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Author:

田天 (田天.) | 崔丽 (崔丽.) (Scholars:崔丽) | 贺定勇 (贺定勇.) (Scholars:贺定勇) | 吴旭 (吴旭.) | 郭星晔 (郭星晔.)

Abstract:

对3mm厚激光选区熔化成形(SLM)TC4钛合金对接接头进行了激光焊接工艺试验,研究了80J/mm和100J/mm两种能量输入对接头焊缝成形、微观组织及接头力学性能的影响。结果表明,在两种不同焊接能量输入条件下,激光焊接SLM成形TC4钛合金获得良好的焊缝成形,焊缝区的平均显微硬度分别为388.7HV及403.3HV,高于SLM成形TC4钛合金母材(370.6HV),接头的抗拉强度分别为1027MPa及1018MPa,略低于母材(1201MPa)。

Keyword:

激光焊接 激光选区熔化 力学性能 接头组织 TC4钛合金

Author Community:

  • [ 1 ] 北京工业大学焊接与表面工程技术研究所

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Source :

航空科学技术

Year: 2022

Issue: 04

Volume: 33

Page: 102-107

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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