UNI 5731 Standard Wymiary dla Cup head square neck bolts
Ta norma została anulowana
Sruby z kwadratowa szyjka
Rysunek wymiarowy i diagramy techniczne
Kluczowe wymiary i parametry techniczne
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Dimensions in mm - source UNI 5731 Withdrawn Publication date: 12 - 1965 |
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| d thread size | Pitch | b | dk nom | f nom | k nom | v nom | |
| l≤125 | l>125≤200 | ||||||
| M 5 | 0.8 | 16 | - | 13 | 3 | 2.5 | 5 |
| M 6 | 1 | 18 | - | 15.5 | 4 | 3 | 6 |
| M 8 | 1.25 | 22 | - | 20 | 5 | 4 | 8 |
| M 10 | 1.5 | 26 | 32 | 25 | 6 | 5 | 10 |
| M 12 | 1.75 | 30 | 36 | 30 | 8 | 6 | 12 |
| M 14 | 2 | 34 | 40 | 35 | 9 | 7 | 14 |
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UNI 5731-1965 - Approximate weigth, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items |
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d thread size
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M5
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M6
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M8
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M10
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M12
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M14
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| nominal length l | ||||||
| 20 | 5.46 | |||||
| 25 | 6.22 | 10.1 | ||||
| 30 | 6.97 | 11.2 | 21.3 | |||
| 35 | 7.73 | 12.3 | 23.4 | 44.2 | ||
| 40 | 8.48 | 13.4 | 25.3 | 47.2 | 69.6 | |
| 45 | 9.24 | 14.6 | 27.2 | 50.2 | 73.9 | 107 |
| 50 | 10 | 15.6 | 29.2 | 53.3 | 78.3 | 113 |
| 55 | 10.8 | 16.7 | 31.1 | 56.3 | 82.6 | 119 |
| 60 | 11.5 | 17.8 | 33 | 59.3 | 87 | 125 |
| 65 | 12.3 | 18.9 | 35 | 62.3 | 91.3 | 131 |
| 70 | 13 | 20 | 36.9 | 65.3 | 95.7 | 137 |
| 75 | 13.6 | 21 | 38.8 | 68.4 | 100 | 143 |
| 80 | 14.5 | 22 | 40.8 | 71.4 | 104 | 149 |
| 90 | 24.2 | 44.6 | 77.4 | 113 | 160 | |
| 100 | 26.4 | 48.4 | 83.5 | 122 | 172 | |
| 110 | 28.6 | 52.4 | 89.5 | 131 | 184 | |
| 120 | 56.2 | 95.6 | 139 | 196 | ||
| 125 | 58.2 | 98.6 | 144 | 202 | ||
| 130 | 101 | 147 | 207 | |||
| 140 | 107 | 156 | 218 | |||
| 150 | 113 | 164 | 230 | |||
| 160 | 119 | 173 | 242 | |||
| 170 | 125 | 182 | 254 | |||
| 180 | 131 | 191 | 266 | |||
| 190 | 137 | 199 | 278 | |||
| 200 | 143 | 208 | 290 | |||