标准号:ISO 657-1-1989
中文标准名称:热轧型钢 第1部分:等边角钢 尺寸
英文标准名称:Hot-rolled steel sections; part 1: equal-leg angles; dimensions
标准类型:H44
发布日期:1999/12/31 12:00:00
实施日期:1989/8/1 12:00:00
中国标准分类号:H44
国际标准分类号:77.140.70
适用范围:This first edition as an International Standard constitues a technical revision of ISO Recommendation R 657-1:1968. ISO 657 consists of 21 parts integrating any shapes of sections. ISO 657-1 specifies dimensions of hot-rolled equal-leg angles.