Shandong Qianlin Metal Material Co., Ltd. is a large enterprise specializing in the production and sales of seamless steel pipes, and is a cooperative partner with several major steel pipe factories, including Tianjin DaWu Seamless Steel Pipe Factory, Baotou Steel Pipe Factory, Chengdu Seamless Steel Pipe Factory, Anshan Steel Pipe Factory, and Baoshan Steel Pipe Factory. These include pipes, precision drawn pipes, cold drawn pipes, precision rolled pipes, precision extruded pipes, precision drawn seamless pipes, seamless pipes, precision drawn seamless pipes, cold drawn seamless pipes, precision rolled seamless pipes, precision extruded seamless pipes, square pipes, seamless square pipes, rectangular pipes, square-rectangular pipes, seamless square-rectangular pipes, Q345BCDE seamless square pipes, grouting pipes, pipe sheds, advanced small conduits, grouting steel flower pipes, 20# seamless steel pipes, 35# seamless steel pipes, 16Mn seamless steel pipes, Q345B seamless steel pipes, Q355B seamless steel pipes, 45# seamless steel pipes, 20Cr seamless steel pipes, 40Cr seamless steel pipes, 20G seamless steel pipes, 35CrMo seamless steel pipes, 42CrMo seamless steel pipes, and 27SiMn seamless steel pipes, among others. The legal representatives of these companies are shareholders and partners. Since its establishment, the company has consistently adhered to the business philosophy of "surviving on quality, developing on products, securing cooperation with reputation, and winning customers with service." Guided by this philosophy, the company has been selling and distributing products throughout the year as a general agent, including seamless pipes from Tianjin Seamless Steel Pipe Factory, Chengdu Pangang, Baogang, Baosteel, and Anshan Steel, as well as stainless steel seamless steel pipes and alloy pipes. The company boasts modern large outdoor and indoor storage facilities, with over 3,000 tons in stock.
Application: Suitable for mechanical structures, hydraulic equipment, cylinders, drums, parts processing, auto (motorcycle) accessories, diamond thin-wall drill bits. Used in power towers, lightning rods, lamp posts, lightning rods, communication towers, monitoring towers, lightning protection facilities, technological towers, wind lightning rods, power plant lightning rods, power transmission lightning rods, and transformer substation lightning rods. Production Range and Tolerance: 10-108mm x 1-14mm, tolerance 2-10 thousandths. Product Features: Our cold drawn seamless tubes are free from surface defects such as pitting, scratches, cracks, and skin splits. The inner and outer surfaces are bright and much brighter than those of ordinary cold drawn tubes, with a small tolerance of 2 thousandths. Therefore, they are commonly used in fields with high requirements for accuracy and smoothness to enhance product quality and reduce processing costs.
Seamless Steel Pipe Calculation Formula: [(Outer Diameter - Wall Thickness) * Wall Thickness] * 0.02466 = kg/m (Weight per meter)
Services Available: Drilling, cutting, sawing, planing, chamfering, boring, honing, threading, punching, degreasing, packaging, centerless grinding, internal hole boring, and oxygen-free annealing.
Fine Drawn Steel Pipe (Fine drawn tube, Cold drawn tube, Fine drawn bright tube) Technical Features: Inner and outer diameter accuracy can be controlled at ≤0.05mm, ellipticity ≤0.1mm, smooth and bright outer surface, free from cracks and peeling, small wall thickness error, and good straightness. Steel pipe weight calculation formula: [(Outer Diameter - Wall Thickness) * Wall Thickness] * 0.02466 = kg/m (weight per meter). We can provide services such as cutting, chamfering, degreasing, packaging, centerless grinding, and cold working for steel pipes.
Cold Drawn Steel Pipe
Production Range: OD 16-40mm x 2-10mm Cold Drawn Seamless Steel Tubes
Prices for small-diameter cold-drawn seamless steel tubes in Liaocheng market, from south to north, show a clear price advantage. Our company, with superior quality, low prices, and full specifications, holds the top position in the Liaocheng (national) steel tube market. Special specifications can be custom-made. Welcome all new and old customers to call for negotiations.
Characteristics of cold drawn precision steel tubes
1. Smaller outer diameter.
2. High precision for small batch production.
3. Cold drawn finished products have high precision and a good surface finish.
4. The cross-sectional area of steel pipes is more complex.
5. Steel pipes offer superior performance and a denser metal composition.
Section 2: Precision rolling mill produces precision drawn steel pipes (precision drawn tube, cold drawn tube, polished bright tube)
Production Range: 8-219mm x 0.5-30mm. Our precision drawn steel pipes (precision drawn tube, cold drawn tube, precision polished tube) have a high degree of precision, controlled within 3 wires, with high brightness, even wall thickness, and free from scratches, marks, and burrs. Custom production available, minimum order quantity: 1 ton. Materials: 10#, 20#, 35#, 45#, 40Cr, 16Mn, etc. Please call for inquiries and orders!
Note: Our precision drawn steel tubes (precision tube, cold drawn tube, precision polished tube) offer significant price advantages with wall thickness of 2mm or more and ±0.005mm tolerance.
Categories
Fine drawn seamless steel tubes, fine drawn hydraulic seamless steel tubes, cold drawn fine drawn seamless steel tubes, cold rolled fine drawn seamless steel tubes, high precision drawn seamless steel tubes, fine drawn bright seamless steel tubes.
Fine drawn capillary tubes (stainless steel capillary tubes) are mainly used in: chemical industry, environmental protection engineering, pharmaceutical engineering, grain processing, beverage production, winemaking industry, instruments and meters, machinery and equipment, air conditioning refrigeration, car reducers, motorcycle reducers, hydraulic cylinders, pneumatic cylinders, and gas springs. The degree of cold-rolled fine drawn capillary tubes is high, and can be controlled within ±0.025mm. The steel tubes can ensure bending, flattening, expanding, and reducing. The products are free with burlap bags, plastic packaging, and can also be custom-made in wooden boxes!
Features
Pipe with no oxidation layer on the inner and outer walls, capable of withstanding high pressure, no leakage, high precision拉伸, high surface finish, cold bending, expansion, flattening without cracks, surface anti-rust treatment. Suitable for hydraulic system pipes, injection molding machine pipes, hydraulic press pipes, shipbuilding pipes, EVA foam hydraulic machinery, precision拉伸 hydraulic cutting machine pipes, shoe-making machinery, hydraulic equipment, high-pressure oil pipes, hydraulic oil pipes, sleeve couplings, pipe fittings, rubber machinery, forging machinery, die casting machinery, construction machinery, concrete pump trucks for high-pressure pipes, waste collection vehicles, automotive industry, shipbuilding industry, metal processing, diesel engines, internal combustion engines, air compressors, construction machinery, agricultural and forestry machinery, etc. Fully capable of replacing imported seamless steel pipes of the same standard.
Application of the products: Machinery and Equipment: woodworking machinery, ceramic machinery, paper-making machinery, glass machinery, food machinery, construction machinery, plastic machinery, textile machinery, jacks, hydraulic presses, etc.; Electrical Product Parts: motor shafts, fan shafts, sewing machine shafts, etc.; Furniture: especially exported metal furniture, such as coffee tables, chairs, outdoor furniture; Metal Utensils: gardening tools, barbecue grill frames, screws..., anti-theft locks, etc.; Hardware Accessories: guides, machine keys, nuts, screws, round nails, hexagonal nails, octagonal nails, and various different specifications of standard parts; Automotive and Motorcycle Parts, etc.
Since its establishment, the company has consistently adhered to the business philosophy of "surviving through quality, developing through products, ensuring cooperation through reputation, and winning customers through service." Guided by this philosophy, the company has been selling and distributing products year-round as a general agent, including seamless steel tubes from major steel mills such as Tianjin Seamless Steel Tube Factory, Chengdu Pangang, Baogang, Yeugang, Baoshan, and Angang, as well as stainless steel seamless steel tubes and alloy pipes. The company boasts modern large outdoor and indoor storage facilities, with a capacity of over 3,000 tons.
Steel Pipe Production Process: Round steel - Cutting - Heating - Piercing - Billet - Inspection - Pickling - Grinding - Lubrication and air drying - Precision drawing - Inspection - Cut off - Bunding - Labeling - Finished product packaging — The company now has a series of production equipment and a complete production line. The modern equipment includes: LG20, LG30, LG50, LG60, LG80, LG120, LG150, LD8-58 three-roll mill, and equipment for hot rolling, hot expansion, cold drawing, precision rolling, and cold drawing, etc.
Qianlin Metals Service Advantages: All tubes are produced and sold in-house, ensuring quality and offering competitive pricing. We handle both wholesale and retail—starting from a single piece, whether it's a sample or a small order, we are dedicated to serving you fully. All tubes are accompanied by original material certificates or copies, giving you peace of mind. Samples can be sent first; upon receipt and confirmation of accuracy, a purchase order can be placed. Samples will be sent before shipping, ensuring quality, so you can buy with confidence.
Our company boasts cold drawn seamless tube production equipment and highly skilled staff, capable of custom-making various specifications and materials of cold drawn seamless steel tubes. Our products feature high precision, tight tolerances, and timely delivery. Welcome to place your order. Available materials include: 10#, 20#, 45#, 16Mn, 20Cr, 40Cr, 15CrMo, 35CrMo, and more.
Application: Suitable for mechanical structures, hydraulic equipment, cylinders, drums, parts processing, auto (motorcycle) accessories, diamond thin-wall drill bits. Production Range and Tolerance: 10-108mm x 1-14mm, tolerance 2-10 microns.
Product Features: Our cold drawn seamless precision pipes are free of surface defects such as pockmarks, scratches, cracks, and peeling. Both the inner and outer surfaces are bright and smooth, with a precision level far exceeding that of standard cold drawn pipes, featuring a small tolerance of 0.02mm. Therefore, they are commonly used in fields with high requirements for precision and smoothness to enhance product quality and reduce processing costs.
Qianlin Metals Seamless Steel Pipe Table
⊙3*1
⊙5*1*2
⊙8*1*2
⊙10*1*2
⊙12*1*2*3
⊙14*1*2*3*4
⊙15*1*2*3
⊙16*1*2*2*3*4*5*6
⊙18*1*2*2*3*4*5*6
⊙20*1*2*2*3*4*5*6*8
⊙22*1*2*2*3*4*5*6*8
⊙25*1*2*2*3*4*5*6*8
⊙32*2*3*3*4*5*6*8*10
⊙40*2*3*3*4*5*6*8*10*12
⊙50*3*5*6*8*10*12*14*15
⊙57*3*5*6*8*10*12*14*15
⊙60*3*5*6*7*8*10*14*16*18*20
⊙73*5*6*7*12*14*16*18*20
⊙80*4*6*8*10*12*14*20
⊙89*4*5*6*8*10*12*14*16*18*16*18*20
⊙95*6*8*10*12*14*16*18*20*25
⊙102*5*6*8*10*12*14*16*18*20*22*25*28*30
⊙108*5*6*8*10*12*14*16*22*25*28*30
⊙114*5*6*8*10*12*14*16*18*20*22*25*28*30
⊙121*5*6*8*10*12*14*16*18*20*22*25*28*30
⊙127*5*6*8*10*12*14*16*18*20*22*25*28*30
⊙133*5*6*8*10*12*14*16*18*20*22*25*28*30
⊙140*5*6*8*10*12*14*16*18*20*22*25*28*30
⊙146*5*6*8*10*12*14*16*18*20*22*25*28*30
⊙152*6*8*10*12*14*16*18*20*22*25*28*30
⊙159*6*8*10*12*14*16*18*20*22*25*28*30*35
⊙168*6*8*10*12*14*16*18*20*22*25*28*30*35*40
⊙180*6*8*10*12*14*16*18*20*22*25*28*30*35*40
⊙194*6*8*10*12*14*16*18*20*22*25*28*30*35*40
⊙203*6*8*10*12*14*16*18*20*22*25*28*30*35*38*40*45*50*55*60
⊙219*6*8*10*12*14*16*18*20*22*25*28*30*35*38*40*45*50*55*60
⊙245*7*16*18*20*22*25*28*30*35*38*40*45*50*55*60*65
⊙273*7*8*10*12*14*16*18*20*22*25*28*30*35*38*40*45*50*55*60*65*70
⊙299*8*9*10*12*14*16*18*20*22*25*28*30*35*38*40*45*50*55*60*65*70
⊙325*8*9*10*12*16*18*20*22*25*28*30*35*38*40*45*50*55*60*65*70
⊙377*8*9*10*12*14*16*18*20*22*25*28*30*40*45*50*55*60*65*70
⊙426*8*9*10*12*14*16*18*20*22*25*28*30*40*45*50*55*60*65*70
Company Philosophy: "Compare quality for the same product, price for the same quality, service for the same price, and reputation for the same service." Enterprise Spirit: "Unity, struggle, dedication, and practical innovation." The company seeks sincere cooperation in its field to enhance the comprehensive strength of the enterprise.
