Introducing the necessary of medium - plate - rolling - plant heating - furnace remaking from water - cooling to steam - cooling and obvious economy benefit.

介绍了中板厂加热炉由水冷却改造为汽化冷却的必要性和明显的经济效益.

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Reasons of cracks on plate were analyzed at the second melting and rolling plant of An - gang.

分析了安钢二炼轧厂钢板表面微裂纹产生的原因,提出了改进措施,使钢板质量得到明显改善.

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