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Study on the Effect of Welding Sequence on Residual Stress in Post Internal-Welding Joint of Bimetal Composite Pipe

Zhenhua Gao¹, Bin Han^1,*, Shengyuan Niu¹, Liying Li¹

1 School of Materials Science and Engineering, China University of Petroleum, Qingdao, 266580, China

* Corresponding Author: Bin Han. Email: