Sign In | Join Free | My chinacomputerparts.com |
|
DIN 2391 precision Seamless Cold Drawn Steel Tube carbon construction tube SAE1010 Steel Grades GB/T8162 , GB/T8163:10#, 20#, 35#, 45#, 16MN(Q345B) ASTM A53 GR. A , GR. B, GR. C ASTM A106 GR. A , GR. ...