Line Pipe

Standard: API SCPC 5L
Nominal Size Outside Diameter Wall Thickness Nominal Weight
in. mm in. mm lb/ft kg/m
4" 4.500 114.3 0.237 6.02 10.80 16.07
4.500 114.3 0.25 6.35 11.36 16.9
4.500 114.3 0.281 7.14 12.67 18.87
4.500 114.3 0.312 7.92 13.97 20.78
4.500 114.3 0.337 8.56 15.00 22.32
6" 6.625 168.3 0.250 6.35 17.04 25.38
6.625 168.3 0.280 7.11 18.99 28.29
6.625 168.3 0.312 7.92 21.06 31.37
6.625 168.3 0.344 8.74 23.1 34.41
6.625 168.3 0.375 9.53 25.05 37.31
6.625 168.3 0.432 10.97 28.6 42.6
8" 8.625 219.1 0.277 7.04 24.72 36.82
8.625 219.1 0.312 7.82 27.73 41.3
8.625 219.1 0.322 8.18 28.58 42.57
8.625 219.1 0.344 8.74 30.45 45.36
8.625 219.1 0.375 9.53 33.07 49.26
8.625 219.1 0.438 11.13 38.33 57.09
10" 10.750 273.1 0.344 8.74 38.27 57
10.750 273.1 0.365 9.27 40.52 60.35
10.750 273.1 0.438 11.13 48.28 71.87
10.750 273.1 0.500 12.7 54.79 81.52
10.750 273.1 0.594 15.06 64.49 95.97
10.750 273.1 0.719 18.26 77.1 114.7
10.750 273.1 0.844 21.44 89.38 133

Chemical Composition
PSL Grade C≤ Mn≤ P≤ S≤
PSL1 A25 0.21 0.60 0.030 0.030
A 0.22 0.90 0.030 0.030
B 0.28 1.20 0.030 0.030
X42 0.28 1.30 0.030 0.030
X46、X52、X56 0.28 1.40 0.030 0.030
X60、X65、X70 0.28 1.40 0.030 0.030
PSL2 B 0.24 1.20 0.025 0.015
X42 0.24 1.30 0.025 0.015
X46、X52、X56 0.24 1.40 0.025 0.015
X60、X65、X70、X80 0.24 1.40 0.025 0.015

Grades & Mechanical Properties Chemical Composition
PSL Grade Tensile Strength Yield Strength C≤ Mn≤ P≤ S≤
Min Min
PSL1 A25 310 172 0.21 0.60 0.030 0.030
A 331 207 0.22 0.90 0.030 0.030
B 414 241 0.28 1.20 0.030 0.030
X42 414 290 0.28 1.30 0.030 0.030
X46 434 317 0.28 1.40 0.030 0.030
X52 455 359 0.28 1.40 0.030 0.030
X56 490 386 0.28 1.40 0.030 0.030
X60 517 414 0.28 1.40 0.030 0.030
X65 531 448 0.28 1.40 0.030 0.030
X70 565 483 0.28 1.40 0.030 0.030
PSL2 B 414 758 241 448 0.24 1.20 0.025 0.015
X42 414 758 290 496 0.24 1.30 0.025 0.015
X46 434 758 317 524 0.24 1.40 0.025 0.015
X52 455 758 359 531 0.24 1.40 0.025 0.015
X56 490 758 386 544 0.24 1.40 0.025 0.015
X60 517 758 414 565 0.24 1.40 0.025 0.015
X65 531 758 448 600 0.24 1.40 0.025 0.015
X70 565 758 483 621 0.24 1.40 0.025 0.015
X80 621 827 552 690 0.24 1.40 0.025 0.015

Chemical Composition
PSL Grade C≤ Mn≤ P≤ S≤
PSL1 A25 0.21 0.60 0.030 0.030
A 0.22 0.90 0.030 0.030
B 0.28 1.20 0.030 0.030
X42 0.28 1.30 0.030 0.030
X46、X52、X56 0.28 1.40 0.030 0.030
X60、X65、X70 0.28 1.40 0.030 0.030
PSL2 B 0.24 1.20 0.025 0.015
X42 0.24 1.30 0.025 0.015
X46、X52、X56 0.24 1.40 0.025 0.015
X60、X65、X70、X80 0.24 1.40 0.025 0.015

Available Sizes
Grade Outside Diameter (mm) Wall thickness(mm) Normal Length Range (meter)
A.B 141~168 7~16 8~12.8
A.B 180~219 7~20 8~12.8
A.B 245~273 8~25 8~12.8