归口单位: 全国钢标准化技术委员会
主管部门: 中国钢铁工业协会
起草单位: 鞍山钢铁公司
页数: 9页
出版社: 中国标准出版社
出版日期: 1989-07-01
本标准规定了热轧工字钢的尺寸、外形、重量及允许偏差。本标准适用于腿部内侧有斜度的窄边热轧工字钢。
1. Subject Content and Application Scope
This standard specifies dimensions, shape, weight and tolerances of beam steel.
This standard is applicable to short-side hot-rolled beam steels whose leg internal side is oblique.
2. Dimensions and Tolerances
2.1 Cross-section dimensions and tolerances
2.1.1 Cross-section view of beam steel and symbols are shown in the following figure.