Effect of Copper in Gas-Shielded Solid Wire on Microstructural Evolution and Cryogenic Toughness of X80 Pipeline Steel Welds

Leng Peng(Kunming University of Science and Technology), Shujun Jia(China Iron and Steel Research Institute Group), Ruijiang Hong(Kunming University of Science and Technology), Shubiao Yin(Kunming University of Science and Technology), Nengsheng Liu(Kunming University of Science and Technology), Qilin Ma(Fujian Medical University)
Materials
July 27, 2025
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