复杂结构钛合金精铸件加固层型壳工艺研究  

Study on Technology of Reinforcing Layer Shell of Titanium Alloy Precision Casting with Complex Structure

作　　者：程亚珍 闫飞昊 杨光 刘茵琪 孙宏喆 田永武 CHENG Yazhen;YAN Feihao;YANG Guang;LIU Yinqi;SUN Hongzhe;TIAN Yongwu(Luoyang Ship Material Research Institute,Luoyang 471023,China;Luoyang Sunrui Titanium Precision Casting Co,Ltd.,Luoyang 471000,China)

机构地区：[1]中国船舶集团有限公司第七二五研究所,河南洛阳471023 [2]洛阳双瑞精铸钛业有限公司,河南洛阳471000

出　　处：《材料开发与应用》2022年第3期52-56,共5页Development and Application of Materials

基　　金：国家重点研发计划项目(2020YFB2008300,2020YFB2008301)。

摘　　要：通过型壳试样的湿强度、焙烧后强度、透气性的试验研究,分析了3种不同背层制壳工艺的型壳性能;应用3种制壳工艺生产厚壁复杂结构钛合金铸件,确定了碳纤维制壳工艺为最适合批量生产厚大复杂结构钛合金精铸件加固层型壳的工艺。The performances of shells by three different shell making processes are analyzed through studying wet strength,fired strength and permeability of specimens.Titanium alloy castings with complex structures have been produced by the above proces-ses.among which,carbon fiber shell making process is the most suitable for mass production of reinforced layer shell of titanium alloy precision castings with complex structures.

关 键 词：制壳工艺 湿强度 焙烧强度 透气性 复杂结构钛合金 

分 类 号：TG146.2[一般工业技术—材料科学与工程]