eamless Pipeline, Seamless Line Pipe
Standard: API 5L
Application: For gas, water, transportation in Petroleum and natural gas industries
Tolerance on Dimensions
Standard |
Out Diameter | Wall Thickness | |
API 5L | Tolerance | Tolerance | |
D<60.3 | +0.41mm, -0.80mm | +15.0%, -12.5% | |
D≥60.3 | +0.75%D, -0.75%D | +15.0%, -12.5% |
Standard
Standard | Grade | Chemical Components (%) | Mechanical Properties | ||||||
C | Si | Mn | P | S | Tensile STrength(Mpa) | Yield STrength(Mpa) | |||
API 5L PSL1 | A | 0.22 | – | 0.90 | 0.030 | 0.030 | ≥331 | ≥207 | |
B | 0.28 | – | 1.20 | 0.030 | 0.030 | ≥414 | ≥241 | ||
X42 | 0.28 | – | 1.30 | 0.030 | 0.030 | ≥414 | ≥290 | ||
X46 | 0.28 | – | 1.40 | 0.030 | 0.030 | ≥434 | ≥317 | ||
X52 | 0.28 | – | 1.40 | 0.030 | 0.030 | ≥455 | ≥359 | ||
X56 | 0.28 | – | 1.40 | 0.030 | 0.030 | ≥490 | ≥386 | ||
X60 | 0.28 | – | 1.40 | 0.030 | 0.030 | ≥517 | ≥448 | ||
X65 | 0.28 | – | 1.40 | 0.030 | 0.030 | ≥531 | ≥448 | ||
X70 | 0.28 | – | 1.40 | 0.030 | 0.030 | ≥565 | ≥483 | ||
API 5L PSL2 | B | 0.24 | – | 1.20 | 0.025 | 0.015 | ≥414 | ≥241 | |
X42 | 0.24 | – | 1.30 | 0.025 | 0.015 | ≥414 | ≥290 | ||
X46 | 0.24 | – | 1.40 | 0.025 | 0.015 | ≥434 | ≥317 | ||
X52 | 0.24 | – | 1.40 | 0.025 | 0.015 | ≥455 | ≥359 | ||
X56 | 0.24 | – | 1.40 | 0.025 | 0.015 | ≥490 | ≥386 | ||
X60 | 0.24 | – | 1.40 | 0.025 | 0.015 | ≥517 | ≥414 | ||
X65 | 0.24 | – | 1.40 | 0.025 | 0.015 | ≥531 | ≥448 | ||
X70 | 0.24 | – | 1.40 | 0.025 | 0.015 | ≥565 | ≥483 | ||
X80 | 0.24 | – | 1.40 | 0.025 | 0.015 | ≥621 | ≥552 |