OALib Journal期刊
ISSN: 2333-9721
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一种铁镍基合金预裂纹试样的高温持久开裂界限
, PP. 231-234
Abstract:
为了研究断裂力学在高温下的应用,我们选择了一种铁镍基合金进行预裂纹试样的高温持久试验。这种合金经过常规热处理后,在650℃附近的持久试验中不发生显著蠕变变形。合金的化学成分为(%)Cr14—16,Ni33—36,W1.7—2.2,Mo1.7—2.2,Al2.4—2.8,Ti2.1—2.5,Fe余量。合金冶炼制度是真空感应加电渣重熔,经锻造后
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