B480GNQR Hot rolled anti korosi struktural pelat baja Hot rolled anti korosi struktural baja plate B460NQR B490NQR B480GNQR B600GNQR Q400NGR1 Q450NGR1 Q500NGR1 Q550NQR1 Kanthi unsur paduan, kayata kemampuan korosi, nambahake korosi, kayata baja Nir, Cu, Cro. umur layanan.B480GNQR Hot rolled anti korosi pelat baja struktural b480gnqrB480GNQR Hot rolled anti korosi struktural pelat baja Hot rolled anti korosi struktural pelat baja B460NQR B490NQR B480GNQR B600GNQR Q400NGR1, unsur Cucu Q400NGR1, paduan C, Q400NGR1, Cucu, unsur C400NGR1, Cucu Q400NGR5 baja struktural karat ndarbeni kemampuan resistance karat lan ngluwihi umur layanan.B480GNQR Steel Sheet Pabrik Suppliers lan baja b480gnqrB480GNQR kabeh digawe saka baja karbon lan tembaga, nikel, fosfor lan unsur kimia liyane. Isi unsur kimia iki, mung sawetara persen. Amarga unsur paduan sing beda, baja tahan cuaca nduweni sifat mekanik sing luwih apik, uga tahan korosi sing luwih gedhe.