Coating Raw Material Coating Type Uncoated Zinc plated Raw Material Steel 4.6 Db=l<125mmb=l125-200mmb=l>200mmEKSM51622358,633,58M618243710,89410M822284114,25,313M1026324517,596,417M1230364919,857,519M1638445726,171024M2046526532,9512,530M2454607339,551536