Standard: DIN 7603
Available sizes: Φ10 to Φ8 (7 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Φ10 | 16.2 | 1.26 | 1.11 | 1.5 | 1.7 | 16.5 | 19.9 | 4 | 0.382 | 19.7 | 1.3 |
| Φ12 | 17.2 | 1.34 | 1.18 | 1.5 | 1.7 | 17.5 | 20.9 | 4 | 0.406 | 20.7 | 1.3 |
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.
| Φ4 | 5.2 | 0.175 | 0.154 | 1 | 1.2 | 5.5 | 7.4 | 4 | 0.053 | 7.2 | 0.8 |
| Φ5 | 6.7 | 0.274 | 0.241 | 1 | 1.2 | 7 | 9.4 | 4 | 0.083 | 9.2 | 0.8 |
| Φ5.5 | 10.2 | 0.48 | 0.422 | 1 | 1.2 | 10.5 | 13.4 | 4 | 0.145 | 13.2 | 0.8 |
| Φ6.5 | 12.2 | 0.99 | 0.875 | 1.5 | 1.7 | 12.5 | 15.9 | 4 | 0.3 | 15.7 | 1.3 |
| Φ8 | 14.2 | 1.84 | 1.62 | 1.5 | 1.7 | 14.5 | 19.9 | 4 | 0.555 | 19.7 | 1.3 |
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