Standard: DIN 984 - 2021
Available sizes: 16 to 23 (7 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| 16 | 1 | 18.17 | 3.7 | 0.94 | 18.3 | 1.7 | 0.80 | 18.72 | 2.1 |
| 17 | 1 | 20.37 | 3.8 | 0.94 | 20.5 | 2 | 0.99 | 20.92 | 2.2 |
| 18 |
| 1 |
| 23.37 |
| 4.0 |
| 0.94 |
| 23.5 |
| 2 |
| 1.28 |
| 23.92 |
| 2.5 |
| 19 | 1.2 | 25.69 | 4.2 | 1.14 | 25.9 | 2 | 1.60 | 26.32 | 2.6 |
| 20 | 1.2 | 28.29 | 4.4 | 1.14 | 28.5 | 2 | 2.00 | 28.92 | 2.8 |
| 22 | 1.2 | 29.85 | 4.9 | 1.14 | 30.1 | 2 | 2.10 | 30.6 | 2.9 |
| 23 | 1.2 | 31.85 | 4.9 | 1.14 | 32.1 | 2 | 2.35 | 32.6 | 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.
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