Product Description
Material: Alloy-steel of High -Quality
1)38CrMoAlA (JIS SACM645)
2)42CrMo(AISI 4140)
3)Cr12MoV(JIS SKD-11)
4)4Cr5mOSiVI(JIS sKD-61) 50CCrWMoV(JIS HPT-2)
6)9Gr18MoV Heat-treatment Nitrding treament Electroplated hard-chrome finish high-frequency quenching Spray coating Bimetallic-alloy.