BS 2795-1981 长度测量用杠杆式千分测试指示器规范

标准号：BS 2795-1981
中文标准名称：长度测量用杠杆式千分测试指示器规范
英文标准名称：Specification for Dial test indicators (lever type) for linear measurement
标准类型：J42
发布日期：1981/3/31 12:00:00
实施日期：1981/3/31 12:00:00
中国标准分类号：J42
国际标准分类号：17.040.30
引用标准：BS 817;BS 5233;BS EN 20286;BS EN ISO 9493-2010
适用范围：This British Standard relates to dial test indicatorsof the lever type fitted with an adjustable styluslever that may be displaced in either of two oppositedirections. Unless otherwise stated, the indicatorsare intended for applications to the work in adirection normal to the stylus lever.Requirements are specified for dial test indicatorswith metric graduations in scale divisionsof 0.01 mm with a minimum magnification of × 70or 0.002 mm with a minimum magnificationof × 350, each having a measuring range of at leastone revolution of the pointer.Test methods are given in Appendix A, and notes oncare and use are given in Appendix B.Instruments reading in imperial units are dealtwith in Appendix C.