Coating Raw Material Coating Type Zinc plated Black zinc plated Yellow zinc plated Zinc nickel Raw Material Hardened steel Stainless Steel A2 Stainless Steel A4 DDKK 2,24,21,802,95,62,213,56.92,623,97,52,824,28,23,0524,89,53,5525,510,83,9536,312,54,563