荒管再加热前冷速对E470钢管在线常化工艺的影响
田研, 夏文斌, 周勇, 赵映辉
Effect of pierced billet cooling rate before reheating on online normalization process of E470 steel pipes
Tian Yan, Xia Wenbin, Zhou Yong, Zhao Yinghui
金属热处理 . 2020, (3): 211 -216 .  DOI: 10.13251/j.issn.0254-6051.2020.03.042