Standard: DIN 97 - 2016
Available sizes: (1.6) to 4.5 (7 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (1.6) | 0.9 | 0.6 | 0.56 | 4.18 | 3.43 | 2 | 1.6 | 0.5 | 0.7 | 3.8 | 1.2 |
| (2) | 1.35 | 0.85 | 0.86 | 5.98 | 5.23 | 3 | 2.6 |
| 0.8 |
| 1 |
| 5.6 |
| 1.65 |
| 2.5 | 1.8 | 1.1 | 1.06 | 7.95 | 7.05 | 4 | 3.52 | 1 | 1.2 | 7.5 | 2.2 |
| 3 | 2.2 | 1.3 | 1.26 | 9.65 | 8.75 | 5 | 4.52 | 1.2 | 1.51 | 9.2 | 2.5 |
| 3.5 | 2.6 | 1.6 | 1.66 | 11.55 | 10.45 | 6 | 5.52 | 1.6 | 1.91 | 11 | 3 |
| 4 | 3.6 | 2.1 | 2.06 | 15.05 | 13.95 | 8 | 7.42 | 2 | 2.31 | 14.5 | 4 |
| 4.5 | 4.5 | 2.6 | 2.56 | 18.55 | 17.45 | 10 | 9.42 | 2.5 | 2.81 | 18 | 5 |
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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