Cost Effective Thin Wall Light Weight Seamless Steel Pipe Small MOQ Accepted
Seamless steel pipe is manufactured by hot rolling or cold drawing without any weld seam, ensuring uniform wall thickness and high pressure resistance. Common foreign grades include ASTM A106 (high‑temperature service), ASTM A333 (low‑temperature service), DIN 17175, and JIS G3454. To check material properties, search for high‑pressure rating to obtain pressure class standards.
The “seamless” structure maintains excellent mechanical strength under high temperature and high pressure. During production, carbon or alloy steel billets are pierced, elongated, and sized to achieve a high‑quality surface. You can look up seamless finish to understand how different surface finishes affect installation and maintenance – this is especially critical for oil & gas transmission and boiler tubes.
Many seamless pipes require normalising, annealing, or quenching + tempering to relieve internal stresses and improve toughness. For example, ASTM A106 Grade B requires normalising after hot rolling. When selecting materials, refer to technical data on heat treatment to ensure the pipe meets high‑ or low‑temperature service conditions. For corrosive environments, an additional corrosion allowance should be specified.
Carbon seamless steel pipe is a kind of strip steel. Steel pipe with hollow cross-section, a large number of pipes used to transport fluid, such as the transportation of oil, natural gas, gas, water and some solid materials such as pipes. Steel and round steel and other solid steel compared to the same bending strength in the same bending, lighter weight, is an economic section of steel, is widely used in the manufacture of structural parts and mechanical parts, such as oil drill pipe, Bicycle frames and steel construction scaffolding. The use of carbon seamless steel pipe manufacturing ring parts can improve material utilization, simplify the manufacturing process, save materials and processing time, such as rolling bearing rings, jackets, etc., has been widely used to manufacture steel pipe.
Seamless steel pipe is manufactured from solid, round steel billets that are pierced through the center with a mandrel. The billet is rolled and stretched through a hollow billet until it reaches a customer's specification. Because of its uniform shape and ability to withstand pressure and heat, seamless steel pipe is an ideal material for many industries.
ZhengDe Metal provides a variety of seamless pipe to meet your application needs, offering a large selection of sizes and lengths.
| 6*1*1.5*2*2.5 | 121*4*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30*32*35*38 |
| 8*1*1.5*2*2.5 | 127*4*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30*32*35*38 |
| 10*1*1.5*2*2.5*3 | 133*4*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40 |
| 12*1*1.5*2*2.5*3 | 140*4*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42 |
| 14*1*1.5*2.5*3*3.5 | 146*4*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42 |
| 16*1*1.5*2*2.5*3*3.5*4*4.5*5 | 152*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50 |
| 18*1*1.5*2*2.5*3*3.5*4*4.5*5 | 159*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50 |
| 20*1*1.5*2*2.5*3*3.5*4*4.5*5*6 | 168*6*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50 |
| 22*1*1.5*2*2.5*3*3.5*4*4.5*5*6 | 180*6*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50 |
| 25*2*2.5*3*3.5*4*4.5*5*6 | 194*6*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50*55 |
| 28*2*2.5*3*3.5*4*4.5*5*6*8 | 203*7*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50*55*60 |
| 30*2*2.5*3*3.5*4*4.5*5*6*8 | 219*6*7*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50*55*60*65*70 |
| 32*2*2.5*3*3.5*4*4.5*5*6*8 | 232*7*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50*55*60*65*70 |
| 34*2*2.5*3*3.5*4*4.5*5*6*8 | 245*7*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50*55*60*65*70 |
| 38*2*2.5*3*3.5*4*4.5*5*6*8*10*12 | 273*6.5*7*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50*55*60*65*70*75*80 |
| 40*3*3.5*4*4.5*5*6*8*10*12 | 299*7*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*50*55*60*65*70*75*80*100 |
| 42*3*3.5*4*4.5*5*6*8*10*12 | 325*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*48*50*55*60*65*70*75*80*100 |
| 45*3*3.5*4*4.5*5*6*8*10*12*14 | 351*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*48*50*55*60*65*70*75*80*100 |
| 48*3*3.5*4*4.5*5*6*8*10*12*14 | 377*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*48*50*55*60*65*70*75*80*100 |
| 50*3*3.5*4*4.5*5*6*8*10*12*14*15*16 | 402*7*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*48*50*55*60*65*70*100*110 |
| 51*3.5*4*4.5*5*6*8*10*12*14*15*16 | 406*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*48*50*55*70*75*80*90*100*110 |
| 54*3.5*4*4.5*5*6*8*10*12*14*16 | 426*8*10*12*20*22*25*28*30*32*35*38*40*42*45*48*50*55*60*65*70*75*80*120*130 |
| 57*3.5*4*4.5*5*6*8*10*12*14*16 | 450*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*48*50*55*75*80*90*100*110*120 |
| 60*3.5*4*4.5*5*6*8*10*12*14*16*18*20 | 457*8*10*12*14*20*22*25*28*30*32*35*38*40*42*45*48*50*55*60*65*70*75*130*140*150 |
| 63.5*3.5*4*4.5*5*6*8*10*12*14*16*18*20 | 480*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*50*55*60*100*110*120*130*140*150 |
| 65*3.5*4*4.5*5*6*8*10*12*14*16*18*20 | 500*8*10*12*14*16*18*20*22*25*28*30*32*35*38*40*42*45*55*60*65*70*75*80*90*100*110 |
| 68*3.5*4*4.5*5*6*8*10*12*14*16*18*20 | 508*8*10*12*14*16*18*20*22*25*28*30*32*35*45*48*50*55*90*100*110*120*130*140*150 |
| 70*3.5*4*4.5*5*6*8*10*12*14*16*18*20*22 | 530*8*10*12*14*16*18*20*22*25*28*30*32*35*38*48*50*55*90*100*110*120*130*140*150 |
| 73*3.5*4*4.5*5*6*8*10*12*14*16*18*20*22 | 560*8*10*12*14*16*1828*30*32*35*38*40*42*45*48*80*90*100*110*120*130*140*150 |
| 76*3.5*4*4.5*5*6*8*10*12*14*16*18*20*22*25 | 580*10*12*14*16*18*25*28*30*32*35*38*40*42*45**60*65*70*75*80*90*100*110*120*130 |
| 80*4*4.5*5*6*8*10*12*14*16*18*20*22*25 | 600*10*12*14*16*22*25*28*30*32*50*55*60*65*70*75*80*90*100*110*120*130*140*150 |
| 83*4*4.5*5*6*8*10*12*14*16*18*20*22*25 | 610*10*14*16*18*22*25*28*30*32*35*50*55*60*65*70*75*80*90*100*110*120*130*140*150 |
| 89*4*4.5*5*6*8*10*12*14*16*18*20*22*25*28 | 630*10*12*14*16*22*25*28*30*48*50*55*60*65*70*75*80*90*100*110*120*130*140*150 |
| 95*4*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30 | 700*10*12*14*16*22*40*42*45*48*50*55*60*65*70*75*80*90*100*110*120*130*140*150 |
| 102*4*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30*32 | 710*10*12*14*16*18*40*42*45*48*50*55*60*65*70*75*80*90*100*110*120*130*140*150 |
| 108*4*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30*32 | 720*10*12*14*16*18*20*22*25*28*30*50*55*60*65*70*75*80*90*100*110*120*130*140*150 |
| 114*4*4.5*5*6*8*10*12*14*16*18*20*22*25*28*30*32 | 760*10*12*20*22*25*28*30*50*55*60*65*70*75*80*90*100*110*120*130*140*150*200 |
Send Inquiry to This Supplier
You May Also Like
-
CARBON STEEL PIPE for High-Temperature ApplicationsNegotiableMOQ: 1 Metric Ton
-
Tubes for High-temperature & Low-temperatureNegotiableMOQ: 1 Metric Ton
-
Precision Seamless Pipe and ERW PipeNegotiableMOQ: 1 Metric Ton
-
DIN 2391 Precision Steel Tube – Seamless Cold DrawnNegotiableMOQ: 1 Metric Ton
-
ASTM A179 Seamless Cold-Drawn Tube,Steel PipeNegotiableMOQ: 1 Metric Ton
-
ASTM A192 Seamless Carbon Steel Boiler TubeNegotiableMOQ: 1 Metric Ton
-
ASTM A192 Seamless Boiler Tube – High-Pressure ServiceNegotiableMOQ: 1 Metric Ton
-
ASTM A178 ERW Steel Boiler Tube – Economical & ReliableNegotiableMOQ: 1 Metric Ton
-
ASTM A333 Seamless & Welded Pipe – Low Temperature ServiceNegotiableMOQ: 2 Metric Tons
-
EN 10216-2 Seamless Pressure Tube – Elevated Temperature ServiceNegotiableMOQ: 2 Metric Tons






