| БОЛТЫ С УВЕЛИЧЕННОЙ ПОЛУКРУГЛОЙ ГОЛОВКОЙ И УСОМ ГОСТ 7801-81 Аналоги BS 4933 |
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| Класс точности C | |||||
| d | 6 | 8 | 10 | 12 | 16 |
| К | 3 | 4 | 5 | 6 | 8 |
| D | 14 | 18 | 23 | 28 | 35 |
| R | 11 | 14 | 18 | 22 | 26 |
| b | 18 | 22 | 26 | 30 | 38 |
| W | 3 | 3.5 | 5 | 6 | 8 |
| L | Теоретическая масса 1000 штук болтов, кг | ||||
| 25 | 6.501 | - | - | - | - |
| 30 | 7.346 | 14.34 | - | - | - |
| 35 | 8.191 | 15.88 | 27.16 | - | - |
| 40 | 9.035 | 17.42 | 29.87 | 46.53 | - |
| 45 | 9.880 | 18.95 | 32.32 | 50.08 | 96.67 |
| 50 | 10.725 | 20 48 | 34.76 | 53.62 | 103.20 |
| 55 | 11.570 | 22.03 | 37.20 | 57.16 | 109.73 |
| 60 | 12.415 | 23.57 | 39.64 | 60.70 | 116 25 |
| 65 | - | 25,11 | 42.08 | 64.24 | 122.78 |
| 70 | - | 26.65 | 44.53 | 67.78 | 129.31 |
| 80 | - | 29.73 | 49.41 | 74.86 | 142.36 |
| 90 | - | - | 54.30 | 81.94 | 155.42 |
| 100 | - | - | 59.19 | 89.01 | 168.47 |
| 110 | - | - | 64.06 | 96.09 | 181.52 |
| 120 | - | - | 68.95 | 103.17 | 194.58 |
| 130 | - | - | - | - | 207.63 |