横轧钢板表面裂纹成因分析及控制

吴伟勤, 陈飞,常运合, 邓俊棕, 谢士超

Hebei Metallurgy(2021)

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Abstract
针对南京钢铁公司中板厂横向调头轧制2570 mm宽度坯料时裂纹发生率较高的现象,分析了裂纹产生的时间节点、钢种和钢板厚度特征,并开展了铸坯表面振痕测量、扒皮轧制试验、裂纹扫描电镜分析和不同连铸工艺对比试验.通过调整连铸二冷工艺,使得该类型裂纹得到稳定控制.
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