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Abstract:
采用3500 W板条式扩散冷却CO2激光器,利用激光深熔钎焊原理对3 mm厚6061铝合金和钛合会进行异种金属激光焊接.聚焦激光作用在铝合金一侧为深熔焊,熔化的铝合金浸润钛合金界而形成钎焊接头.拉伸试验发现,断裂均发生在界面处,通过Olympus金相显微镜观察发现断口存在部分未熔合.结果表明,降低焊接速度,并采用合适的偏焦量,负离焦量和偏转角度可以改善界面的熔合.
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Source :
焊接学报
ISSN: 0253-360X
Year: 2010
Issue: 8
Volume: 31
Page: 109-112
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 37
Chinese Cited Count:
30 Days PV: 6
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