Hexagon Bolts with Split Pin Hole on Shank-Fine Pitch Thread-Product Grade A and B
GB 31.3 - 1988 六角头螺杆带孔螺栓 细牙 A和B级
See all versions and complete specifications: Hexagon Bolts with Split Pin Hole on Shank-Fine Pitch Thread-Product Grade A and B — Full Specification Page
| Size | P | s_max | s_min | k_nominal |
|---|---|---|---|---|
| M8 | 1.25 | 4.00 | 2.75 | 2.50 |
| M10 | 1.5 | 5.00 | 3.50 | 3.20 |
| M12 | 2 | 6.00 | 4.30 | 4.00 |
| M16 | 2 | 8.00 | 5.30 | 5.00 |
| M20 | 3 | 12.00 | 8.36 | 8.00 |
| (M14) | 2 | 7.00 | 5.30 | 5.00 |
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| (M18) |
| 3 |
| 10.00 |
| 6.66 |
| 6.30 |
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