... be 12.5, 15, 30, 40, 60, 80 and 90mm, of which 30 and 40mm are recommended. Cross bar pitch may ... 30, 38, 50, 76 and 100mm, of which 50 and 100mm are recommended3. Advantages of steel gird plank: light weight, strong intensity ... -925. Wrapping: wrapping is requested by customersInner packing: Pallets6)scope of application:(security)catchment water cover of vehicle traffic area