Hexagon Flange Head Tapping Screws
ISO 10509 - 1992 六角头法兰自攻螺钉
See all versions and complete specifications: Hexagon Flange Head Tapping Screws — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST2.2 | 1.1 | 0.1 | 1.25 | 0.4 | 4.00 | 1.1 | 6.4 | 4.27 | 3.2 | 5.9 | 3.82 |
| ST2.9 | 1.4 | 0.2 | 1.8 | 0.6 | 5.50 | 1.4 | 8.5 | 5.92 | 4.3 | 7.8 | 5.32 |
| ST3.5 | 1.8 | 0.2 | 2.5 | 0.8 | 7.00 | 1.8 | 11.2 | 7.55 | 6 | 10.3 | 6.78 |
| ST4.2 | 2.1 | 0.4 | 3.7 | 1.2 | 10.00 |
Request detailed technical specifications, material certifications, and availability information for your application requirements. Our engineering team can provide product recommendations, custom specifications, and technical documentation.
| 2.1 |
| 16.8 |
| 10.89 |
| 8.6 |
| 15.5 |
| 9.78 |
| ST4.8 | 2.1 | 0.4 | 4.6 | 1.4 | 13.00 | 2.1 | 21.0 | 14.16 | 10.7 | 19.3 | 12.73 |
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.