Material:
1. 38crMoAIA, hardening and tempering, nitrogen treatment. Surface hardness: HV≥900 nitriding layer thickness: 0.5-0.8mm
2. The 38crMoAIA arris surface of the screw is spray welded with special dual alloy, effectively extend the lifespan of the screw.
Material:
1. 38crMoAIA, hardening and tempering, nitrogen treatment. Surface hardness: HV≥900 nitriding layer thickness: 0.5-0.8mm
2. The 38crMoAIA arris surface of the screw is spray welded with special dual alloy, effectively extend the lifespan of the screw.