1. 38CrMoAIA(JIS SACM645)
2. 42CrMo(JIS SCM440)
3. 9Cr18MoV
Heat treatment
· Nitriding treatment
· Electroplated hard chromium coating
· Spray coating anticorrosion
· Wear resistant bimetallic coating
Technical Parameter
· Quenching and Tempering Hardness HB260~290
· Hardness of Nitriding HV850~1020
· Deepness of Nitriding Layer 0.45~0.7mm
· Nitriding Brittleness ≤First Class
· Surface Roughness: 0.045mm
· Screw Alignment: 0.015mm
· Hardness of Chrome Plating Coating after Nitriding ≥900HV
· Thickness of Chorme Plating Coating 0.05~0.10mm
· Hardness of Bimetallic Alloy HRC56-64
· Deepness of Bimerallic Alloy 1.5~2.0mm
· Hardness of Tungsten Carbide Layer HRC70-75
· Thickness of Tungsten Carbin Layer 0.8~1.5mm
· Deepness of Titanizing Layer 0.05~0.10mm
Process
· SWC Laser Coating Tungsten Carbide
· PTA Melt-Welding Alloy
· Centrifugal Mould Bimetallic Alloy
· Advanced nitrogen oozes handicraft
· Vacuum Quenching
· Titanizing
· Nickel Plating
· Chorme Plating
