schedule 60 steel pipe - CANGZHOU STEEL PIPE GROUP
Spiral steel pipe itself has no life limit, and the service life is mainly related to the operating environment and production process. Spiral steel pipe operating environment is relatively poor In order to extend the service life, the oute.
The difference between steel pipe material 16Mn and …
The difference between steel pipe material 16Mn and Q345 Q345 steel is the oldest 14MnNb, 12MnV, 16MnRE, 16Mn, 18Nb, and other steel alternative, rather than just replace a 16Mn steel. In the chemical composition, 16Mn and Q345 are also different.
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