Effect of secondary peak temperature on microstructure and toughness in ICCGHAZ of laser-arc hybrid welded X100 pipeline steel joints

by Xiaonan Qi, Hongshuang Di, Xiaonan Wang, Zhenguang Liu, R.D.K Misra, Pengcheng Huan, Yuan Gao
Published 2020-07-01

Improving the mechanical properties of PHS laser welded joints by adding Ni foil to suppress δ-ferrite

by Xiaming Chen, Xiaonan Wang, Qian Sun, Zengrong Hu, Pengcheng Huan, Ge Yi, Nagaumi Hiromi, Hongshuang Di, Lining Sun
Published 2020-05-01