Standard: NF E 27
Available sizes: M10 to M8 (7 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M10 | 1.5 | 13.85 | 2.6 | 11.3 | 11.7 | 8 | 3 | 22 | 2.3 | 11.5 | 8 |
| M12 | 1.5 | 19.2 | 3.3 | 13.8 | 14.2 | 12 | 4 |
| 27 |
| 3 |
| 14 |
| 10 |
| M14 | 2 | 30.2 | 2.3 | 16.8 | 17.2 | 18 | 5 | 41 | 2 | 17 | 12 |
| M16 | 2 | 47.2 | 3.3 | 19.3 | 19.7 | 21 | 5 | 55 | 3 | 19.5 | 12 |
| M18 | 2 | 57.2 | 3.3 | 22.3 | 22.7 | 21 | 5 | 65 | 3 | 22.5 | 12 |
| M5 | 1 | 6.55 | 1.8 | 8.8 | 9.2 | 4 | 3 | 11 | 1.5 | 9 | 6 |
| M8 | 1.5 | 9.85 | 2.6 | 9.8 | 10.2 | 6 | 3 | 17 | 2.3 | 10 | 8 |
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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