Steel bar grating has two area kind: serrated floor and easy area. Serrated steel grating is manufactured from serrated steel bars, which can be minimal carbon steel bars, aluminum steel bars and stainless steel bars. 1. Steel Grating dengan 30 mm bearing bar pitch sering digunakan untuk keperluan spot marketplace. https://jualgratinggalvanis94714.blogchaat.com/29790148/about-jual-grating-steel