Based Material: 38CrMoAlA, SKD61 etc.
Treatment: Nitriding,Bimetallic spraying
Depth of Nitrated Layer: 0.5 - 0.8 mm
Hardness: 58 - 72 HRC
Fragility of nitration: Less than grade1
Surface roughness: Ra 0.4um
Thickness of Bimetallic layer: 2 - 4 mm