... pedestrian deck, walkway and ditch covers which require high security.Notes: common welding standard: single-side full welding every ... used for Belt corridor, storage shelf,Attic panel, trestle, guardrail, sunshade gate, etc. Notes: common welding standard: single- ... treatment. 4. If any enquiries, please contact us. steel grating transported by truck,metal mesh grating,galvanized steel grating