Cross Recessed Countersunk (Flat) Head Tapping Screws
DIN EN ISO 7050 - 2011 十字槽沉头自攻螺钉
See all versions and complete specifications: Cross Recessed Countersunk (Flat) Head Tapping Screws — Full Specification Page
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 846 |
| DIN | DIN EN ISO 7050 |
| ISO | ISO 7050 |
| UNI | UNI 6955 |
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST2.2 | 1.1 | 2.01 | 3 | 1.7 | 1 | 2.2 | 5.5 | 2.1 | 1.7 | 5.2 | 3.2 |
| ST2.9 | 1.4 | 2.51 | 4.4 | 2.6 | 2 | 2.8 | 8.4 | 2.6 |
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| 2.1 |
| 8 |
| 4.6 |
| ST3.5 | 1.8 | 3.18 | 6.3 | 3 | 3 | 3.6 | 10.3 | 3.3 | 2.8 | 9.9 | 6.6 |
| ST4.2 | 2.1 | 4.6 | 8.8 | 4.65 | 4 | 4.2 | 15.8 | 4.6 | 4 | 15.4 | 8.9 |
| ST4.8 | 2.1 | 5.64 | 9.8 | 5.25 | 4 | 4.2 | 18.3 | 5.7 | 5.1 | 17.8 | 10 |
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