Диаметры и шаги дюймовой резьбы с углом профиля 55°
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Диаметры и шаги дюймовой резьбы с углом профиля 55° |
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| Резьба | d 0 | d ср | d 1 | n | S |
|---|---|---|---|---|---|
| 3/16 | 4.8 | 4 | 3.4 | 24 | 1.058 |
| 1/4 | 6.3 | 5.5 | 4.7 | 20 | 1.270 |
| 5/16 | 7.9 | 7 | 6.1 | 18 | 1.411 |
| 3/8 | 9.5 | 8.5 | 7.5 | 16 | 1.588 |
| [7/16] | 11.1 | 10 | 8.8 | 14 | 1.814 |
| 1/2 | 12.7 | 11.3 | 10 | 12 | 2.117 |
| 9/16 | 14.3 | 12.9 | 11.6 | 12 | 2.117 |
| 5/8 | 15.9 | 14.4 | 12.9 | 11 | 2.309 |
| 3/4 | 19 | 17.4 | 15.8 | 10 | 2.540 |
| 7/8 | 22.2 | 20.4 | 18.6 | 9 | 2.822 |
| 1 | 25.4 | 23.4 | 21.3 | 8 | 3.175 |
| 11/8 | 28.6 | 26.3 | 23.9 | 7 | 3.629 |
| 11/4 | 31.7 | 29.4 | 27.1 | 7 | 3.629 |
| [13/8] | 34.9 | 32.2 | 29.5 | 6 | 4.233 |
| 11/2 | 38.1 | 35.4 | 32.7 | 6 | 4.233 |
| 15/8 | 41.3 | 38 | 34.8 | 5 | 5.080 |
| 13/4 | 44.4 | 41.1 | 37.9 | 5 | 5.080 |
| [17/8] | 47.6 | 44 | 40.4 | 41/2 | 5.644 |
| 2 | 50.8 | 47.2 | 43.6 | 41/2 | 5.644 |
| 21/4 | 57.1 | 53.1 | 49 | 4 | 6.350 |
| 21/2 | 63.5 | 59.4 | 55.4 | 4 | 6.350 |
| 23/4 | 69.8 | 65.2 | 60.5 | 31/2 | 7.257 |
| 3 | 76.2 | 71.5 | 66.9 | 31/2 | 7.257 |
| 31/4 | 82.5 | 77.5 | 72.5 | 31/2 | 7.815 |
| 31/2 | 88.9 | 83.9 | 78.9 | 31/2 | 7.815 |
| 33/4 | 95.2 | 89.8 | 84.409 | 3 | 8.467 |
| 4 | 101.6 | 96.2 | 90.759 | 3 | 8.467 |