新型Co基γ-γ′两相高温合金研究进展

稀有金属材料与工程, 2012, 41(11): 2064-2068.

新型Co基γ-γ′两相高温合金研究进展

姚传生 ^1, , 陈铮 ^2, , 王永欣 ^3, , 张静 ^4, , 杜秀娟 ^5,

1.西北工业大学凝固技术国家重点实验室,陕西西安710072

2.西北工业大学凝固技术国家重点实验室,陕西西安710072

3.西北工业大学凝固技术国家重点实验室,陕西西安710072

4.西北工业大学凝固技术国家重点实验室,陕西西安710072

5.西北工业大学凝固技术国家重点实验室,陕西西安710072

基金项目: 西北工业大学基础研究基金(NPU-FFR-JC201005) 国家自然科学基金(51075335,10902086,50875217)

关键词：新型Co基高温合金 , 显微组织 , 成分偏析 , 高温性能

Research Progress in New Co-Based γ-γ′ High-Temperature Alloys

综述了L12有序结构沉淀相γ′-Co3(Al,W)强化的新型Co基高温合金的研究进展.重点介绍了在Co-Al-W三元合金的基础上添加不同合金元素后γ-γ′两相合金的典型显微组织、合金的成分偏析行为及高温性能,并展望了新型Co 基两相高温合金的应用前景并指出了有待研究的问题.

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材料期刊网

新型Co基γ-γ′两相高温合金研究进展

Research Progress in New Co-Based γ-γ′ High-Temperature Alloys

参考文献