研究了不同加载方式下TA15钛合金方坯先加载区、过渡区和后加载区的组织和力学性能.结果表明:只采用局部加载时,先加载区和后加载区的室温和高温性能优于过渡区的性能,各区的持久性能差别不大;采用先局部后整体的加载方式时,过渡区的室温和高温性能优于其他两个加载区,但过渡区的持久性能明显较差.只采用局部加载时,各区的组织性能优于先局部后整体加载时各区的组织性能.
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