Hexagon Bolts for High-Strength Structural Bolting with Large Width Across Flats - Product Grade C - Property Classes 8.8 and 10.9
GOST R 52644 - 2006 高强度六角头螺栓
See all versions and complete specifications: Hexagon Bolts for High-strength Structural Bolting with Large Width Across Flats (Short Thread Length) - Product Grade C - Property Classes 8.8 and 10.9 — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M16 | 2.5 | 1.2 | 21 | 13 | 13.35 | 18 | 30 | 9 | 33.3 | 29 | 12.65 |
| M20 | 3 | 1.6 | 31 | 19 | 19.42 | 27 | 46 |
| 14 |
| 50.9 |
| 45 |
| 18.58 |
| M24 | 5 | 2 | 53 | 30 | 30.42 | 48 | 75 | 24 | 83.4 | 73.1 | 29.58 |
| (M18) | 2.5 | 1.6 | 26 | 15 | 15.35 | 22 | 36 | 11 | 39.6 | 35 | 14.65 |
| (M22) | 4 | 2 | 41 | 23 | 23.42 | 36 | 60 | 18 | 60.8 | 58.8 | 22.58 |
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