关于6111铝合金扁铸锭裂纹的研究  

Study on Cracks of 6111 Aluminum Alloy Rectangle Ingot

作　　者：张真溪 朱国庆 郭宝丰 王齐伟 ZHANG Zhen-xi;ZHU Guo-qing;GUO Bao-feng;WANG Qi-wei(Strip Division,Shandong Nanshan Aluminum Co.,Ltd.,Longkou,Shandong 265706,China)

机构地区：[1]山东南山铝业股份有限公司板带事业部,山东龙口265706

出　　处：《云南冶金》2023年第1期96-99,共4页Yunnan Metallurgy

基　　金：山东省重点研发计划(重大科技创新工程2021SFGC1001)。

摘　　要：针对6111铝合金铸锭裂纹的产生原因如化学成分对裂纹缺陷的影响、细化剂Ti对裂纹缺陷的影响、熔体质量对裂纹缺陷的影响、铸造工艺处方对裂纹缺陷的影响、水质及水分布对裂纹缺陷的影响进行了分析。提出了降低缺陷的相应措施,如化学成分的合理设计、熔体质量控制要求、铸造工艺处方设定、水质及水分布监控。经过实践6111铝合金扁铸锭裂纹得到有效控制。The causes for cracks of 6111 aluminum alloy ingot were analyzed in detail,such as effect of chemical component,Ti refiner,melt mass,casting process,water quality and water distribution on cracks and defects;it is proposed the corresponding measures to solve cracks and defects of 6111 aluminum alloy ingot,for examples,the reasonable design of chemical component,control requirements of melt mass,setting of casting process,monitoring of water quality and water distribution.The practices show measures worked well,cracks of rectangle ingot of 6111 aluminum alloy were controlled effectively.

关 键 词：6111铝合金 铸锭裂纹 熔体质量 化学成分 汽车材料 

分 类 号：TD451[矿业工程—矿山机电]