Steel bar grating has two area type: serrated surface and smooth surface area. Serrated steel grating is crafted from serrated steel bars, which can be minimal carbon steel bars, aluminum steel bars and stainless steel bars. Proses penyambungan tersebut dilakukan dengan tehnik welding disetiap titik temu (joint) antara cross bar https://gratingsteelgalvanized39382.blogginaway.com/30322408/not-known-factual-statements-about-jual-grating-steel