标准号:BS 1734-1951
中文标准名称:测微头规范
英文标准名称:Specification for micrometer heads
标准类型:J42
发布日期:1951/4/16 12:00:00
实施日期:1951/4/16 12:00:00
中国标准分类号:J42
国际标准分类号:17.040.30
适用范围:Heads for assembly with measuring or machine tools. Three types, thimble diameters below 1 in, 1 in and below 2 in, 2 in and over; measuring ranges $9H in, 1 in, 13 mm, 25 mm. Material, micrometer screw, spindle, thimble and barrel adjustments, measuring faces and graduations, dimensions and standards of accuracy.