Standard: NF E 25
Available sizes: M10 to M8 (6 sizes)
| Size | P | k_max | k_min | s_max | s_min | k_nominal |
|---|---|---|---|---|---|---|
| M10 | 2.5 | 16.9 | 10.9 | 30 | 29.16 | 26 |
| M3 | 0.7 | 4 | 2.2 | 7 | 6.78 | 5.6 |
| M4 | 1 | 5.4 | 3 | 10 | 9.78 | 8.5 |
| M5 | 1.5 | 8.04 | 4.8 |
| 16 |
| 15.73 |
| 13 |
| M6 | 2 | 12.1 | 7.8 | 21 | 20.67 | 18.2 |
| M8 | 2.5 | 15.1 | 9.7 | 27 | 26.16 | 23.4 |
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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