美制螺紋圓板牙
ISO2568
螺紋代號(hào) | 每 25.4mm 內(nèi)的牙數(shù) | 螺距 P | 外徑 D | 厚度 E |
1/4-20UNC | 20 | 1.270 | 25 | 9 |
1/4-28UNF | 28 | 0.907 | ||
5/16-18UNC | 18 | 1.411 | ||
5/16-24UNF | 24 | 1.058 | ||
38-16UNC | 16 | 1.588 | 30 | 11 |
3/8-24UNF | 24 | 1.058 | ||
7/16-14UNC | 14 | 1.814 | ||
7/16-20UNF | 20 | 1.270 | ||
1/2-13UNC | 13 | 1.854 | 38 | 14 |
1/2-20UNF | 20 | 1.270 | 10 | |
9/16-12UNC | 12 | 2.117 | 14 | |
9/16-18UNF | 18 | 1.411 | 10 | |
5/8-11UNC | 11 | 2.309 | 45 | 18 |
5/8-18UNF | 18 | 1.411 | 14 | |
3/4-10UNC | 10 | 2.540 | 18 | |
3/4-16UNF | 16 | 1.588 | 14 | |
7/8-9UNC | 9 | 2.822 | 55 | 22 |
7/8-14UNF | 14 | 1.814 | 16 | |
1-8UNC | 8 | 3.175 | 22 | |
1-12UNF | 12 | 2.117 | 16 | |
1 1/8-7UNC | 7 | 3.628 | 65 | 25 |
1 1/8-12UNF | 12 | 2.117 | 18 | |
1 1/4-7UNC | 7 | 3.628 | 25 | |
1 1/4-12UNF | 12 | 2.117 | 18 | |
1 3/8-6UNC | 6 | 4.233 | 25 | |
1 3/8-12UNF | 12 | 2.117 | 18 | |
1 1/2-6UNC | 6 | 4.233 | 75 | 30 |
1 1/2-12UNF | 12 | 2.117 | 20 |