Pangzhihua Iron and Steel has successfully developed YQ450NQR1350 B-shaped steel. This product's performance indicators meet customer requirements, and the first batch of orders has been successfully shipped.

Since the beginning of this year, Panzhihua Iron and Steel Vanadium Rail Beam Factory has concentrated its efforts on the research and development of varieties, focusing on the development of a new generation of high-strength weather-resistant YQ450NQR1350 B-shaped steel. This variety of steel is used for railways. It is a new variety that Panzhihua Iron and Steel has pioneered to adapt to the development trend of high-speed and heavy-load railways in the country. Because of its high strength, fatigue resistance, high and low-temperature impact toughness, and good atmospheric corrosion resistance and welding performance has become an ideal B-shaped steel material for producing railway freight train center beams. Its excellent service performance has won high praise and recognition from the railway industry.