Small Hexagon Fit Bolts
GB 27 - 1976 小六角头铰制孔用螺栓
See all versions and complete specifications: Small Hexagon Fit Bolts — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M6 | 1.25 | 13.8 | 0.25 | 11.76 | 5 | 9 | 8.97 | 4.76 | 5.5 | 12 | 5.24 |
| M8 | 1.75 | 19.6 | 0.25 | 16.76 | 7 | 13 | 12.965 | 6.71 | 8.5 | 17 | 7.29 |
| M10 | 2 | 25.4 | 0.25 | 21.72 | 9 | 17 | 16.965 | 8.71 | 12 | 22 | 9.29 |
| M12 | 2.5 | 31.2 | 0.5 | 26.72 | 11 |
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| 21 |
| 20.955 |
| 10.65 |
| 15 |
| 27 |
| 11.35 |
| M16 | 3.5 | 47.3 | 0.5 | 40.66 | 17 | 32 | 31.95 | 16.65 | 23 | 41 | 17.35 |
| M20 | 5 | 75 | 1 | 64.6 | 26 | 50 | 49.95 | 25.58 | 38 | 65 | 26.42 |
| (M14) | 3 | 36.9 | 0.5 | 31.66 | 13 | 25 | 24.955 | 12.65 | 18 | 32 | 13.35 |
| (M18) | 4.5 | 63.5 | 1 | 54.6 | 23 | 44 | 43.95 | 22.58 | 33 | 55 | 23.42 |
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