| 摘要: |
| 概述了美国NASA航天铝合金及其焊接技术的研发历史和发展历程，详细介绍了当前主流先进焊接技术——搅拌摩擦焊的研究进展以及在Ares、Delta、SLS等典型型号中的应用现状，可为我国航天铝合金焊接技术的发展与应用提供有益借鉴。 |
| 关键词: NASA 铝合金 焊接技术 搅拌摩擦焊 火箭贮箱 |
| 基金项目: |
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| Research and Application on Friction Stir Welding of Al Alloy in NASA |
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Yu Haijing1, Bai Zhifu2, Wang Guoqing2, Zhao Yanhua1
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1. Capital Aerospace Machinery Co., Ltd., Beijing 100076;2. China Academy of Launch Vehicle Technology, Beijing 100076
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| Abstract: |
| As an aerospace research organization, National Aeronautics and Space Administration (NASA) of United States has been making progress in development of aluminum alloy and welding techniques used in space vehicle since the middle of last century. The article, by brief introduction of friction stir welding and its variants as well as its application on Ares, Delta and Space Launch System in NASA, intends to provide reference and inspiration for aerospace aluminum alloy welding in China. |
| Key words: NASA aluminum welding technique friction stir welding fuel tank |
