BS 4190 6 Estándar Dimensiones para Hexagon head screws fully threaded
Tornillos de cabeza hexagonal isométricos con cara solo debajo de la cabeza
Dibujos dimensionales y diagramas técnicos
Dimensiones clave y parámetros técnicos
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Dimensions in mm- source BS 4190 Table 6 - Iso Metric Hexagon Head Screws Faced Under Head Only |
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| Publication date: 10 - 2014 supersedes BS 4190: 2001 | |||||||||||
| d thread size | Pitch | c | dw min | r max | a max | s | k | ||||
| max | min | max | min | ||||||||
| M 6 | 1 | 0.5 | 8.7 | 0.4 | 2.5 | 10 | 9.64 | 4.24 | 3.76 | ||
| M 8 | 1.25 | 0.6 | 11.5 | 0.8 | 3 | 13 | 12.57 | 5.74 | 5.26 | ||
| M 10 | 1.5 | 0.6 | 15.5 | 0.8 | 3.5 | 17 | 16.57 | 7.29 | 6.71 | ||
| M 12 | 1.75 | 0.6 | 17.2 | 1.25 | 4 | 19 | 18.48 | 8.29 | 7.71 | ||
| M 16 | 2 | 0.8 | 22 | 1.25 | 5 | 24 | 23.16 | 10.29 | 9.71 | ||
| M 20 | 2.5 | 0.8 | 27.7 | 1.78 | 6 | 30 | 29.16 | 13.35 | 12.65 | ||
| M 22 | 2.5 | - | - | 1.78 | 6 | 32 | 31 | 14.35 | 13.65 | ||
| M 24 | 3 | 0.8 | 33.2 | 1.78 | 7 | 36 | 35 | 15.35 | 14.65 | ||
| M 27 | 3 | - | - | 2.28 | 7 | 41 | 40 | 17.35 | 16.65 | ||
| M 30 | 3.5 | 0.8 | 42.7 | 2.28 | 8 | 46 | 45 | 19.42 | 18.58 | ||
| M 33 | 3.5 | - | - | 2.28 | 8 | 50 | 49 | 21.42 | 20.58 | ||
| M 36 | 4 | 0.8 | 51.1 | 2.7 | 10 | 55 | 53.8 | 23.42 | 22.58 | ||
| M 39 | 4 | - | - | 2.7 | 10 | 60 | 58.8 | 25.42 | 24.58 | ||
| M 42 | 4.5 | 1 | 60.8 | 2.8 | 11 | 65 | 63.8 | 26.42 | 25.58 | ||
| M 45 | 4.5 | - | - | 3.3 | 11 | 70 | 68.8 | 28.42 | 27.58 | ||
| M 48 | 5 | 1 | 70.8 | 3.8 | 12 | 75 | 73.8 | 30.42 | 29.58 | ||
| M 52 | 5 | - | - | 4.7 | 12 | 80 | 78.8 | 33.5 | 32.5 | ||
| M 56 | 5.5 | - | - | 4.9 | 19 | 85 | 83.6 | 35.5 | 34.5 | ||
| M 60 | 5.5 | - | - | 4.9 | 19 | 90 | 88.6 | 38.5 | 37.5 | ||
| M 64 | 6 | - | - | 4.9 | 21 | 95 | 93.6 | 40.5 | 39.5 | ||
| M 68 | 6 | - | - | 4.9 | 21 | 100 | 98.6 | 43.5 | 42.5 | ||