标准号:BS EN 20273-1992
中文标准名称:紧固件.螺栓和螺钉自由尺寸孔
英文标准名称:Fasteners - Clearance holes for bolts and screws
标准类型:J13
发布日期:1992/4/1 12:00:00
实施日期:1992/4/1 12:00:00
中国标准分类号:J13
国际标准分类号:21.060.01
适用范围:This International Standard specifies clearance hole diameters for general purpose applications. These values result from bearing area calculations in connection with ISO bolt and nut product standards.
NOTE - Clearance holes for special applications should be selected on the basis of design requirements.