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Abstract:
采用X射线衍射法对AP1000核电站主管道自动焊接头进行应力演变及焊后残余应力测试。分析讨论管道内壁及外壁的环向及轴向残余应力分布。结果表明:管道内壁近缝处环向残余应力值先增大后减小并逐渐稳定,而远缝处残余应力则保持缓慢上升并逐渐稳定。焊后状态下,管道外壁轴向残余应力随着远离焊缝,先减小后增大至母材水平,而环向残余应力则先上升后下降。
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电焊机
Year: 2017
Issue: 02
Volume: 47
Page: 70-75
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: 9
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