... ,stair treads,floor 4.ISO9001 Fiberglass Reinforced Plastic Gratings (industrial grating) offer unique properties:1) Corrosion resistance2) fire ... and thicknessIt has been widely used in areas such as: industrial , commercial , recreationalsuch as:walkway, operation platform, drilling platforms ... We also supply our frp grating products for The World Exposition Shanghai 2010. We have passed the ISO9001 ...