Standard: DIN 908
Available sizes: G1/4A to M20 (8 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| G1/4A | G3/8A | 4 | 15 | 3.5 | 22 | / | / | 9.2 | 12 | 3 | 21.48 |
| G3/8A | / | 5 | 20 | 4.5 | 31 | 1.5 | / |
| 16.8 |
| 16 |
| 4 |
| 30.38 |
| M10 | / | 4 | 15 | 3.5 | 17 | 1.5 | / | 5.8 | 12 | 3 | 16.57 |
| M12 | / | 4 | 15 | 3.5 | 19 | 1.5 | / | 7 | 12 | 3 | 18.48 |
| M14 | / | 4 | 18 | 4.5 | 25 | 1.5 | / | 11.1 | 14 | 4 | 24.48 |
| M16 | / | 4 | 18 | 4.5 | 27 | 1.5 | / | 12.6 | 14 | 4 | 26.48 |
| M18 | / | 6 | 20 | 4.5 | 36 | 1.5 | 2 | 20.2 | 16 | 4 | 35.38 |
| M20 | G1A | 7 | 21 | 5.5 | 39 | / | 2 | 22.2 | 16 | 5 | 38.38 |
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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