Analysis of the failure causes in the flattening test of 2205 duplex stainless steel seamless tubes

• Published in: Engineering failure analysis Vol. 161; p. 108322
• Main Authors: Qiao, Tong, Ding, Binhua, Dai, Weixing, Wang, Qiming, Cheng, Guoguang, Zhang, Yanling, Gao, Yuan
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.07.2024
• Subjects: 2205 duplex stainless steel; Flattening test; Inclusions; Industrial CT; Ultra-depth-of-field microscopy; Flattening test; 2205 duplex stainless steel; Industrial CT; Ultra-depth-of-field microscopy; Inclusions

•Employed industrial CT scanning to investigate crack defects in 2205 duplex stainless steel seamless pipes.•Identified large-sized CaO-Al2O3-MgO inclusions as the root cause of crack initiation and propagation.•Demonstrated the novel application of industrial CT for non-destructive evaluation.•Prop...