Hexalobular Socket Countersunk Flat Head Screws (common head style) with Reduced Loadability
ISO 14581 - 2022 内六角花形沉头螺钉，普通头型，降低承载能力
See all versions and complete specifications: Hexalobular Socket Countersunk Flat Head Screws (common head style) with Reduced Loadability — Full Specification Page
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 2673.1 |
| ISO | ISO 14581 |
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M2 | 0.45 | 0.1 | 0.6 | 4.7 | 4.4 | 0.9 | 25 | 1.5 | 1.224 | 5.5 | 2.15 |
| M3 | 0.8 | 0.2 | 1.3 | 9.3 | 8.94 | 2 | 38 | 2.7 |
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| 2.28 |
| 10.4 |
| 4.4 |
| M4 | 1.5 | 0.4 | 2.5 | 18.3 | 17.78 | 3.75 | 38 | 5 | 4.4 | 20 | 8.9 |
| (M2.5) | 0.6 | 0.15 | 0.9 | 7.3 | 6.94 | 1.2 | 38 | 2.35 | 1.995 | 8.2 | 3.05 |
| (M3.5) | 1.25 | 0.4 | 2 | 15.8 | 15.37 | 3.13 | 38 | 4.65 | 4.06 | 17.3 | 7.1 |
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