Round Head Bolts
NF E 27-313 - 1959 圆头螺栓
See all versions and complete specifications: Round Head Bolts — Full Specification Page
| Size | P | k_max | s_max | s_min | k_nominal |
|---|---|---|---|---|---|
| 4 | 0,8 | / | 9 | 4 | 2.5 |
| 5 | 1 | 2 | 12 | 5 | 3.5 |
| 6 | 1.5 | 3 | 17 | 7 | 5 |
| 8 | 2.5 | 5 | 31 | 12 | 9 |
| 10 | 2.5 | 5 | 38 | 16 | 11 |
| (7) | 2 | 4 | 24 | 10 | 7 |
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.