Seamless 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 |
|
