航天用镁合金壳体铸件合格率提升与稳定性控制  

Qualification Rate Improvement and Stability Control of Magnesium Alloy Shell Castings for Aerospace

作　　者：刘颖卓[1] 张娜[1] 潘龙 邹文兵[1] Liu Yingzhuo;Zhang Na;Pan Long;Zou Wenbing(Shanghai Spaceflight Precision Machinery Institute)

机构地区：[1]上海航天精密机械研究所

出　　处：《特种铸造及有色合金》2023年第5期709-711,共3页Special Casting & Nonferrous Alloys

摘　　要：通过分析,查找影响航天用镁合金壳体铸件合格率的主要原因,并开展相关研究。制定一些列措施,包括优化树脂砂的组分。增加冷铁宽度等,保证铸件了合格率提升及生产过程稳定。The main reasons affecting the qualification rate of magnesium alloy shell castings for aerospace were analyzed,and relevant investigation was carried out.Some measures were adopted,such as optimization of resin constituent,increasing the cold iron width,to ensure the improvement of qualification rate of castings and stability of production process.

关 键 词：航天 镁合金壳体 铸造 PFMEA 

分 类 号：TG146.22[一般工业技术—材料科学与工程]