BS 870-1950 标准详情
- 标准号:BS 870-1950
- 中文标题:外径千分尺规范
- 英文标题:specification for external micrometers
- 标准类别:英国标准
- 发布日期:1950-06-09
External micrometers with fixed anvils having measuring ranges of 0 to $9H in and 0 to 13 mm, and 1 in and 25 mm up to maximum sizes of 24 in and 600 mm respectively. Includes external micrometer with interchangeable anvils for alternative measuremen
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