Standard: DIN 34801 - 1999
Available sizes: M10 to M8 (5 sizes)
| Size | P | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| M10 | 2.5 | 21.25 | 38.6 | 18 | 1.5 | 2 | 25.4 | 21.5 | 80 | 17.73 |
| M12 | 2.5 | 23.75 | 42.8 | 20 | 1.5 | 2 | 28.9 | 24 | 80 |
| 19.67 |
| M5 | 1 | 7.25 | 14.2 | 6 | — | — | 9.2 | 7.5 | 50 | 5.82 |
| M6 | 1.5 | 11.75 | 21.8 | 10 | 1 | 1.25 | 12.65 | 12 | 80 | 9.78 |
| M8 | 2 | 15.75 | 29.9 | 14 | 1.5 | — | 18.15 | 16 | 80 | 13.73 |
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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