steel grating Min.order:100 pieces FOB price:US $ 99-399/pieces Payment:T/T,L/C Supply Ability:10000 pieces/week. Steel grating: 1)Material: There are mill steel black, hot dip Galvanizing and stainless steel grating.2)Usage: flooring walkway, platform ,steel structures, stair tread, well cover, trench cover, sump cover,compound gratings, storage shelves, ladder, fences and handrail so on for ...