... ISO9001 high technology&rich experience professional service bar grating for ceiling grating Packaging Detail:seaworthy,by pallet or others as ... gratings, storage shelves, ladder, fences and handrail so on for construction project, oil project, seaport, power plant, water plant ... and very economical. Usage: The products most commonly used for Belt corridor, storage shelf,Attic panel, trestle, guardrail, ...