Main Application:
1. Piling pipe;
2. Construction;
3. Water, Oil, Gas transportation;
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 |