一种解决R26合金带状细晶异常组织的热处理工艺研究

Heavy Casting and Forging(2019)

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Abstract
通过在标准热处理前增加一道预备热处理工艺,解决了R26合金细晶带异常组织问题,并对预备热处理+标准热处理后的合金进行了金相组织、室温拉伸和高温持久性能等检测.结果表明,增加预备热处理消除了带状细晶,使组织变得均匀,晶粒度适当,各项性能优异.
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