零件参数：

规格型号：ML-03-010-031       θ5.12*45.5

Specification Model:ML-03-010-031.     θ5.12*45.5

表面处理：镀镍120U” 

Surface treatment：Nickel plated 120U"

 材质：C3604；粗糙等级：N5；盐雾测试:48H.

Material:C3604 :  Roughness class:N5 ; Salt spray:48H.