q bqb 340 b480gnqr weather steel equivalent
B480GNQR Hot rolled anti corrosion structural steel plate . Hot rolled anti corrosion structural steel plate B460NQR B490NQR B480GNQR B600GNQR Q400NGR1 Q450NGR1 Q500NGR1 Q550NQR1 . With alloy element, such as Cu, Cr, Ni , added , the anti corrosion structural steel acquires a corrosion resistance ability and extends the service life.
B480GNQR steel plate is under Q/BQB 340-2009 specification.B480GNQR steel plate,with alloy element, such as Cu, Cr, Ni , added , the anti corrosion structural steel acquires a corrosion resistance ability and extends the service life.. B480GNQR steel plate suitable for the production of containers, railway vehicles, oil derrick, port construction, oil production platform and chemical petroleum Material of B480GNQR Weathering steel plate/sheet - B480GNQR steel standards:Q/BQB 340. B480GNQR weathering steel alloy components and weight percentage contents:C:0.12 ~ 0.21, Si:0.2 ~ 2.0, Mn:0.7 ~ 2.0, s is less than or equal to 0.036, P < 0.034, Cu:0.10 ~ 0.40, Al<0.2, for the rest of the Fe and trace impurities. Through the Cu, Mn, Si, Al and other alloying, and simple adjustment of ordinary low carbon steel (Q235 steel) part of the
Q/BQB 340 B480GNQR weathering steel plain carbon steel by adding a small amount of copper, nickel and other corrosion element, with high quality steel toughness, plastic delay, molding, welding, corrosion, high temperature, fatigue and other characteristics; weather resistance of plain carbon steel 8 times, coating for plain carbon steel 1.5 Q/BQB 340 B480GNQR weathering steel plates perfect for Q/BQB 340 B480GNQR weathering steel plates are widely used in different weather. It has good anti rust protection and welding ability, so shipping container, support frame of outside building are available for this grade. Typical application areas for Q/BQB 340 B480GNQR weathering steel