Product Details

Heat treatment：Nitriding treatment

        Hard chroming treatment

        High frequency quenching

        Spraying bimetallic alloy for corrosion resistance&abrasive resistance

        Vacuum quenching

Techinical：Nitriding thickness：0.5-0.8mm

          Nitriding hardness：900-1000HV

          Nitriding frangibility：≤1 class

          Surface roughness：Ra0.4

          Screw straightness：0.015mm

          Chrome plating thickness：0.025-0.085mm