Microhardness and mechanical properties in re-tempered weld zone of P91 pipeline
Wang Chao1,Dang Wenjing1,Wang Weibo1,Cui Zheng1,Wang Yu2
Heat Treatment of Metals . 2017, (4): 135 -138 .  DOI: 10.13251/j.issn.0254-6051.2017.04.030