Steel bar grating has two surface area kind: serrated surface area and clean area. Serrated steel grating is product of serrated steel bars, that may be small carbon steel bars, aluminum steel bars and stainless steel bars. Hubungi kontak CS kami di bawah atau klik hyperlink yang tersedia untuk konsultasi https://jual-grating-galvanis27115.aboutyoublog.com/31067280/an-unbiased-view-of-grating-steel-jual