Cangzhou Zhongrun Steel Tube Co.,Ltd
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Price: | 595.0~900.0 USD |
Payment Terms: | T/T,L/C |
Place of Origin: | Hebei, China (Mainland) |
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Cangzhou Zhongrun Steel Tube Co.,Ltd sincerely cooperate with you,and dedicate to serve you.
We always provide highest quality seamless pipe/tube and best service.
I am looking forward to hearing from you,and cordially invite you to visit our company.
The following is the standard data, we will do our best to follow the customers' requirements and the agreement to perform.
Production | API 5L PSL1 LSAW steel pipe |
PSL | PSL1 |
Process of manufacture | As-rolled,Heat-treated |
Type of length | Fixed ruler and Double ruler |
Type of pipe end | Belled end,Plain end,Threaded end,Plain end for special coupling |
Inspection and Test | Tensile test,Hydrostatic test,CVN impact test,Non-destructive inspection and as agreed |
Steel Grade and Delivery Condition
PSL | Delivery Condition | Pipe/Steel Grade |
PSL1 | As-rolled,normalized | L175/A25 |
L175P/A25P | ||
L210/A | ||
As-rolled,normalized, thermomechanical,tempered,quenched | L245/B | |
As-rolled,normalized, thermomechanical,tempered,quenched | L290/X42 | |
L320/X46 | ||
L360/X52 | ||
L390/X56 | ||
L415/X60 | ||
L450/X65 | ||
L485/X70 |
Welded 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% |
Welded 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. |
Welded WT Tolerance
Wall Thickness,t(mm) | Tolerances(mm) |
≤5 | ±0.5 |
>5 to <15 | ±0.1t |
≥15 | ±1.5 |
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) |
LSAW Pipes Manufacturing Process