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 | ||||||||||||||
X65 | 0.26 | 1.45 | / | 0.030 | 0.030 | 77600 | 535 | 65300 | 450 |