发布日期:2024-04-09 浏览次数:
标准类型:BS/英国
标准号:BS 325-1947
单位:英寸(inch) 规格:1/4~1
(inch) | P | dk | k |
---|---|---|---|
1/4 | 20 | 0.625 | 0.35 |
5/16 | 18 | 0.781 | 0.429 |
3/8 | 16 | 0.938 | 0.509 |
7/16 | 14 | 1.094 | 0.589 |
1/2 | 12 | 1.25 | 0.699 |
5/8 | 11 | 1.562 | 0.859 |
3/4 | 10 | 1.875 | 1.018 |
7/8 | 9 | 2.188 | 1.209 |
1 | 8 | 2.5 | 1.369 |