摘要
钨铼合金具有更好的耐高温、延展性、低蒸汽压、低电子逸出功和低的韧脆转变温度等优异的高温力学性能,应用于各高温材料领域。结合近年相关研究,从制备钨铼合金粉体和钨铼合金块体两方面出发,综述了Re对钨基材料性能方面的改善效果以及合金制备方法,粉体制备方法有高能球磨法、混粉法、湿化学法和球化法,合金制备方法常见有放电等离子烧结法、气相沉积法、3D打印成型技术等,并结合其应用背景对制备工艺的研究现状及发展趋势进行展望。
Thanks to its excellent high-temperature mechanical properties,such as high-temperature ductility,low vapor pressure electron work function and low ductile-brittle transition temperature,tungsten rhenium alloy has found wide applications in various high-temperature materials.On the basis of the latest research advances,this paper reviewed the improvement effect of Re on the properties of tungsten-based materials and alloy preparation methods from two aspects:preparation of tungsten-rhenium alloy powder and tungsten-rhenium alloy block.Powder preparation methods include high-energy ball milling,powder mixing,wet chemical method and spheroidizing method.Alloy preparation methods include spark plasma sintering,vapor deposition,3D printing molding technology,etc.The research status and development trend of preparation technology were prospected based on its application background.
作者
罗来马
徐旺之
LUO Laima;XU Wangzhi(School of Materials Science and Engineering,Hefei University of Technology,Hefei 230009,Anhui,China;National-Local Joint Engineering Research Centre of Nonferrous Metals and Processing Technology,Hefei 230009,Anhui,China;Copper Alloy and Forming Engineering Research Center of Ministry of Education,Hefei 230009,Anhui,China)
出处
《中国钨业》
CAS
2022年第3期1-13,共13页
China Tungsten Industry
基金
国家重点研发磁约束聚变能发展专项(2019YFE03120002)
安徽省重点研发项目(202104a05020045)
安徽省自然基金杰出青年基金(2108085J21)。
关键词
钨铼合金
铼效应
制备技术
tungsten rhenium alloy
rhenium effect
preparation technology
作者简介
罗来马(1980–),男,江西奉新人,教授,博士生导师,本刊编委,主要从事核聚变钨材料制备与应用研究。
