Effects of nitrogen element on microstructure and pitting corrosion resistance of duplex stainless steel welded joints

The microstructure, element distribution and pitting corrosion resistance of Gas Tungsten arc welding (GTAW) duplex stainless steel welded joints under 100% argon (Ar) and 98% Ar + 2% nitrogen (N _2 ) shielding gas were studied by optical microscopy (OM), scanning electron microscopy (SEM), energy d...

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Bibliographic Details
Main Authors: Yingying Zhang*, Zhengjun Liu*, Meiling Jin, Shuang Song
Format: Article
Language:English
Published: IOP Publishing 2021-01-01
Series:Materials Research Express
Subjects:
Online Access:https://doi.org/10.1088/2053-1591/abe42f