Standard: DIN 8140
Available sizes: M2 to M7 (8 sizes)
| Size | P | k_max | s_max | s_min | k_nominal |
|---|---|---|---|---|---|
| M2 | 0.45 | 2.6 | / | 3.3 | 3.5 |
| M2.5 | 0.6 | 3.7 | / | 4.55 | 4.75 |
| M3 | 0.8 | 5.2 | / | 6.35 | 6.6 |
| M3.5 | 1 | 7.3 | / | 8.65 | 8.9 |
| M4 | / |
| 8.3 |
| 1 |
| 9.85 |
| 10.1 |
| M5 | / | 10.3 | 1 | 12.1 | 12.5 |
| M6 | 1.75 | 12.5 | / | 14.4 | 14.8 |
| M7 | / | 12.3 | 1 | 14.4 | 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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