear in medium impact conditions, such as concrete mixers, high-speed sand mixers, screw feeders, and operating temperatures not exceeding500Furnace charging clock at ℃, ore crushing machines, coal hole excavators, etc.
D667High-chromium cast iron surfacing welding rod Model: EDZCr-C-15 HardfacingHRC：≥48
Description: Solmayte high-chromium cast iron surfacing welding rod, utilizing DC reverse polarity, with the surfacing layer being500Below °C, it boasts resistance to abrasion, corrosion, and cavitation; the hardness of the surfacing layer significantly decreases above this temperature.
Application: Used for surfacing in situations requiring high resistance to wear, corrosion, and cavitation, such as in the petrochemical industry for centrifugal cracking pump sleeves, mining crushers, parts, and diesel engine valve covers.
D678Cast Iron Overlay Welding Rods Model: EDZ-131-08 HardfacingHRC：≥50
Description: Tungsten carbide cast iron overlay welding rods, suitable for AC and DC.
Application: Used for surfacing wear-resistant parts such as mining machinery and crusher components.
D680/D687High-chromium cast iron surfacing electrode Model: EDZCr-D-15Hardfacing hardnessHRC：≥58
Description: Boron-containing high-chromium cast iron surfacing welding rod, utilizing DC reverse polarity. Arc is stable, spatter is minimal, slag is low, slag removal is easy. The surfacing layer is difficult to cut with hard alloy tools and can only be ground. The microstructure is martensitic.+Coarse and large composite carbides.
Application: Designed for high-impact wear scenarios, such as sprocket drill shafts, coal hole excavators, lifting buckets, crushing roller, pump casing, and mixing blade.
D698Chromium tungsten cast iron surfacing welding rod
Description:D698Graphite-coated chrome tungsten cast iron surfacing electrode, suitable for both AC and DC.
Application: Used for surfacing on mining machinery and mud pumps. Surfacing layer hardness:HRC≥60
Weld Overlay Metal Chemical Composition%）
C | W | Cr | Total Other Elements |
≤3 | 8.5~14 | 4~6 | ≤6 |
Caution: Due to the high carbon and alloy content in the surfacing metal, proper preheating and post-weld slow cooling can reduce the tendency for cracks.
D707Tungsten Carbide Overlay Welding Rod Model: EDW-A-15 Harden by surfacingHRC：≥60
Description: Tungsten carbide cored welding rod for carbon steel, relying on the excessive alloying of tungsten carbide in the flux coating, the welding metal contains a high tungsten content.40%-50%Due to the thicker flux coating, the sleeve is longer. After the welding rod becomes red, the flux coating tends to break off in small pieces. Use DC reverse polarity with lower current.
Application: Used for surfacing mechanical parts subjected to severe wear from rocky materials, such as concrete mixer blades, bulldozers, dredger blades, high-speed sand mixers, etc.
D707NiPure Nickel Overlay Welding Rods HardfacingHRC：≥45
Description: Pure nickel surfacing welding rod, relying on the carbide tungsten overalloy in the flux coating, the surfacing metal exhibits good crack resistance and oxidation resistance, and is used with direct current reverse polarity.
Application: Used for surfacing in high-temperature oxidation and abrasive wear resistance, such as blast furnace crucibles, sintering teeth, etc.
D717ATungsten carbide surfacing electrode Model: EDW-B-15 HardfacingHRC：≥60
Description: Tungsten carbide surfacing welding rodH08ASteel strip bundledOShape, diameter3.2mmPackaged with particle size60-80Objective, content by weight of welding core60%The above carbide tungsten casting is coated with an alkaline low-hydrogen paint. It relies on the excess carbide tungsten in the welding core for good welding properties, easy slag removal, stable arc, and uses direct current welding with a low current.D717For seamless tube welding rods.
Application: Used for surfacing mechanical parts that are subjected to severe rock abrasion, such as the back of the gripping teeth on a three-blade drill bit, blower blades, Coal mining drum, candy wrapping machine roller, concrete mixer blades, etc.
D717Tungsten Carbide Welding Rod Model:EDW-B-15
Description: Tungsten carbide surfacing welding rod, featuringH08ASteel strips bound togetherOShape, diameter3.2mmPacked with particle size60-80Objective, content by weight of welding core60%The above carbide tungsten castings are coated with an alkaline low-hydrogen paint, relying on the excess carbide tungsten in the welding core for good welding processability, easy slag removal, stable arc, and use direct current for welding with a lower current.D717For seamless tubular welding rods.
Application: Used for surfacing mechanical components that are highly resistant to abrasive wear by rocks, such as the back teeth of triple roll drill bits, blower blades, coal mining drums, sugar cane press rolls, and concrete mixer blades.
Fused Metal Chemical Composition/%
C | Si | Mn | Cr | W | Mo | Ni | Other |
1.5-4 | ≤4 | ≤3 | ≤3 | 50-70 | ≤7 | ≤3 | ≤3 |
HardfacingHRC：≥60
D708Tungsten Carbide Welding Rod
Description:D708Tungsten carbide alloy welding rod, used for tungsten carbide transition surfacing metal with tungsten content65%-85%Superbly crafted for easy slag removal and stable arc welding! The welding rods do not require pre-weld heating or post-weld temperature maintenance. Features high hardness, excellent wear resistance, and resistance to abrasion. Good weldability. Resists wear from rock and sand particles, extending the service life of equipment.4-8Multiple..
Application: Primarily used for surfacing and repair of wear areas on chemical equipment and various mechanical equipment. Such as metallurgical machinery, mining equipment, switch points, jaw plates, buckets, shovel teeth, engineering stone ships, brick machine augers, screws, mixer blades, fan blades, mineral processing equipment, construction machinery, and building materials machinery!
Fusion Metal Chemical Composition/%
C | Cr | Ni | Si | W |
≤1.5 | ≤3.0 | 5.0-7.0 | ≤1.0 | 70-85 |
Hardness of surfacing layer:HRC≥70
TDM-8Tungsten carbide alloy wear-resistant surfacing welding rod
Description:TDM-8Tungsten Carbide Alloy Wear-Resistant Welding Rod Recommended Products from the Building Materials Industry Department Our factory producesTDM-8Tungsten carbide alloy wear-resistant welding rods, specifically designed for the wear characteristics of conveying screws, mixer blades, brick-making machine mixing knives, augers, pusher bars, bulldozer buckets, digging buckets, and grabs in brick factories. Made primarily from tungsten carbide and low-hydrogen sodium-type flux, these rods are developed in collaboration with the Kobe technology process in Japan. They are suitable for both AC and DC applications, featuring high hardness, good toughness, high-temperature resistance, and wear resistance. They are used for surfacing welding on surfaces of carbon steel, alloy steel, cast iron, and cast steel.
Stellite metal: High manganese steel welding rod, tungsten content57%Gold powder12%Various elements such as cobalt, molybdenum, and chromium.
Chemical Composition%）：
C | Cr | W | Mo | B |
0.05 | 9.8 | 57 | 17 | 4.2 |
Reference Current:φ3.2 90-120A φ4.0 160-190A φ5.0 190-220A
Hardness of surfacing layer: (air-cooled after welding)HRC≥75
Cautionary Notes:1Ensure the surface impurities of the base material are thoroughly cleaned before welding. 2Use a lower current to prevent arc resistance cracking.3Thicker weld layers can be repeatedly applied.
D916Boron Carbide Wear-Resistant Welding Rod HardfacingHRC：≥64
Description: Boron carbide-toughened abrasive wear-resistant welding rod, suitable for both AC and DC, featuring excellent resistance to abrasive wear.
Application: Weld overlay repair for parts subjected to severe abrasive wear, such as exhaust fan impellers, slurry pumps, and coal chutes
D918High-chromium cast iron surfacing welding rod Model:EDZ-A2-08 HardfacingHRC：≥60
Description: Excellent antioxidant and anti-erosion properties.
Application: Used for abrasive wear under moderate or severe impact conditions, such as agricultural machinery, mining equipment, crushers, etc.
D938High-chromium cast iron surfacing welding rod Model:EDZ-A2-00 Hardfacing hardnessHRC：60-65
Description: The surfacing metal is a high-chromium cast iron with a dispersed carbide phase, suitable for high-stress and high-temperature wear conditions.
Application: Used for surfacing on mining machinery and mud.
Fusion Metal Chemical Composition/% High-chromium cast iron and other metal carbides
D007Cast Iron Molding Welding Rod Model:EDTV-15 HardfacingHRC：HB≥180
Description: Cast iron mold surfacing welding rod, with stable arc and excellent welding process, the weld metal is ferrite-based.+Wolfram carbide with diffused distribution, boasts excellent crack resistance, and does not require preheating before welding.
Application: Used for surfacing and welding repairs on gray cast iron balls, ductile iron, and alloy cast iron parts, such as large cast iron rolling dies, casting molds, and iron molds, etc.
D968Wear-resistant welding rod
D968Wear-resistant welding rod---Golden Steel No.1 - HardnessHRC≥-65-67 Performance: Wear, heat, and corrosion-resistant surfacing welding rod
D968Flux-cored welding rods, with a graphite coating, suitable for both AC and DC. Through the adoption of domestic and international technologies and years of rich experience, our factory has formulated a wear-resistant chemical composition in the coating by using a variety of alloys.100Manufactured on ton hydraulic powder coating machines. Suitable for surface coating and welding on carbon steel, cast steel, and stainless steel, providing wear resistance. Widely used in industries such as brick and tile factories (mixers, mixing drums, opposing rollers, crushing hammer heads), cement factories (tower trays, tower tips, sawtooth gears, extrusion rolls, grinding rolls, rock crushers, jaw plates, drainage blades, excavators, shovel teeth, mixer press blades), mining industry (coal mines, chutes, electric shovel teeth, drill bits), steel mills (large bells, small bells, funnels), agriculture (plow blades, corn stalk shredders), sugar factories, paper mills, refractory material factories, and other enterprises' wear-prone components.
Welding Metal Composition (%)
Welding Rod Type | C | Cr | Mn | Si | Other Elements | Deposited hardness |
EDCr-08(D968) | 2.00-4.00 | 12.00-26.00 | 1.00-3.00 | 1.00-3.00 | Surplus | HRC≥65 |
Reference Current(AC、DC+)
Welding Rod Diameter(mm) | 3.2 | 4.0 |
Welding Current(A) | 100-120 | 120-160 |
D808Tungsten Carbide Wear-Resistant Welding Rod
Description: Low-hydrogen sodium-type flux coated tungsten carbide surfacing electrode with carbon steel as the welding core, relying on the alloy transition of carbides in the flux coating, the tungsten content of the surfacing metal80-85%Due to the thick drug coating and high content of alloy elements, both AC and DC welding are possible, with appropriate current for surfacing.
Application:Graphite-type flux coated welding rods, suitable for both AC and DC. Used in brick and tile factories (mixing knives, mixing drums, rolling pairs, crusher hammers), cement factories (tower disks, tower tips, extrusion rolls, grinding rolls, crushers, jaw plates), mining (coal mines, gold mines, chutes, electric shovel teeth, drill bits, hammers), steel mills (large and small bells, funnels), agriculture (plow blades, corn stalk crushers), charcoal machine propellers, sugar factories, paper mills, refractory material factories, and other enterprises for parts subject to wear. Welding metal chemical composition(%)
Chemical Composition | C | Mn | Si | W |
Guaranteed Value | 1.50~3.00 | ≤2.00 | ≤4.00 | 80.0~85.0 |
Hardfacing layer hardness: HRC≥63
Reference Current (DC+)
Welding Rod Diameter(mm) | φ3.2 | φ4.0 | φ5.0 |
Welding Current(A) | 70~120 | 140~180 | 180~220 |
Cautionary Notes:
1.Welding rods must be pre-weld inspected.300-350℃Baking1h。
2.Furnace preheat temperature for surfacing weldments made of carbon steel is300℃Above, the preheating temperature for surfacing weldments made of low-alloy steel is400-500℃Preheat temperature for surfacing parts made of stainless steel is600-650℃。
3.Welded low-alloy and stainless steel must be subjected to700℃Annealing.
D017Cast Iron Blade Mold Welding Rod Stellite hardnessHRC：≥53
Description: Cast iron blade mold surfacing welding rod, with good welding process properties, stable arc, minimal spatter, easy slag removal, smooth shaping, and the weld metal is martensitic.+Wolfram carbide with diffused distribution boasts excellent crack resistance; no preheating required before welding.
Application: Used for surfacing and welding repairs on edge cutting dies for cast iron and alloy cast iron.
D022High-hardness, wear-resistant surfacing welding wire Stellite hardnessHRC：≥58(After Welding Air Cooling)
Description: High-hardness, wear-resistant surfacing welding rod made of tungsten, chromium, molybdenum, and vanadium alloys; versatile for both AC and DC; excellent welding performance; no preheating required before welding; no slow cooling necessary after welding.
Application: Used for surfacing wear-resistant parts in alkali pumps, wearing components, and machinery for sugar production, mining, brick-making, cement, highways, and other industries in the construction sector.
D027Charging mold blade edge surfacing welding rod HardfacingHRC：≥55
Description: Surfacing welding wire for冲载模刃口, with good welding process properties. Under normal welding conditions, it is not prone to cracking, porosity, or inclusion. No pre-welding heat treatment required for the workpiece, and no heat treatment necessary after welding. Surface hardnessHRC58。
Application: Used for mold surfacing and repair of cutting edges on various large and medium-sized trimming dies.
D036Charging mold blade edge surfacing welding rod HardfacingHRC：≥55(After Welding Air Cooling)
Description: Carburizing mold blade surfacing welding rod, dual-purpose for both AC and DC, excellent welding process properties, good stability in surfacing layer structure and hardness, no preheating before welding, no heat treatment after welding.
Application: Used for surfacing and repairing die forgings(Stellite is cladded onto the carbon steel substrate to form the cutting edge.)Also suitable for repairing mechanical parts that require high wear resistance.
D047Roller Press Hard Facing Welding Rod Hardfacing hardnessHRC：≥55
Description: Roller press hard-faced surfacing welding rods, with direct reverse connection, exhibit good welding process properties, excellent crack resistance, cold welding without cracking, and possess good compressive strength and abrasive wear resistance.
Application: Used for welding on the rolls of rolling machines without disassembly for repair, and also suitable for other mechanical parts that are resistant to compression wear.
D50High-carbon cast iron wear-resistant welding rod
This welding rod is a new type developed in recent years,渣-freeCr-Si-Mo-BGrain-welding rod for wear-resistant surfaces, suitable for abrasive particle wear.C2.5-3.5％，Cr16-20%，Si≤3% ，Mo1.0- 1.5%, B0.5- 1.5%Withstanding low to medium impact, resistant to severe abrasive wear, and post-weld hardnessHRC≥65Can enhance wear resistance lifespan.3-10Weldable onto surfaces of low, medium carbon steel, low alloy steel, high manganese steel, and cast steel components..
D65High-alloy wear-resistant welding rod
Advantages of welding rods include good buildup shape, slag-free after welding, high utilization rate, and excellent wear resistance. They are suitable for surfacing low-carbon steel, medium-carbon steel, low-alloy steel, high-manganese steel, and cast steel components, as well as certain gray cast iron pieces. They can withstand low-impact and are resistant to severe abrasive wear, with high hardness after welding.HRC≥63Enhances wear resistance lifespan.3－10Welding Process: Electrodes are suitable for both AC and DC welding, with reverse DC connection (electrode connected to the positive pole). For AC welding machines, the no-load voltage is required.≥70VStellite welding current150-180AThe weld bead width must be greater than or equal to the weld bead height.3To ensure a strong bonding with the base material and form the required wear-resistant structure, the rod must be heated sufficiently. This is primarily achieved through the power of the welding machine and adjusting the current. When using this rod, follow the instructions: dry the rod before welding, clean and preheat the workpiece, and then cool it slowly after welding. This rod is suitable for hardfacing on components prone to wear and high abrasion, such as loader bucket teeth, coal mill hammers, sintering equipment feeder blades, augers, fan blades, cement extruder rolls, tower pans, tower teeth, tower tips, concrete conveying pipes, concrete pumps, various conveying troughs, crusher tooth plates, ball mills, and large drum lining plates, etc.
D68Molybdenum-boron-vanadium high-alloy wear-resistant welding rod
Wear-resistant high-alloy welding rod - This type of welding rod is a chrome-molybdenum-boron-vanadium high-alloy wear-resistant welding rod, compared to...D－65High hardness, good toughness, and high wear-resistant lifespan for welding rods.1/3Above, welding processes, applications, and precautions are the same.D－65Type welding rod.
DH-01Alloy Abrasion-Resistant Welding Rods
Description:DH-01Wear-resistant welding rod for type fire power plants, specifically designed for the easy-wearing parts of power plants. It is suitable for both AC and DC, easy to operate, with good surfacing and slag removal. The shape is aesthetically pleasing and exhibits strong resistance to particle wear, impact corrosion, and various high and low stress wear. It serves as a corrosion-resistant material for easily worn parts. Metal Composition%）
Cr 13-15
Mn 6.0-8.0
B 0.75
Ni 0.30
HardnessHRC≥75
D-8018Carbon factory welding rods - HardnessHRC≥80
Please provide the Chinese content to be translated into American English.High-alloyWear-resistant Welding RodsPlease provide the Chinese content to be translated.CharcoalMachine operationRepairA，CharcoalAfter the screw propeller of the machinery equipment is re-welded, the welded portion should be placed in dry quicklime or straw ash, and the depth should be above three pitches.CharcoalMechanical equipment's screw propeller cooled down to50Remove after reaching a certain degree, and use a green silicon carbide grinding wheel for polishing. Be cautious not to...Please provide the Chinese content to be translated.Overexertion or localized overheating is not advisable.Please provide the Chinese content to be translated.Cool water or other substances. GenerallyRepairCharcoalThe screw propellers for machinery equipment are all directly re-welded; this method can also be used, but the correct procedure is to first...RepairThe front section of the screw propeller that requires surfacing welding needs to be heated for preliminary preheating to reach the desired temperature.200Approximately degrees Celsius. Secondly, be mindful to select the appropriate welding method during the re-welding process.Please provide the Chinese content that needs to be translated into American English.CharcoalMachine equipment specialtyPlease provide the Chinese content to be translated.SpecialWear-resistant Welding RodsThen, observe the wear of the screw propeller's front end angle and proceed with layering. After welding one layer, remove the slag before welding the second layer. The repair thickness should exceed the required thickness by about two millimeters. The repaired screw propeller should not have slag or pores; if it does, it needs to be repatched. CharcoalAfter the screw propeller of the machinery equipment has been re-welded, the welded section should be placed in dry quicklime or wood ash, with a depth of three screw pitches or more.. Please provide the Chinese content to be translated.CharcoalMechanical equipment screw propeller cooling down to50Remove after reaching a certain degree and select a green silicon carbide grinding wheel for polishing. Pay attention not toPlease provide the Chinese content to be translated.Overexertion or localized overheating is not permitted.Please provide the Chinese content you would like translated into American English.Cool water or other substances. GenerallyRepairCharcoalMachine equipment screw propellers are all directly welded, and this method is also acceptable. The correct approach is to first preprocess...RepairThe front section of the screw propeller requiring surfacing needs to be heated for preliminary preheating to reach the desired temperature.200Approximately degrees Celsius; Secondly, it's important to select the appropriate material for the repair welding.Please provide the Chinese content that needs to be translated into American English.CharcoalMachine equipment specialtyPlease provide the Chinese content you would like translated into American English.SpecialWear-Resistant Welding RodThen, observe the wear on the front angle of the screw propeller and provide a layered approach. After welding a layer, remove the slag before proceeding to the second layer. The weld fill should exceed the required thickness by about two millimeters. The repaired screw propeller should not have any slag or porosity; if present, it requires re-repair.
High-temperature resistant, wear-resistant, impact-resistant
D856Series of special high-temperature and wear-resistant surfacing welding rods
Product Code:D856-1
Application: Used for grinding coal rolls, impact plates, wear-resistant plates, electric shovel teeth, crushing rolls, hammers, etc.
Product Code:D856-2
Application: Used for impact resistance, scrubbing, and heat-resistant wear, such as in the sealing surfaces of blast furnace feed hoppers, buckets, gates, mixer blades, scraper teeth, excavator teeth, cement high-pressure extrusion rolls, continuous rolling mill rolls, crane rolls, crushing rolls, and wearing parts of crushers. Welding can be machined.
Product Code:D856-2A
Usage:DL-2BUsed for low-carbon, low-alloy steel surfacing repair, such as shaft sleeves, gear teeth, sprockets, guide wheels, tractors, excavator rollers, and idlers, etc., suitable for machining.
Product Code:D856-3
Application: Used for bucket teeth, crushing rolls, sieve plates, iron track forks, hammers, impact plates, excavators, pump blades, slides, scrapers.TaoMixing machine, screw drill, tamping tool, bucket teeth, and overlay welding for the swing hammer of the gyratory crusher.
Part Number:D856-3A/D856-T3
Application: Used for surfacing on parts subject to severe abrasive wear. Particularly suitable for sintering machine single-disk roller, grating plate, hammer head, discharge liner, coal mill roller, impact plate, wear-resistant plate, etc., in steel mills. Also widely used in the construction industry, such as concrete pump spectacle plate, floating ring,SPipe waiting. Red hard, belongs to slagless welding rod, high deposition rate η >90％。
Brand Number:D856-T3A/D856-T3C/D856-G3
Application: Used for wind turbine blades, valve seats,TaoRotary Sealing Ring, Bearing Sleeve, Single-tooth Roller, High-temperature Hot Rolling Roller, various hot forging molds, hot extrusion dies, and surfacing for corrosion and wear resistance in chemical industries. Characterized by aesthetically pleasing shapes, high hardness, and no cracks, they are suitable for machining.
Part Number:D856-G3A/D856-4
Application: Used for high-temperature wear-resistant surfacing, such as chute, slag board, etc.
Brand Number:D856-4A
Purpose:5CCrConcrete Pump Eyebrow Plate ApplicationSPipe and floating ring specialized welding rod, also widely used in steel mill sintering machine single tooth roller, grating plate, hammer head, feeding liner, coal grinding roller, impact plate, wear-resistant plate, chute, slag board, etc. Possesses red hardness, belongs to slagless welding rod, high deposition rate η＞90％。
Product Code:D856-5
Application: Used for high-temperature wear-resistant overlay welding on items such as chutes and slag boards. It features red hardness, belongs to slag-free welding rods, with a high deposition rate.η＞90％。
Product Code:D856-6
Usage:NCC-2Welding rods for hot cutting blade surfacing, featuring red hardness and crack resistance. Also suitable for components in high-temperature, high-pressure valves, hot forging dies, etc., which are subjected to both impact and high temperatures, as well as corrosion resistance. Equivalent to GermanNCC-2Welding rods.
Product Code:D856-6A/D856-8
Usage:JIS（DF-2BGas turbine blade welding wire. For surfacing applications on turbine blades, impellers, shaft sleeves, washers, etc.
Product Code:D856-9A
Application: Welding rods for oil drilling tools. Such as pump sleeves and rotating sealing rings, worn-out panels, screw feeders, and surfacing for oil field drill bits.
Brand Number:D856-10
Application: Used for high-temperature and high-pressure valves, internal combustion engine valves, various cutting edges in the chemical industry, shaft sleeves for high-pressure pumps, wood saw teeth, hot-rolled finishing roll profiles, and surfacing of bearing seats. Its excellent toughness and comprehensive mechanical properties are suitable for surfacing on various hot molds.
Product Code:D856-10A/856-11
Application: Used for surfacing applications on machine bases, cutting edges, rotating sealing rings, worn panels, bearing sleeves, as well as hot shearing blades and hot forging dies, in environments that simultaneously withstand impact and high temperatures. Also suitable for surfacing the inner and outer rings of bearings.
Part Number:D856-12（BB-1）
Application: Used for surfacing of wire drawing wheels, roller shafts, pump rotors, plungers, cams, paper machine grinding disks, scraper teeth, and more.
Product Code:D856-13（BB-2）
Application: Used for surfacing operations on paper machine rolls, loader teeth, corrosion-resistant pump valves, shaft sleeves, sprockets, screw feeders, and more.
Product Code:D856-14JIS（HF-800K）
Application: Used for surfacing various mechanical wearing parts such as electric shovels, ball mills, crushers, etc., equivalent toJISHF-800。
Part Number:D856-15JIS（HF-800K）
Application: Used for welding, cutting, scraping, conveying, and other tools requiring severe abrasive wear resistance, such as dredger blades, propellers, etc. Equivalent toJISHF-1000Welding rods.
