12-Point Flange Head Screws (12.9 / ASTM F468M)
ASME B 18.2.5M - 2009 十二角法兰螺栓 (12.9 / ASTM F468M)
See all versions and complete specifications: 12-Point Flange Head Screws (12.9 / ASTM F468M) — Full Specification Page
| Size | P | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| M5 | 1 | 5.82 | 9.77 | 6.70 | 6.00 | 5.82 | 2.45 | 6.00 | 10.22 | 2.70 |
| M6 | 1.5 | 9.78 | 15.69 | 11.20 | 10.00 | 9.78 | 4.13 | 10.00 | 16.27 | 4.50 |
| M8 | 2 | 13.73 | 20.67 | 15.80 | 14.00 | 13.73 | 5.93 | 14.00 | 21.33 | 6.30 |
| M10 | 2.5 | 19.67 | 29.55 | 22.50 | 20.00 | 19.67 | 8.50 |
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| 20.00 |
| 30.33 |
| 9.00 |
| M12 | 3.5 | 29.67 | 44.52 | 33.80 | 30.00 | 29.67 | 13.00 | 30.00 | 45.39 | 13.50 |
| M14 | 4 | 35.57 | 52.75 | 40.50 | 36.00 | 35.61 | 15.60 | 36.00 | 54.46 | 16.20 |
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