Material: Alloy-steel of High-Quality
1)38 CrMoAIA(JIS SACM645)
2)42CrMo(AISI 4140) Heat-treatment Nitriding treatment Electoplated hard-chorme finish high-frequency quenching Spray coating Bimetallic -alloy Vacuum quenching
Material: Alloy-steel of High-Quality
1)38 CrMoAIA(JIS SACM645)
2)42CrMo(AISI 4140) Heat-treatment Nitriding treatment Electoplated hard-chorme finish high-frequency quenching Spray coating Bimetallic -alloy Vacuum quenching