Coating Raw Material Coating Type Uncoated Zinc plated Yellow zinc plated Black zinc plated Zinc nickel Zinc nickel black Zinc flake coating grey Hot dip galvanized Raw Material Steel 5 Steel 6 Steel 8 Steel 10 Stainless Steel A2 Stainless Steel A4 Polyamid PA 6.6 DMESM32,46,015,5M43,27,667M54,78,798M65,211,0510M86,814,3813M108,417,1716M1210,820,0318M1412,823,3621M1614,826,7524M1815,829,5627M201832,9530M2219,437,2934M2421,539,5536M2723,845,241M3025,650,8546M3328,755,3750M363160,7955