Item:32x5 metal walkway steel bar grating weight price Material:Hot dipped galvanized steel or stainless steel Technique:Welded mesh Type:Plain Bar Grating, Serrated Bar Steel grade:Q235B, A36, SS400, S235JR, SS304 Thickness:3mm-10mm Cross bar type:Round bar, I bar, twisted bar, twisted square bar Flat bar type:Plain or serrated