Cr 、 20CrMo 、 32Cr2MoV are plasma nitrided and subsequently TiN coating is deposited by multi-arc ION plating under different surface roughness , the thickness and adhesion strengthen of TiN film is measured .
对常用的氮化齿轮材料40Cr、20CrMo、32Cr2MoV，在不同的表面粗糙度下进行了离子氮化和TiN复合镀膜处理，并测定了膜层厚度和镀膜后的结合强度。
20CrMo