High-Performance Seamless Steel Tubing for High-Pressure Applications
Seamless steel pipe is a kind of round, square and rectangular steel with hollow section and no joints around. Seamless steel pipe is made of steel ingot or solid tube blank, which is perforated and then hot rolled, cold rolled or cold drawn. Welded steel pipe is made from long flat pieces of steel that are curved into a tube shape and sealed along the seam. |
Feature | seamless | welded, seamed |
Types | hot rolled seamless carbon steel pipe cold rolled seamless carbon steel pipe cold drawn seamless carbon steel pipe | Electric-Resistance Welded Pipe Longitudinal Welded Pipe Spiral Welded Pipe |
Standard | *astm a53, a333, a335, a355, a312, a179, a106, a106b, a105, a192, a519, a210, a671, a672, sa213 | a672, a795, a252, a53b, a53, a135, a500 |
Technique | cold rolled, hot rolled, cold drawn | erw straight seam or spiral seam(efw available) |
Outer Diameter | 50mm-630mm | 20mm-600mm |
Wall Thickness | 3mm-20mm | 1.0mm-12mm |
Length | 500mm-13000mm (19.6''-511.8'' or random length) | 300mm-12000mm(11.8''-472.4'' or random length) |
Grade | 4140/4145/4130/4135/3087, ss400, c45, s235, s275jr, s355jr, s355j2h, p235gh tc2, p235 tr1, p235 tr2, sae1040/1020/1010/1070/1015/1018, stpg307, 40cr, 34crmo4, 20gr, 37mn, 16mnr, 20#, q345c, q195, q235c, 195c, s45c, st37/45/20/52/33 etc | sa 53 gr b, p91, q235b, q345b, q235, q195, st37, st44, s355, s135, s185, s235jr, s275jr, s355jr, etc |
Shape | round, square, rectangular | |
Pipe Ends | plain ends, beveled ends etc | |
Surface Treatment | shot blasting/galvanized/painted as customer needs | |
Customized | length, diameter, wall thickness etc | |
Certificate | CE, ISO | |
Supply ability | 20000 ton/month | |
Delivery Time | stock size 10 days, customize size 15-25 days, large quantity please contact with our sales person. | |
Packing | option one: plastic caps covered on both ends of pipes; | |
Application | oil/gas/water fluid transportation or construction, hydraulic precision machinery parts/power/boiler/petrochemical/building industry etc | |
Inspection | accept the third party to check the goods quantity and quality | |
Moq | please chat with us about your order | |
Attention: please send us your order requirements to get our details with current best price within 1 hour |