中厚板边部横裂纹产生机理研究  

The Plate Cracking Mechanism for Edge

作　　者：苏伯辉[1] 张全通[1] 张晓军[1] 邓杭州[1] 

机构地区：[1]河南省安阳钢铁集团公司第二炼轧厂,河南安阳455004

出　　处：《甘肃冶金》2011年第5期12-14,共3页Gansu Metallurgy

摘　　要：边部横裂是中厚板裂纹缺陷之一,其形成机理较为复杂。通过大量生产数据采集,把理论研究与当前热轧工艺特点、设备状况、操作模式等相结合,分析产生板材边部横裂纹的具体原因,并最终形成综合性的解决方案,取得了较好的效果。Edge cracks is the one of the crack defects plate in middle thickness plates,and their formation mechanism is complicated.Through a lot of production data collection,combined with theoretical research and current hot rolling process characteristics,equipment condition,operating mode,the specific reason for plate edge cracking was found and integrated solution was formed,and good results were obtained.

关 键 词：边部横裂纹 冷却水 控轧工艺 延伸不均 

分 类 号：TG335.51[金属学及工艺—金属压力加工]