BS 1580 Pts.1 and 2-1962
统一螺纹规范.直径为1/4英寸及更大
Specification for Unified screw threads - Diameters 1/4 in and larger
BS 1580 Pts.1 and 2-1962 发布历史
This British Standard specifies particulars for single-start, clearance-fit threads in inch units having the ISO besic profile given inISO recommendation R.68, and Part 1 comtains the diameter/pitch combinations for 1/4 inch diameter and above given in (draft) ISO recommendation 362. This part of the standard is devoted to general particulars relating to these screw threads,and in particular it includes nominal sizes and limits of size for standard threads fo the following series: A coarse thread series (UNC) from 1/4 to 4 inches diameter. diameter; A fine thread series (UNF) from 1/4 to 3/2 inches diameter. An extra fine thread series (UNEF) from 1/4 in to 27/16 inches diameter. A 4-threads series (4 UN) from 21/8 to 6 inches diameter. A 6-threads series (6 UN) from 23/16 in to 6 inches diameter. A 8-threads series (8 UN) from 17/16 in to 6 inches diameter. A 12-threads series (12 UN) from 5/8 in to 6 inches diameter. A 16-threads series (16 UN) from 7/16 in to 6 inches diameter. A 20-threads series (20 UN) from 5/16 in to 3 inches diameter. A 28-threads series (28 UN) from 5/16 in to 3/2 inches diameter. A 32-threads series (32 UN) from 7/16 in to 1 inches diameter.
BS 1580 Pts.1 and 2-1962由英国标准学会 GB-BSI 发布于 1962-09-15，并于 1962-09-15 实施，于 2007-12-31 废止。
BS 1580 Pts.1 and 2-1962 在中国标准分类中归属于: J05 结构要素，在国际标准分类中归属于: 21.040.20 英制螺纹。
BS 1580 Pts.1 and 2-1962的历代版本如下：
- 1962年09月15日 BS 1580 Pts.1 and 2-1962 统一螺纹规范.直径为1/4英寸及更大
BS 1580 Pts.1 and 2-1962 统一螺纹规范.直径为1/4英寸及更大 于 2007-12-31 变更为 BS 1580-1-2007 统一标准螺纹.第1部分:直径1/4 in及更大的螺纹.要求。
- 标准号
- BS 1580 Pts.1 and 2-1962
- 发布日期
- 1962年09月15日
- 实施日期
- 1962年09月15日
- 废止日期
- 2007-12-31
- 中国标准分类号
- J05
- 国际标准分类号
- 21.040.20
- 发布单位
- GB-BSI
- 代替标准
- BS 1580-1-2007
- 适用范围
- This British Standard specifies particulars for single-start, clearance-fit threads in inch units having the ISO besic profile given inISO recommendation R.68, and Part 1 comtains the diameter/pitch combinations for 1/4 inch diameter and above given in (draft) ISO recommendation 362. This part of the standard is devoted to general particulars relating to these screw threads,and in particular it includes nominal sizes and limits of size for standard threads fo the following series: A coarse thread series (UNC) from 1/4 to 4 inches diameter. diameter; A fine thread series (UNF) from 1/4 to 3/2 inches diameter. An extra fine thread series (UNEF) from 1/4 in to 27/16 inches diameter. A 4-threads series (4 UN) from 21/8 to 6 inches diameter. A 6-threads series (6 UN) from 23/16 in to 6 inches diameter. A 8-threads series (8 UN) from 17/16 in to 6 inches diameter. A 12-threads series (12 UN) from 5/8 in to 6 inches diameter. A 16-threads series (16 UN) from 7/16 in to 6 inches diameter. A 20-threads series (20 UN) from 5/16 in to 3 inches diameter. A 28-threads series (28 UN) from 5/16 in to 3/2 inches diameter. A 32-threads series (32 UN) from 7/16 in to 1 inches diameter.