X80钢焊接接头在模拟天然气凝析液中的腐蚀行为
陈芳,李亚东,杨剑,唐晓,李焰(
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Corrosion Behavior of X80 Steel Welded Joint in Simulated Natural Gas Condensate Solutions
CHEN Fang,LI Yadong,YANG Jian,TANG Xiao,LI Yan()
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图1. X80钢焊接接头各分区显微组织
Fig.1. Microstructures of X80 welded joint (WJ) (F—ferrite, AF—acicular ferrite, PF—polygonal ferrite, LB—lath bainite, GB—granular bainite, M-A—martensite-austenite)(a) base metal (BM) (b) weld metal (WM) (c) coarse grained heat affected zone (CGHAZ)(d) fine grained heat affected zone (FGHAZ) (e) intercritical heat affected zone (ICHAZ)
