T91钢长期运行过程中微观组织老化研究STUDY ON MICROSTRUCTURE AGING OF T91 STEEL DURING PROCESS OF LONG-TERM OPERATION
史志刚,侯安柱,李益民
摘要(Abstract)：
对两个电厂锅炉的T91钢制高温过热器和中温再热器管运行后微观组织的老化进行了试验研究。结果表明:光学显微镜下,难以观察到材料微观组织的老化特征;在透射电镜下,可明显观察到材料微观组织老化的精细结构;运行时间短的中温再热器管的微观组织老化较运行时间长的高温过热器管严重。
关键词(KeyWords)： T91钢;高温过热器管;中温再热器管;微观组织老化;寿命评估
基金项目(Foundation):
作者(Author): 史志刚,侯安柱,李益民
DOI: 10.19666/j.rlfd.2006.04.020
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