Standard: NF E 25
Available sizes: M10 to M8 (4 sizes)
| Standard Body | Standard Number |
|---|---|
| EN | EN 1664 |
| GB | GB /T 6187.1 |
| DIN | DIN EN 1664 |
| ISO | ISO 7044 |
| Size | P | k_max | k_min | s_max | s_min | k_nominal |
|---|---|---|---|---|---|---|
| M10 | 2.5 | 30 | 29.16 | 42.8 | 22.4 | 20.3 |
| M5 |
| 1 |
| 10 |
| 9.78 |
| 14.2 |
| 7.3 |
| 6.8 |
| M6 | 1.5 | 16 | 15.73 | 21.8 | 11.4 | 10.34 |
| M8 | 2 | 21 | 20.67 | 29.9 | 15.9 | 14.8 |
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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