Cangzhou Zhongrun Steel Tube Co.,Ltd
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Price: | 500.0~1000.0 USD |
Payment Terms: | T/T,L/C |
Place of Origin: | Hebei, China (Mainland) |
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The following is the standard data, we will do our best to follow the customers' requirements and the agreement to perform.
Production | SSAW(API 5L PSL1) steel pipe |
Process of manufacture | As-rolled,Heat-treated |
Type of length | Fixed ruler and Double ruler |
Inspection and Test | Tensile test,Hydrostatic test,CVN impact test,Non-destructive inspection and as agreed |
OD Tolerance
Outside diameter ,D(mm) | Tolerances(mm) | |
Pipe except the end | Pipe end | |
<60.3 | -0.8 to +0.4 | -0.8 to +0.4 |
≥60.3 to 168.3 | ±0.0075D | -0.4 to +1.6 |
>168.3 to 610 | ±0.0075D,but maximum of ±3.2 | ±0.005D,but maximum of ±1.6 |
>610 to 1422 | ±0.005D,but maximum of ±4.0 | ±1.6 |
>1422 | as agreeed | |
The pipe end incloudes a length of 100mm at each of the pipe extremities. |
WT Tolerance
Wall Thickness,t(mm) | Tolerances(mm) |
≤5 | ±0.5 |
>5 to <15 | ±0.1t |
≥15 | ±1.5 |
Chemical Composition
Pipe/Steel grade | C(%)≤ | Mn(%)≤ | P(%)≥ | P(%)≤ | S(%)≤ | V(%)≤ | Nb(%)≤ | Ti(%)≤ |
L175/A25 | 0.21 | 0.6 | 0.03 | 0.03 | ||||
L175P/A25P | 0.21 | 0.6 | 0.045 | 0.08 | 0.03 | |||
L210/A | 0.22 | 0.9 | 0.03 | 0.03 | ||||
L245/B | 0.26 | 1.2 | 0.03 | 0.03 | c,d | c,d | d | |
L290/X42 | 0.26 | 1.3 | 0.03 | 0.03 | d | d | d | |
L320/X46 | 0.26 | 1.4 | 0.03 | 0.03 | d | d | d | |
L360/X52 | 0.26 | 1.4 | 0.03 | 0.03 | d | d | d | |
L390/X56 | 0.26 | 1.4 | 0.03 | 0.03 | d | d | d | |
L415/X60 | 0.26 | 1.4 | 0.03 | 0.03 | f | f | f | |
L450/X65 | 0.26 | 1.45 | 0.03 | 0.03 | f | f | f | |
L485/X70 | 0.26 | 1.65 | 0.03 | 0.03 | f | f | f | |
a.Cu≤0.5%;Ni≤0.5%;Cr≤0.5% and Mo≤0.15% | ||||||||
c.Unless otherwise agreed,Nb+V≤0.06% | ||||||||
d.Nb+VT+Ti≤0.15% | ||||||||
f.Unless otherwise agreed,Nb+V+Ti≤0.15% | ||||||||
g.No deliberate addition of B is permitted and the residual B≤0.001% |
Tensile Properties
Pipe/Steel Grade | Yield Strength (Mpa/psi)≥ | TensileStrength(Mpa/psi)≥ |
L175/A25 | 175(25400) | 310(45000) |
L175P/A25P | 175(25400) | 310(45000) |
L210/A | 210(30500) | 335(48600) |
L245/B | 245(35500) | 415(60200) |
L290/X42 | 290(42100) | 415(60200) |
L320/X46 | 320(46400) | 435(63100) |
L360/X52 | 360(52200) | 460(66700) |
L390/X56 | 390(56600) | 490(71100) |
L415/X60 | 415(60200) | 520(75400) |
L450/X65 | 450(65300) | 535(77600) |
L485/X70 | 485(70300) | 570(82700) |
SSAW Pipes Manufacturing Process