Cross Recessed Pan Head Self-tapping Screws
GB 845 - 1976 十字槽盘头自攻螺钉
See all versions and complete specifications: Cross Recessed Pan Head Self-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 | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| 3 | 8.20 | 2.8 | 0.4 | 7.84 | 3 | 3 | 4 | 3.2 | 3 |
| 4 | 10.50 | 3.4 | 0.4 | 10.07 | 3.6 | 3.6 | 4.8 | 3.8 | 3.6 |
| 2.5 | 5.5 |
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| 1.58 |
| 0.2 |
| 5.2 |
| 1.8 |
| 1.8 |
| 2.4 |
| 1.92 |
| 1.8 |
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