Steel bar grating has two area variety: serrated area and easy area. Serrated steel grating is fabricated from serrated steel bars, which can be lower carbon steel bars, aluminum steel bars and stainless steel bars. Pemasangan steel grating biasanya dilakukan pada saluran air di place terbuka, seperti jalan raya dan https://archernsssq.blog5.net/71892196/the-definitive-guide-to-jual-grating-steel