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Abstract:
试验研究了2A12铝合金回填式搅拌摩擦点焊接头的微观组织及力学性能.结果表明:由于焊接不同区域经历不同的焊接热循环与机械搅拌作用,造成焊接区微观组织的不均匀分布.热影响区组织发生长大并且变暗;热机影响区晶粒被拉长变形,组织不均匀;焊核区发生动态再结晶形成细小等轴晶.焊点的剪切拉伸力学性能较好,达9.193kN,韧性断裂特征明显,韧窝呈抛物线状.
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热加工工艺
ISSN: 1001-3814
CN: 61-1133/TG
Year: 2015
Issue: 23
Volume: 44
Page: 216-217,220
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
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30 Days PV: 0
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