Research Status and Progress of All-Position Narrow-Gap GMAW for Pipelines

During the all-position narrow-gap welding process of pipelines, welding defects tend to occur in non-flat welding positions, constraining the quality and efficiency of pipeline construction. This paper addresses the sidewall and interlayer lack of fusion defects that commonly arise in all-position...

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Bibliographic Details
Main Authors: Wenji Liu, Qing Li, Jianfeng Yue, Peng Zhu, Bing Li
Format: Article
Language:English
Published: MDPI AG 2025-02-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/15/5/2270