... bar pitch:30,40,60mm Cross bar pitch:50,100mm Steel Frame Lattice: Material:galvanized sheet, ... stainless steel sheet, Bearing bar pitch:30,40,60mm Cross ... bar pitch:50,100mm sheet thickness:3,4,5mmSteel frame lattice:Series ... appliacble to the industrial building, public facilities, device frame, platform, floor. Sideway, stair tread, trenchcover, ...