Large Hexagon Nut for Pipe Flange Connection
GB /T 9125 - 2010 管法兰连接用大六角螺母（配合螺柱使用）
See all versions and complete specifications: Large Hexagon Nut for Pipe Flange Connection — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M12 | 2 | 0.4 | 0.8 | 21.1 | 25.94 | / | 15.1 | 13.6 | 9.5 | 14 | 14.3 |
| M16 | 3 | 0.4 | 0.8 | 42.8 | 50.85 | / | 29.1 | 26.3 | 18.4 | 27 | 27.6 |
| M20 | 3.5 | 0.4 | 0.8 | 50.8 | 60.26 | / | 35.6 | 31.9 | 22.3 | 33 | 33.5 |
| M24 | / | 0.4 | 0.8 | 60.1 | 70.67 |
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| 3 |
| 42.1 |
| 37.9 |
| 26.5 |
| 39 |
| 39.5 |
| (M14) | 2.5 | 0.4 | 0.8 | 31.4 | 37.29 | / | 21.6 | 19.4 | 13.6 | 20 | 20.7 |
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