Steel bar grating has two area kind: serrated area and easy area. Serrated steel grating is made from serrated steel bars, which can be reduced carbon steel bars, aluminum steel bars and stainless steel bars. Proses penyambungan tersebut dilakukan dengan tehnik welding disetiap titik temu (joint) antara cross bar dengan https://damienfijhh.aboutyoublog.com/31069722/5-tips-about-jual-grating-surabaya-you-can-use-today