ASTM F812/F812M-2007 标准详情
- 标准号:ASTM F812/F812M-2007
- 中文标题:英制和米制系列螺母的表面不均匀性用标准规范
- 英文标题:Standard Specification for Surface Discontinuities of Nuts, Inch and Metric Series
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2007
1.1 This specification establishes allowable limits for the various types of surface discontinuities that may occur during the manufacture and processing of metric-series nuts with nominal diameters 5 mm and larger and inch-series nuts with nominal d
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