SJ 2822 - 1987 十字槽沉头自攻钉
See all versions and complete specifications: Flex. Purpose Drilling Tapping Screws — Full Specification Page
| Size | P | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| ST3 | 1.41 | 4.4 | 2.3 | 2 | 1.41 | 8 | 2.8 | 2 | 7.5 | 3.7 |
| ST2.5 | 1.06 | 3.5 | 1.75 | 1.45 | 1.06 | 6 | 2.1 | 2 | 5.5 | 2.6 |
| ST3.5 | 1.81 | 6.6 | 3.4 | 3 | 1.81 | 12 | 3.6 | 3 | 11.3 | 5 |
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.
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.