Steel bar grating has two surface kind: serrated surface area and easy floor. Serrated steel grating is product of serrated steel bars, that may be low carbon steel bars, aluminum steel bars and stainless steel bars. Apa itu steel grating ? Steel grating adalah sejenis baja dapat berbentuk kotak-kotak dan https://gunnerlnnom.mybloglicious.com/50793110/jual-grating-surabaya-an-overview