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Abstract:
采用X射线衍射法对5 E83铝合金TIG对接焊接接头进行表面残余应力测试,获得了焊接接头表面残余应力分布.对应力测试结果进行了处理,分析了对接接头残余应力分布的规律及影响铝合金焊接接头X射线残余应力测试的因素,探讨了残余应力的存在对接头性能的影响.结果表明,在接头纵截面上存在纵向应力及横向应力稳定区,纵向及横向应力最大值分别为69 MPa和125 MPa.接头横截面上,仅在焊缝及靠近焊缝区域存在拉应力,远离焊缝的区域处于压应力状态.
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焊接
ISSN: 1001-1382
Year: 2013
Issue: 4
Page: 22-25
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 3
Chinese Cited Count:
30 Days PV: 10
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