Standard: DIN 674 - 1993
Available sizes: (1.4) to 3 (5 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (1.4) | 1.65 | 3 | 0.2 | 1.52 | 0.8 | 1.55 | 3.6 | 0.925 | 0.925 | 3.3 | 0.8 |
| 1.6 | 2.6 | 4.2 | 0.2 | 2.37 | 1.25 | 2.4 | 5.6 | 1.425 | 1.175 | 5.3 | 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.
| 2 | 3.6 | 6.1 | 0.3 | 3.37 | 1.75 | 3.4 | 7.8 | 1.925 | 1.675 | 7.22 | 1.8 |
| 2.5 | 5.15 | 8.8 | 0.3 | 4.82 | 2.5 | 4.85 | 11.2 | 2.625 | 2.375 | 10.5 | 2.5 |
| 3 | 6.15 | 10.7 | 0.4 | 5.82 | 3 | 5.85 | 13.5 | 3.125 | 2.875 | 12.8 | 3 |
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