Analysis and control of welding cracks for Q690D steel plate
MIN Fan-qi;GAO Li-fu;LU Ai-feng;WANG Yan-guo;GUO Li-bo;LI Guo-ping;Yinshan Section Co.;Ltd.;Laiwu Steel Group;Key Laboratory of Powder Metallurgy in Advanced Manufacturing of Laiwu;Laiwu Vocational and Technical College;