| Electrode designation | model | Type of electric current | main purpose | |||
| A001G15 | E308L-15 | direct current | Suitable for welding of stainless steel of the same type as flat welding and fillet welding. | |||
| A002 | E308L-16 | AC | Used for welding ultra-low carbon Cr19Ni10 stainless steel structures, and can also be used for 06Cr18Ni11Ti stainless steel structures with working temperatures below 300 ° C and corrosion resistance; Mainly used for the manufacturing of equipment such as synthetic fibers, fertilizers, and petroleum. | |||
| A002A | E308L-17 | AC | Used for welding stable austenitic stainless steel containing titanium and similar types of stainless steel. Welding rods with a diameter less than 3.2mm can be used for all position welding, while other specifications are only used for flat welding positions. | |||
| A007 | E308L-15 | AC | Used for welding ultra-low carbon Cr19Ni10 stainless steel structures, and can also be used for 06Cr18Ni11Ti stainless steel structures with working temperatures below 300 ° C and corrosion resistance; Mainly used for the manufacturing of equipment such as synthetic fibers, fertilizers, and petroleum. | |||
| A12Si | ～ | AC | Used for welding of ultra-low carbon stainless steel (formerly 00Cr17Ni15Si4Nb) resistant to agricultural nitric acid. | |||
| A12Nb | ～ | AC | Used for welding important ultra-low carbon corrosion-resistant and titanium stabilized Cr19Ni11Ti stainless steel. It can also be used for stainless steel cladding on the inner wall of a hot wall hydrogenation reactor. | |||
| A002Mo | E308MoL-16 | AC | Used for welding ultra-low carbon stainless steel structures, and can also be used for welding 06Cr18Ni11Ti with carbon steel, such as in the manufacturing of equipment for synthetic fibers, petroleum, fertilizers, etc. | |||
| A022 | E316L-16 | AC | Used for welding equipment such as urea and synthetic fibers, as well as stainless steel structures of the same type. It can also be used for chromium stainless steel, composite steel, and dissimilar steel that cannot be heat-treated after welding. | |||
| A022Si | ～ | AC | Used for welding lining plates or pipes in smelting equipment. | |||
| A022L | ～ | AC | Welding of nuclear safety grade I chromium nickel austenitic stainless steel pipes and vessel components, as well as equipment such as urea and synthetic fibers, and chromium stainless steel and dissimilar steel that cannot undergo heat treatment after welding. | |||
| A027 | E316L-15 | direct current | Used for welding equipment such as synthetic fibers and similar types of stainless steel structures, it can also be used for chromium stainless steel, composite steel, and dissimilar steel that cannot be heat-treated after welding. | |||
| A032 | E317MoCuL-16 | AC | Used for welding equipment such as synthetic fibers and working in dilute and medium concentration sulfuric acid media, the same type of ultra-low carbon stainless steel structure can also be welded to Cr10Si13 acid resistant steel. | |||
| A032Mo | E317L-16 | AC | Used for welding stainless steel materials of the same type, such as AISI317/317L steel, and also suitable for welding composite steel and dissimilar steel, as well as for surfacing corrosion-resistant layers. | |||
| A037Mo | E317L-15 | direct current | Used for welding stainless steel materials of the same type, such as AISI317/317L steel, and also suitable for welding composite steel and dissimilar steel, as well as for surfacing corrosion-resistant layers. | |||
| A042 | E309MoL-16 | AC | Used for welding of ultra-low carbon stainless steel materials of the same type (such as urea synthesis tower lining) and dissimilar steels. | |||
| A042Si | ～ | AC | Used for welding of ultra-low carbon stainless steel materials of the same type (such as urea synthesis tower lining) and dissimilar steels. | |||
| A042Mn | ～ | AC | Used for welding of urine tower equipment such as Cr25Ni22Mo2 stainless steel. | |||
| A052 | ～ | AC | Used in reactors and separators for chemical resistance to sulfuric acid, acetic acid, and phosphoric acid, as well as for welding of seawater corrosion-resistant steel (022Cr18Ni24Mo5) and dissimilar steels. | |||
| A062 | E309L-16 | AC | Used for the manufacturing of stainless steel structures, composite steels, and dissimilar steels of the same type in equipment manufacturing such as synthetic fibers and petrochemicals. It can also be used for cladding of transition layers on the inner walls of nuclear reactor pressure vessels and welding of tower internals. | |||
| A067 | E309L-15 | direct current | Used for the manufacturing of stainless steel structures, composite steels, and dissimilar steels of the same type in equipment manufacturing such as synthetic fibers and petrochemicals. It can also be used for cladding of transition layers on the inner walls of nuclear reactor pressure vessels and welding of tower internals. | |||
| A072 | ～ | AC | Used for welding 00Cr25Ni20Nb steel, such as nuclear fuel equipment. | |||
| A082 | ～ | AC | Used for welding and repair welding of concentrated nitric acid corrosion resistant steels such as 00Cr27Ni15Si4Nb and 00Cr14Ni14Si4. | |||
| A097 | E320LR-15 | direct current | Used for welding 20Cb3 steel and welding low carbon steel with 20Cb3. | |||
| A101 | E308-16 | Used for welding stainless steel sheet structures of Cr19Ni9 and Cr19Ni11Ti with working temperatures below 300 ℃. | ||||
| A102 | E308-16 | AC | Stainless steel structures with corrosion resistance of 0Cr19Ni9 and 0Cr19Ni11Ti used for welding working temperatures below 300 ℃ | |||
| A102A | E308-17 | AC | Stainless steel structures with corrosion resistance of 0Cr19Ni9 and 0Cr19Ni11Ti used for welding working temperatures below 300 ℃ | |||
| A102T | E308-17 | AC | Used for welding corrosion-resistant 06Cr19Ni10 and 06Cr18Ni11Ti stainless steel structures with working temperatures below 300 ° C, as well as surfacing stainless steel surface layers. | |||
| A102SiN | ～ | AC | Used for welding structures such as 253MA and ZG40Cr24Ni9Si2NRe, such as boiler burners. | |||
| A107 | E308-15 | direct current | Used for welding corrosion-resistant 0Cr19Ni9 stainless steel structures with working temperatures below 300 ℃, as well as welding some poorly weldable steels (such as high chromium steel) and surfacing stainless steel surface layers. | |||
| A112 | ～ | AC | Used for welding Cr19Ni9 stainless steel with generally low requirements for corrosion resistance. | |||
| A117 | ～ | direct current | Used for welding Cr19Ni9 stainless steel with generally low requirements for corrosion resistance. | |||
| A132 | E347-16 | AC | Used for welding important corrosion-resistant and Ti stable 0Cr19Ni11Ti stainless steel. | |||
| A132A | E347-17 | AC | Used for welding important corrosion-resistant and Ti stable 0Cr19Ni11Ti stainless steel. | |||
| A137 | E347-15 | direct current | Used for welding important corrosion-resistant and Ti stable 0Cr19Ni11Ti stainless steel. | |||
| A146 | ～ | AC | Used for welding important 0Cr20Ni10Mn6 stainless steel structures. | |||
| A147 | ～ | direct current | Used for welding important 0Cr20Ni10Mn6 stainless steel structures, as well as for welding special and dissimilar steels. | |||
| A172 | E307-16 | AC | Suitable for welding ASTM307 steel and other dissimilar steels, it can also be used for impact corrosion resistant steel and transition layer welding. Such as high manganese steel, quenched steel, etc. | |||
| A201 | E316-16 | direct current | 0Cr18Ni12Mo2 stainless steel equipment used for welding in organic and inorganic acid (non oxidizing acid) media. It can also be used for welding high chromium steel that cannot undergo heat treatment after welding or as a dissimilar steel for welding. | |||
| A202 | E316-16 | AC | Used for welding 0Cr18Ni12Mo2 stainless steel working in organic and inorganic acid (non oxidizing acid) media or as a dissimilar steel for welding. | |||
| A202NE | E316-16 | AC | Welding nuclear safety grade II chromium nickel austenitic stainless steel pipes and vessels. Also used for welding 06Cr17Ni12Mo2 stainless steel or dissimilar steel working in organic and inorganic acid (non oxidizing acid) media. | |||
| A207 | E316-15 | direct current | Used for low-carbon 0Cr18Ni12Mo2 stainless steel equipment, as well as for welding high chromium steels (such as Cr13, Cr17) without heat treatment, and for welding dissimilar steels. | |||
| A212 | E318-16 | AC | Used for welding important stainless steels such as 0Cr18Ni12Mo2 and 00Cr17Ni14Mo2, as well as workpieces in contact with strong corrosive media such as urea synthesis towers and vinylon equipment. | |||
| A222 | E317MoCu-16 | AC | Used for welding copper containing stainless steel equipment of the same type. | |||
| A232 | E318V-16 | AC | Welding Cr19Ni10 and 0Cr18Ni12Mo2 stainless steel structures that are generally heat-resistant and have certain corrosion resistance. | |||
| A237 | E318V-15 | direct current | Used for multi-layer welding of Cr19Ni10 and 0Cr18Ni12Mo2 stainless steel structures that require general heat resistance and certain corrosion resistance. | |||
| A242 | E317-16 | AC | Used for welding stainless steel materials of the same type, composite steel, and dissimilar steel. | |||
| A301 | E309-16 | AC | Used for welding the same type of stainless steel, stainless steel lining, dissimilar steel, as well as high chromium steel, high toughness steel, etc. | |||
| A302 | E309-16 | AC | Used for welding the same type of stainless steel, stainless steel lining, dissimilar steel (Cr19Ni9 and low carbon steel), as well as high chromium steel, high manganese steel, etc. | |||
| A307 | E309-15 | direct current | Used for welding stainless steel of the same type, dissimilar steel, high chromium steel, high manganese steel, etc. | |||
| A312 | E309Mo-16 | AC | Used for welding stainless steel containers of the same type that are resistant to sulfuric acid medium (sulfur ammonia) corrosion, and can also be used for welding stainless steel liners, composite steel plates, and dissimilar steels. | |||
| A317 | E309Mo-15 | AC | Used for welding similar stainless steels, composite plates, and dissimilar steels that are resistant to sulfuric acid medium (sulfur hydrogen) corrosion. | |||
| A402 | E310-16 | AC | Used for welding heat-resistant stainless steel of the same type that works under high temperature conditions, it can also be used for welding high hardening chromium steels (such as Cr5Mo, Cr9Mo, Cr13, Cr28, etc.) and dissimilar steels. | |||
| A407 | E310-15 | direct current | Used for welding heat-resistant stainless steel of the same type, stainless steel liners, and dissimilar steels, as well as for welding high hardening Cr5Mo, Cr9Mo, Cr13, and Cr28 steels. | |||
| A412 | E310Mo-16 | AC | Used for welding heat-resistant stainless steel that works at high temperatures, as well as for welding stainless steel liners, dissimilar steels, etc. Toughness when welding high quenched carbon steel and low-alloy steel. | |||
| A422 | ～ | AC | Used for welding Cr25Ni20Si2 austenitic heat-resistant steel drums on furnace coiling machines, and can also be used for welding dissimilar steels. | |||
| A427 | ～ | direct current | Used for welding Cr25Ni20Si2 stainless steel, such as furnace rolling machine drums, dissimilar steel welding, etc. | |||
| A432 | E310H-16 | AC | Welding HK40 heat-resistant steel. | |||
| A437Mn | ～ | direct current | Used for welding HK40 high-temperature furnace tubes and furnace low rollers. | |||
| A437MoCu | ～ | direct current | Used for welding sulfuric acid resistant steel with equivalent chemical composition. | |||
| A462 | ～ | AC | Welding of furnace tubes (HK-40, HP-40, RC-1, RS-1, IN-80) used for working under high temperature conditions. | |||
| A502 | E16-25MoN-16 | AC | Used for welding low alloy and medium alloy steels, dissimilar steels, structures with high rigidity, and corresponding hot strength steels in quenched state. Welding of 30CrMnSi in quenched state, as well as stainless steel, carbon steel, and dissimilar steel. | |||
| A507 | E16-25MoN-15 | direct current | Used for welding low alloy and medium alloy steels, dissimilar steels, and structures with high rigidity in quenched state, as well as corresponding hot strength steels. Welding of 30CrMnSi, stainless steel, and carbon steel in quenched state. | |||
| A512 | E16-8-2-16 | AC | Mainly used for welding high-temperature and high-pressure stainless steel pipelines. | |||
| A607 | E330MoMnWNb-15 | direct current | Used for welding of the same type of stainless steel materials working under high temperature conditions of 850-900 ℃, as well as welding of header and expansion pipes (such as Cr20Ni32 and Cr18Ni37 materials) in hydrogen conversion furnaces. | |||
| A707 | ～ | direct current | Welding of Cr17Mn13MoN (Q255 steel) for production equipment of wax acid, vinylon, urea, etc. | |||
| A717 | ～ | direct current | Used for welding structural components of 20Cr15Mn15Ni2 low magnetic stainless steel electro physical devices or 07Cr19Ni11Ti dissimilar steel. | |||
| A802 | ～ | AC | Used for welding synthetic rubber pipes with a sulfuric acid concentration of 50% and a certain working temperature and atmospheric pressure, as well as steel grades such as Cr18Ni18Mo2Cu2Ti. | |||
| A902 | E320-16 | AC | Used for welding Carpenter20Cb nickel alloy in corrosive media such as sulfuric acid, nitric acid, phosphoric acid, and oxidizing acids. | |||
