Tolerance for wall thickness: | |
Wall thickness t mm(in) |
Tolerances mm(in) |
Welded Pipe | |
≤5.0(0.197) | ±0.5(0.020) |
>5.0(0.197) to<15.0(0.591) | ±0.1 t |
≥15.0(0.591) | ±1.5(0.060) |
Chemical Composition and Mechanical Property For PSL .1 | ||||||||||||
Steel Grade | Chemical components | Mechanical performance | ||||||||||
C(Max) | Mn(Max) | P | S(Max) | Tensile Strength(Min) | Yield Strength (Min) |
|||||||
Min. | Max. | psi | Mpa | psi | Mpa | |||||||
Welded Pipe | ||||||||||||
X52 | 0.26 | 1.40 | / | 0.030 | 0.030 | 66700 | 460 | 52200 | 360 |