BS 1104-1957 通用梯形螺纹规范

标准号：BS 1104-1957
中文标准名称：通用梯形螺纹规范
英文标准名称：Specification for general purpose Acme screw threads
标准类型：J04
发布日期：1957/6/5 12:00:00
实施日期：1957/6/5 12:00:00
中国标准分类号：J04
国际标准分类号：21.040.01
适用范围：Defines Acme thread; tables of basic sizes, limits and tolerances for standard series of single start threads $9D in to 5 in diameter. Agrees with ASA B1.5:1952 except for pitches associated with diameters $9F in, $9G in, 1 in, 1$9D in and 1$9H in. 2G, 3G and 4G fits in the American standard included, together with finer class , 5G. Tables of effective diameter tolerances for extended range of diameter/pitch combinations are provided. From these and related tables limiting dimensions for any special diameter/pitch combination for single or multi-start Acme thread can be calculated.