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针对临钢炼钢厂含铌钢连铸坯表面裂纹问题,分析了造成Q460C低合金高强度钢连铸坯表面横裂纹的主要原因并采取相应的技术措施,提高了铸坯表面质量。
In view of the surface crack of the niobium steel continuous casting slab in the Lin Gang steelmaking plant, the main reason of transverse cracks on the surface of Q460C low alloy high strength steel slab and the corresponding technical measures are analyzed to improve the surface quality of the slab.