Quenched and tempered hardness:HB260-290
Nitriding hardness:HV800-1050
Depth of nitriding layer:0.4-0.7mm
Nitrided brittleness:More than one level
Surface roughness:Ra0.4
Screw straightness:0.015mm
technical parameter
The hardness of the chromium plating layer after nitriding:More than 900HV
Chromium plating thickness:0.05-0.10mm
Double alloy hardness:HRC56-65
Double alloy depth:0.8-2.0mm
Materials and processes
High quality 38CrMoAIA
High quality powder metallurgy material
Cold, hot sprayed hard metal process
Advanced nitriding process
Corrosion resistant and wear-resistant bimetallic spraying process
Parallel twin screw, double hole cylinder series
Specifications:
Φ50/2 (2 represents twin-screw),Φ65/2,Φ80/2,Φ90/2,Φ105/2,Φ125/2,Φ130/2,
Φ150/2,Φ180/2,Φ200/2