Abrasion resistant and corrosion resistant.
1.Material:High quality alloy steel
1)38CrMoAlA
2)9Cr18MoV
2.Technics:1)Heat-treatment
2)Nitriding treatment
3)Spray bimetallic-alloy coating
3.Technical parameter
4.Nitriding depth:0.50-0.80mm
5.Nitriding hardness:900-1000HV
6.Nitriding brittleness:Less than grade 1
7.Surface roughness:Ra0.4
8.Linearity of the
screw:0.015mm
9.Hardness of the chrome plating after nitriding:More than 950HV
10.Chrome plating thickness:0.025-0.085mm
SKYPE: vivizhengg