Standard: HB 1
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 | 4.3 | 4.7 | 2.6 | 2.25 | 24 | 21.5 | 3.2 | 4.5 | 2.5 | 2.5 |
| M12 | 1.5 | 4.3 | 4.7 | 2.6 | 2.25 | 26 | 21.5 | 3.2 | 4.5 | 2.5 | 2.5 |
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.
| M3 |
| 0.7 |
| 1.8 |
| 2.2 |
| — |
| — |
| 5 |
| 7.0 |
| 1 |
| 2 |
| — |
| — |
| M4 | 1 | 2.3 | 2.7 | — | — | 8 | 8.5 | 1.6 | 2.5 | — | — |
| M5 | 1.5 | 3.3 | 3.7 | 2.1 | 1.75 | 12 | 13.0 | 2.5 | 3.5 | 2 | 2 |
| M6 | 1.5 | 3.3 | 3.7 | 2.6 | 2.25 | 16 | 16.0 | 2.5 | 3.5 | 2.5 | 2.5 |
| M8 | 1.5 | 3.8 | 4.2 | 2.6 | 2.25 | 20 | 18.5 | 3.2 | 4 | 2.5 | 2.5 |
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