Coating Raw Material Coating Type Zinc plated Black zinc plated Raw Material Hardened steel Stainless Steel A2 Stainless Steel A4 D dpmax.CdcKS3,50,7/2,252,80,68,33,45,53,90,7/2,43,10,68,33,45,54,21,75/3,03,60,88,84,174,81,75/4,44,10,910,54,385,51,75/5,254,81115,486,32,0/6,05,8113,55,910