Hexagon Bolts for Structural Bolting with Large Width Across FLats(Thread Lengths accroding to GB/T 3106) - Product Grade C - Property Classes 8.8 and 10.9
GB /T 18230.1 - 2000 栓接结构用 大六角螺栓 (螺纹长度按GB/T 3106) - C级 - 8.8级和10.9级
See all versions and complete specifications: Hexagon Bolts for Structural Bolting with Large Width Across FLats(Thread Lengths accroding to GB/T 3106) - 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 | 39.55 | 33.3 | 0.8 | 0.4 | 50 | 56 | 22.84 | 21.16 | 69 | 26.4 |
| M20 | 3 | 50.85 | 42.8 | 0.8 | 0.4 | 60 | 66 |
| 27.84 |
| 26.16 |
| 79 |
| 32.4 |
| (M12) | 2 | 29.56 | 24.9 | 0.8 | 0.4 | 38 | 44 | 16.70 | 15.30 | — | 19.2 |
| (M22) | 4 | 66.44 | 55.9 | 0.8 | 0.4 | 78 | 84 | 37.00 | 35.00 | 97 | 42.4 |
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