... 2,easy to clean and attractive appearance. Made of steel grating, the fencing has advantages such as artistic, high strength, ... waterworks, mine, steel, petrochemical, wharf and airport etc. 1) Steel grating: Bearing bar size 32×5mm, bearing bar pitch 90mm, cross ... galvanizing treatment and short-form shows no treatment.TypeWelded steel grating, pressure-locked, socket-welding Steel flat size20×3,25× ...