Cross Recessed Pan Head Tapping Screws
NF E 25-658 - 1994 十字槽盘头自攻螺钉
See all versions and complete specifications: Cross Recessed Pan Head Tapping Screws — Full Specification Page
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 845 |
| NF | NF E 25-658 |
| DIN | DIN EN ISO 7049 |
| ISO | ISO 7049 |
| UNI | UNI 6954 |
| Size | P | k_max | k_min | s_max | s_min | k_nominal |
|---|---|---|---|---|---|---|
| ST2.2 | 1.1 | 2.15 | 1 | 5.6 | 5.3 | 2.4 |
| ST2.9 | 1.4 | 2.8 | 2 | 8 | 7.64 | 3.1 |
| ST3.5 | 1.8 | 3.7 | 3 | 11 | 10.57 | 4 |
| ST4.2 | 2.1 | 5.6 | 4 | 16 |
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| 15.57 |
| 6 |
| ST4.8 | 2.1 | 7.1 | 4 | 20 | 19.48 | 7.5 |
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