... 5 bearing bars.Bearing bar centers at 40mm: light grating and very economical. This kind of ... most commonly used for Belt corridor, storage shelf,Attic panel, trestle, guardrail, sunshade gate, etc. Notes: common ... , meeting room and suspended ceiling of stadium in terms of it's light weight.Notes: common welding standard ... any enquiries, please contact us. steel grid,galvanized steel grid,steel lattice ...