Standard: DIN 988
Available sizes: 10 to 9 (8 sizes)
| Size | P | k_max | k_min | s_max | s_min | k_nominal |
|---|---|---|---|---|---|---|
| 10 | 17 | 23.725 | 23.935 | 17.05 | 17.23 | 24 |
| 3 | 4 | 7.81 | 7.96 | 4.03 | 4.15 | 8 |
| 4 | 6 | 11.77 | 11.95 | 6.03 | 6.15 | 12 |
| 5 | 8 | 13.77 | 13.95 | 8.04 | 8.19 | 14 |
| 6 |
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.
| 10 |
| 15.77 |
| 15.95 |
| 10.04 |
| 10.19 |
| 16 |
| 7 | 12 | 17.77 | 17.95 | 12.05 | 12.23 | 18 |
| 8 | 14 | 19.725 | 19.935 | 14.05 | 14.23 | 20 |
| 9 | 16 | 21.725 | 21.935 | 16.05 | 16.23 | 22 |
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