Standard fluid pipes
PIC-(Standard fluid pipes)
Chinese standard GB/T8163.which is equal to API or ASTM. Mainly Application: Conveying water,gas oil and other fluids.Material grade: 10#, 20#,A106/A53 GrB, Api5l Grb.Chemical composition and mechanical properties:
Standard |
Steel grade |
Chemical constituents (%) |
C |
Mn |
Si |
Cr |
Ni |
Cu |
P.S |
GB/T8163 |
10 |
0.07~0.13 |
0.35~0.65 |
0.17~0.37 |
≤ 0.15 |
≤ 0.30 |
≤ 0.25 |
≤ 0.030 |
20 |
0.17~0.23 |
0.35~0.65 |
0.17~0.37 |
≤ 0.25 |
≤ 0.25 |
≤ 0.25 |
≤ 0.030 |
Q345 |
0.12~0.20 |
1.20~1.60 |
0.20~0.55 |
|
|
|
≤ 0.030 |
Mechanical properties |
Tensile strength (MPa) |
Yield strength (MPa) |
Elongation(%) |
10 |
335~475 |
≥ 205 |
≥ 24 |
20 |
410~550 |
≥ 245 |
≥ 20 |
Q345 |
490~665 |
≥ 325 |
≥ 21 |
|