| 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 *jis G3445/3454/3455/3441/3444 *din17175, din1629, din1615, din2458, en10210 | 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 (1.96''-24.8'' hot rolled seamless steel pipe); 5mm-100mm (0.19''-3.93'' cold rolled/drawn seamless steel pipe) | 20mm-600mm (0.78''- 23.6'' straight seam weld steel pipe); 219mm-2020mm (8.62''-79.52'' spiral seam weld steel pipe). |
| Wall Thickness | 3mm-20mm (0.11''-0.78'' hot rolled seamless steel pipe); 0.5mm-3mm (0.01''-0.11'' cold rolled/drawn seamless steel pipe). | 1.0mm-12mm (0.03''-0.47'' straight seam weld steel pipe); 3mm-16mm (0.11''-0.62'' spiral seam weld steel pipe). |
| 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; option two: woven bag wrapped outside the pipes; option three: tied in bundle |
| 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 |
