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本钢2300mm热轧生产线试验生产了Q550NQR1高强度铁道用钢,通过两种不同工艺的试验,获得细小均匀的不同组织,两种工艺生产的钢卷性能均能满足高强度铁道用钢Q550NQR1热轧板卷的标准要求。
Benxi Iron and Steel 2300mm hot-rolled production line test production Q550NQR1 high-strength rail steel, through two different process tests to obtain small and uniform different organizations, both of the production of steel coil performance can meet the high-strength railway steel Q550NQR1 hot-rolled The standard requirements of the coil.