从钛合金α片的长度、宽度以及长宽比等显微组织特征的统计分析入手,系统、定量地探讨了热处理工艺对于Ti-3Al-5Mo-5V钛合金显微组织的影响规律.结果表明,Ti-3Al-5Mo-5V钛合金显微组织对退火温度的变化较为敏感,在一定温度范围内,退火温度的升高或退火时间的延长,将引起片状α晶粒发生规律性演变,在800℃退火,显微组织有转变为魏氏组织的趋势,在820℃退火时显微组织极易变为魏氏组织.
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