标准号:AS B199-1962
中文标准名称:螺纹根部和收尾规范
英文标准名称:Undercuts and runouts for screw threads
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
国际标准分类号:21.040.01
适用范围:Provides data of dimensions and profiles of machined undercuts for external and internal threads of Unified, Whitworth, BA and Cycle thread forms. Dimensions and tolerances are given for standard cutting tools for this purpose and recommendations are made for widths of undercuts and runouts for various production requirements.