| Диаметр отверстия | Диаметр | ||||||
| сверла | после растачивания | зенкера | развертки для отверстия с полем допуска | ||||
| 1-го | 2-го | H8 (H9) | H7 | ||||
| черновой | чистовой | ||||||
| 2,9 | – | – | – | – | – | ||
| 3,9 | – | – | – | – | |||
| 4,8 | – | – | – | – | |||
| 5,8 | – | – | – | – | |||
| 7,8 | – | – | – | 7,96 | |||
| 9,8 | – | – | – | 9,96 | |||
| 11,0 | – | – | 11,85 | 11,95 | |||
| 12,0 | – | – | 12,85 | 12,95 | |||
| 13,0 | – | – | 13,85 | 13,95 | |||
| 14,0 | – | – | 14,85 | 14,95 | |||
| 15,0 | – | – | 15,85 | 15,95 | |||
| 17,0 | – | – | 17,85 | 17,94 | |||
| 18,0 | – | 19,8 | 19,8 | 19,94 | |||
| 20,0 | – | 21,8 | 21,8 | 21,94 | |||
| 22,0 | – | 23,8 | 23,8 | 23,94 | |||
| 23,0 | – | 24,8 | 24,8 | 24,94 | |||
| 24,0 | – | 25,8 | 25,8 | 25,94 | |||
| 26,0 | – | 27,8 | 27,8 | 27,94 | |||
| 28,0 | 29,8 | 29,8 | 29,93 | ||||
| 31,7 | 31,75 | 31,93 | |||||
| 33,0 | 34,7 | 34,75 | 34,93 | ||||
| 36,0 | 37,7 | 37,75 | 37,93 | ||||
| 39,7 | 39,75 | 39,93 | |||||
| 41,7 | 41,75 | 41,93 | |||||
| 44,7 | 44,75 | 44,93 | |||||
| 47,7 | 47,75 | 47,93 | |||||
| 49,7 | 49,75 | 49,93 |
Таблица 12
Диаметр сверл для получения отверстий под нарезание метрической резьбы
по ГОСТ 9150-81 (2002)
| d | P | d св | d | P | d св | d | P | d св |
| 1,0 | 0,20 | 0,80 | 7,0 | 0,50 | 6,50 | 15,0 | 1,0 | 14,0 |
| 0,25 | 0,75 | 0,75 | 6,25 | 1,5 | 13,5 | |||
| 1,1 | 0,20 | 0,90 | 1,0 | 6,0 | 16,0 | 0,5 | 15,5 | |
| 0,25 | 0,85 | 8,0 | 0,5 | 7,5 | 0,75 | 15,25 | ||
| 1,2 | 0,20 | 1,0 | 0,75 | 7,25 | 1,0 | 15,0 | ||
| 0,25 | 0,95 | 1,0 | 7,0 | 1,5 | 14,5 | |||
| 1,4 | 0,20 | 1,20 | 1,25 | 6,8 | 2,0 | 14,0 | ||
| 0,30 | 1,10 | 9,0 | 0,5 | 8,5 | 17,0 | 1,0 | 16,0 | |
| 1,6 | 0,20 | 1,40 | 0,75 | 8,25 | 1,5 | 15,5 | ||
| 0,35 | 1,25 | 1,0 | 8,0 | 18,0 | 0,5 | 17,5 | ||
| 1,8 | 0,20 | 1,60 | 1,25 | 7,8 | 0,75 | 17,25 | ||
| 0,35 | 1,45 | 10,0 | 0,5 | 9,5 | 1,0 | 17,0 | ||
| 2,0 | 0,25 | 1,75 | 0,75 | 9,25 | 1,5 | 16,5 | ||
| 0,40 | 1,60 | 1,0 | 9,0 | 2,0 | 16,0 | |||
| 2,2 | 0,25 | 1,95 | 1,25 | 8,8 | 2,5 | 15,5 | ||
| 0,45 | 1,75 | 1,5 | 8,5 | 20,0 | 0,5 | 19,5 | ||
| 2,5 | 0,35 | 2,15 | 11,0 | 0,5 | 10,5 | 0,75 | 19,25 | |
| 0,45 | 2,05 | 0,75 | 10,25 | 1,0 | 19,0 | |||
| 3,0 | 0,35 | 2,65 | 1,0 | 10,0 | 1,5 | 18,5 | ||
| 0,50 | 2,50 | 1,5 | 9,5 | 2,0 | 18,0 | |||
| 3,5 | 0,35 | 3,15 | 12,0 | 0,5 | 11,5 | 2,5 | 17,5 | |
| 0,60 | 2,90 | 0,75 | 11,25 | 22,0 | 0,5 | 21,5 | ||
| 4,0 | 0,50 | 3,50 | 1,0 | 11,0 | 0,75 | 21,25 | ||
| 0,70 | 3,30 | 1,25 | 10,8 | 1,0 | 21,0 | |||
| 4,5 | 0,50 | 4,0 | 1,5 | 10,5 | 1,5 | 20,5 | ||
| 0,75 | 3,75 | 1,75 | 10,2 | 2,0 | 20,0 | |||
| 5,0 | 0,50 | 4,50 | 14,0 | 0,5 | 13,5 | 2,5 | 19,5 | |
| 0,8 | 4,20 | 0,75 | 13,25 | 24,0 | 0,75 | 23,25 | ||
| 5,5 | 0,5 | 5,0 | 1,0 | 13,0 | 1,0 | 23,0 | ||
| 6,0 | 0,50 | 5,50 | 1,25 | 12,8 | 1,5 | 22,5 | ||
| 0,75 | 5,25 | 1,5 | 12,5 | 2,0 | 22,0 | |||
| 1,0 | 5,0 | 2,0 | 12,0 | 3,0 | 21,0 |
Таблица 13
Условные обозначения опор и зажимных устройств
Таблица 14
