摘要
本文介绍了矿用支护Ｕ型钢的生产工艺、标准制定、孔型系统的选择及设计要点。
The production process. standard. pass system and it's selection rules of U-section steels used in mine are introduced in this paper.
出处
《轧钢》
1995年第2期23-27,共5页
Steel Rolling
关键词
U型型钢
孔型设计
矿山支护
热轧
u-section steels, standard, production process, pass design
