High-Strength Structural Bolting Assemblies for Preloading - Part 9: System HR or HV - Direct Tension Indicators for Bolt and Nut assemblies
EN 14399-9 (DTI) - 2018 预负载用高强度结构螺栓连接副，第9部分：HR或HV系统 - 螺栓和螺母组件用 载荷指示垫圈
See all versions and complete specifications: High-Strength Structural Bolting Assemblies for Preloading - Part 9: System HR or HV - Bolt Face Washers (HB) — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| M12 | 16.75 | 3 | 6 | 16.85 | 35 | 25 | 17.85 | 36.8 | 0.8 |
| M16 | 23.05 | 4 | 7 | 23.15 | 46.5 | 33 | 24.15 | 50.6 | 0.8 |
| M20 |
| 28.3 |
| 4 |
| 7 |
| 28.4 |
| 54 |
| 43 |
| 29.4 |
| 62.1 |
| 0.8 |
| M22 | 37.75 | 4 | 7.5 | 37.85 | 78 | 56 | 38.85 | 83 | 0.8 |
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.