API 5L is for use in conveying gas, water, and oil in the natural gas and oil industries, and covers seamless and welded steel line pipe.
The API SPEC 5L specification provides standards for pipe suitable for use in conveying gas, water, and oil in the natural gas and oil industries. The API SPEC 5L covers seamless and welded steel line pipe. It includes plain-end, threaded-end, and belled-end pipe, as well as through-the-flowline (TFL) pipe, and pipe with ends prepared for use with special couplings.
Line Pipe / Sour Service Line Pipes
API 5L Standard is including steel grade(GR.B,X42 ,X46,52,X56,X60,X65,X70).
Standard | Steel Grade | Yield Strength(MPa) | Tensile Strength(MPa) |
API 5L | PSL1 | ||
A25 | 172 | 310 | |
A | 207 | 331 | |
B | 241 | 414 | |
X42 | 290 | 414 | |
X46 | 317 | 434 | |
X52 | 359 | 455 | |
X56 | 386 | 490 | |
X60 | 414 | 517 | |
X65 | 448 | 531 | |
X70 | 483 | 565 | |
PSL2 | |||
241-448 | 414-758 | ||
B | 290-496 | 414-758 | |
X42 | 317-524 | 434-758 | |
X46 | 359-531 | 455-758 | |
X52 | 386-544 | 490-758 | |
X56 | 414-565 | 517-758 | |
X60 | 448-600 | 531-758 | |
X65 | 483-621 | 565-758 | |
X70 | 552-690 | 621-827 |