Steel bar grating has two surface area kind: serrated floor and smooth surface area. Serrated steel grating is made of serrated steel bars, which may be small carbon steel bars, aluminum steel bars and stainless steel bars. Salah satu sort steel grating ini ialah webforge. Steel grating form webforge ini https://jual-grating-galvanis37148.designi1.com/51625019/a-secret-weapon-for-jual-grating-galvanis