Standard: EN 6081 - 2022
Available sizes: 10 to 8 (8 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| 10 | 5.96 | 1.4 | 4.9 | 11.41 | 10.99 | 1.75 | 1.37 | 2.4 | 0.1~0.15 |
| 2 | 2.38 | 0.6 | 2.1 | 4.95 | 4.65 | 0.74 | 0.58 | 1 | 0.1~0.15 |
| 3 |
| 3.97 |
| 1 |
| 3.4 |
| 8.18 |
| 7.82 |
| 1.24 |
| 0.99 |
| 1.7 |
| 0.1~0.15 |
| 4 | 5.56 | 1.4 | 4.9 | 11.41 | 10.99 | 1.75 | 1.37 | 2.4 | 0.1~0.15 |
| 5 | 7.93 | 2 | 6.9 | 16.21 | 15.79 | 2.49 | 1.98 | 3.4 | 0.1~0.15 |
| 6 | 2.78 | 0.6 | 2.1 | 4.95 | 4.65 | 0.74 | 0.58 | 1 | 0.1~0.15 |
| 7 | 4.37 | 1 | 3.4 | 8.18 | 7.82 | 1.24 | 0.99 | 1.7 | 0.1~0.15 |
| 8 | 5.56 | 1.2 | 4.2 | 9.78 | 9.42 | 1.5 | 1.19 | 2 | 0.1~0.15 |
Standard corrosion protection for indoor and mild outdoor environments.
Salt spray: 96–200 hours | RoHS compliant (trivalent chromium)
High-performance coating for automotive, marine, and harsh environments.
Salt spray: 720–1500 hours | Recommended for grade 8.8+
Heavy-duty protection for structural and outdoor applications.
Salt spray: 500–1000 hours | Thread tolerance adjustment required
Note for high-strength fasteners (Grade 10.9, 12.9): Electroplating processes require hydrogen embrittlement relief baking (minimum 4 hours at 200°C within 4 hours of plating). Contact our engineering team for grade-specific plating recommendations.
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.
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