BS 227-1995 矿用工字钢钢拱规范

标准号：BS 227-1995
中文标准名称：矿用工字钢钢拱规范
英文标准名称：Specification for H-section steel arches for use in mines
标准类型：H44;D97
发布日期：1995/9/15 12:00:00
实施日期：1995/9/15 12:00:00
中国标准分类号：H44;D97
国际标准分类号：77.140.70
适用范围：This British Standard specifies requirements for H-section steel arches for use in underground roadways in mines. This standard applies to semi-circular and double radiused profile arches and cambered and flat-top arches. This standard excludes H-section steel arches used in roadway junction structures. In addition to the definitive requirements, this standard also requires the items detailed in 6.1, 6.2, 7.1 and 7.5 to be documented. For compliance with this standard, both the definitive requirements and the documented items have to be satisfied. NOTE. Dimensions on figures are in millimetres.