Standard: GJB 3371
Available sizes: M10 to M8 (6 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M10 | 1.5 | 5.5 | 1.5 | 4.7 | 27 | 20 | 19.987 | 30.2 | 14 | 5 | 26.67 |
| M12 | 1.5 | 6.5 | 2 | 5.7 | 30 | 22 | 21.987 | 33.6 |
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.
| 15 |
| 6 |
| 29.67 |
| M4 | 0.8 | 3 | 0.5 | 2.25 | 8 | 5 | 4.992 | 8.7 | 6.5 | 2.5 | 7.85 |
| M5 | 1 | 3 | 0.5 | 2.25 | 10 | 7 | 6.991 | 10.9 | 6 | 2.5 | 9.78 |
| M6 | 1.5 | 4.5 | 1 | 3.7 | 17 | 12 | 11.989 | 18.9 | 9 | 4 | 16.73 |
| M8 | 1.5 | 5 | 1.5 | 3.7 | 22 | 17 | 16.989 | 24.5 | 11 | 4 | 21.67 |
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