TC4薄壁壳体真空等温成形研究
Development and Application of Materials（2015）
Abstract
对TC4合金薄壁壳体真空等温成形进行数值模拟,根据模拟结果进行真空等温成形试验.以传统热冲压成形的壳体及TC4原始板材为对比,分析了真空等温成形壳体的力学性能、微观金相和杂质元素含量.结果表明,相比热冲压成形,真空等温成形的TC4合金薄壁壳体的H元素含量降低83％,O元素含量降低55％;力学性能良好,延伸率提高了50％;金相组织为均匀的等轴组织.
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