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采用激光填丝焊进行了5A90铝锂合金薄板的焊接试验,对填丝焊及激光焊接头的表面形貌、横断面、显微组织和硬度进行了研究,并通过透射电镜(TEM)分析了焊缝的析出相。结果表明,激光填丝焊可以改善激光焊焊缝表面的凹陷,有效改善焊缝成形;填丝焊与激光焊焊缝的显微组织差别不大,主要的析出相为δ′相(Li_3Al),析出相种类一致,仅尺寸和数量不同;填丝焊与激光焊的接头硬度低于母材,但填丝焊的平均硬度值高于激光焊。
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焊接
Year: 2009
Issue: 11
Page: 24-27,69
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 5
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