1. State Key Laboratory of Advanced Welding and Joining, Harbin Institute of Technology, Harbin 150001, China
2. Shandong Provincial Key Laboratory of Special Welding Technology, Harbin Institute of Technology at Weihai, Weihai 264209, China
3. Shandong Institute of Shipbuilding Technology, Weihai 264209, China
4. School of Mechanical Engineering, Yanshan University, Qinhuangdao 066004, China
5. China Oil & Gas Pipeline Network Corporation, Beijing 100101, China