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Author:

崔丽 (崔丽.) (Scholars:崔丽) | 李晓延 (李晓延.) | 贺定勇 (贺定勇.) (Scholars:贺定勇) | 陈俐 (陈俐.)

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CQVIP PKU

Abstract:

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。

Keyword:

铝锂合金 填丝焊 激光焊 显微组织

Author Community:

  • [ 1 ] 北京工业大学材料科学与工程学院
  • [ 2 ] 北京航空制造工程研究所

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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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