7075铝合金扁锭裂纹产生原因的分析与预防  

Prevention and Cause Analysis about Cracks of 7075 Aluminum Alloy Flat Ingot

作　　者：吕烨[1] 刘顺平[1] 宋润滨[1] 

机构地区：[1]哈尔滨理工大学,哈尔滨150080

出　　处：《机械工程师》2008年第11期37-39,共3页Mechanical Engineer

基　　金：黑龙江省教育厅重大科技项目(10541Z005)

摘　　要：介绍了7075铝合金扁锭裂纹的类型和性质,并从化学成分及其杂质含量、熔体质量、铸造条件、铸造设备等方面提出了防止裂纹的措施。The habits and property of cracks of 7075 aluminum alloy slabs have been introduced in the thesis, the measurement of presenting cracks has been pointed out by chemistry elements and impurity content, quality of melting tnetal, casting condition, casting equipment and so on.

关 键 词：7075铝合金 扁锭 裂纹 

分 类 号：TG29[金属学及工艺—铸造]