Detailed Notes on jual grating galvanis
Steel bar grating has two floor form: serrated area and smooth floor. Serrated steel grating is product of serrated steel bars, which can be very low carbon steel bars, aluminum steel bars and stainless steel bars.Produk Steel Grating ini penggunaannya sebagai tutup drainase. Tujuan penerapan tersebut agar permukaan drainase yang menyekat daratan b