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Abstract:
对两种X52管线钢管母及其焊接接头的疲劳裂纹扩展速率进行了测试,发现两种焊管管母虽有50MPa以上强度差,但几乎有相同的疲劳裂纹扩展速率.而且,两种焊管焊缝及热影响区的疲劳裂纹扩展速率均低于管母,但在排除焊接残余应力导致的裂纹闭合效应后, 两种焊管焊接接头的疲劳裂纹扩展速率均与管母相当.
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焊管
ISSN: 1001-3938
Year: 2003
Issue: 1
Volume: 26
Page: 7-10
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
Affiliated Colleges: