研究了TA15钛合金β热处理和α+β两相区热处理后力学性能的变化规律,试验结果表明:β热处理得到的片状组织拉伸强度、塑性、冲击韧性均低于两相区热处理得到的双态组织,但片状组织的断裂韧性、疲劳裂纹扩展速率优于双态组织;β热处理提高了屈服强度与抗拉强度之间的差值.
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