... thickness1.5-40mm Material 10# 20# 45# 16Mn pipe steel1) Application: Petroleum,chemical,power,gas,metallurgy, ... and waterCylinder PipeGB1824834Mn2V, 37Mn, 30CrMo, 34CrMo4Raw material for producing cylinderBoiler TubeASME SA106, ASME SA210, ASME SA213, ... 20#, 45#, Q345, 20Mn2, 42CrMoUsed for producing mechanical parts and pipe fittingsHydraulic TubeGB1739635#, 45#, 27SiMn, 20CrMo4, 30CrMo4Mining ...