Seamless steel pipe for car, seamless steel pipe for structure
main steel
10~45、16Mn、20CrMo~42CrMo
production standard
GB8162《Seamless steel tube for structure》
ASME SA519《Carbon steel pipe and alloy-steel tube for seamless structure》
main steel
10~45、16Mn、20CrMo~42CrMo
production standard
GB8162《Seamless steel tube for structure》
ASME SA519《Carbon steel pipe and alloy-steel tube for seamless structure》
