THE CONTRASTS OF THE CLEANLINESS OF 72A FROM DOMESTIC AND INTERNATIONAL

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• 作者：Jin QingfengXu ZhongboWang HaitaoTang EnXu XiaodongLuo BogangWang YongZhang JunZhang Yuan
• 会议时间：2005-04-01
• 关键词：cord wire steel ; inclusions ; T[O] ; 线线材 ; 夹杂物 ; 铝冶金
• 作者单位：Jin Qingfeng,Xu Zhongbo,Wang Haitao,Tang En(University of Science and Technology Beijing)Xu Xiaodong,Luo Bogang,Wang Yong,Zhang Jun,Zhang Yuan(Shougang Iron and Steel Co., Ltd.)
• 母体文献：第四届冶金工程科学论坛论文集
• 会议名称：第四届冶金工程科学论坛
• 会议地点：北京
• 主办单位：北京科技大学
• 语种：chi

摘要

The cord wire steel has a strict request for inclusions. During its cold drawing andstranding, it's often breakdown; one of the most important reasons is some brittle inclusions inthe rod. This paper was written according to the comparisons of 72A from domestic andinternational We compared them on the aspects of quantities, shapes, components and sizes of the inclusions an analyzed the T[O],[Al]s in the rods.Finally concluded some requirements for the cleanliness,T[O]and [Al]s in 72A rod.