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Abstract:
采用高温蠕变测试装置,以简化的Dorn公式为基础,对63Sn37Pb微型单搭接钎焊接头蠕变应变进行了测试,确定了应力指数、蠕变激活能以及相关常数.建立了63Sn37Pb钎焊接头稳态蠕变本构方程,描述了稳态蠕变速率与应力和温度相关性.结果表明,钎焊接头应力指数和激活能均低于钎料本身的应力指数和激活能,说明钎料本身蠕变行为并不能完全代表钎焊接头的蠕变行为.
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Source :
焊接学报
ISSN: 0253-360X
Year: 2005
Issue: 4
Volume: 26
Page: 29-32,36
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 5
Chinese Cited Count:
30 Days PV: 1
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