Standard: DIN 34805
Available sizes: M3 to M6 (4 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M3 | 0.7 | 2.25 | 2.45 | 7.24 | 4.9 | 20 | 4.7 | 3.82 | 6.66 | 7.6 | 4 |
| M4 | 1 | 3 | 3.3 | 10.07 | 7 | 24 | 6.8 |
| 5.82 |
| 9.26 |
| 10.5 |
| 6 |
| M5 | 1.5 | 5.2 | 5.5 | 17.07 | 11.2 | 32 | 11.2 | 9.78 | 15.7 | 17.5 | 10 |
| M6 | 1.75 | 6.24 | 6.6 | 20.48 | 14.2 | 36 | 13.7 | 11.73 | 18.85 | 21 | 12 |
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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