Standard: GOST 7795
Available sizes: (M14) to M8 (8 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (M14) | 3 | 0.2 | 0.8 | 12 | 32 | 2 | 24 | 35 | 29.5 | 23.48 | 15 |
| (M18) | 4.5 | 0.25 | 0.8 | 21 | 60 | 3 | 42 |
| 66.4 |
| 55.9 |
| 41.38 |
| 26 |
| M10 | 2 | 0.2 | 0.8 | 8 | 22 | 1.5 | 16 | 23.9 | 20.1 | 15.57 | 10 |
| M12 | 2.5 | 0.2 | 0.8 | 10 | 27 | 1.5 | 20 | 29.6 | 24.8 | 19.48 | 12.5 |
| M16 | 3.5 | 0.2 | 0.8 | 15 | 41 | 2 | 30 | 45.2 | 38 | 29.48 | 18.7 |
| M20 | 5 | 0.25 | 0.8 | 24 | 70 | 3 | 48 | 76.9 | 64.7 | 47.38 | 30 |
| M6 | 1.25 | 0.15 | 0.6 | 4 | 12 | 1 | 8 | 13.1 | 10.5 | 7.64 | 5.3 |
| M8 | 1.75 | 0.15 | 0.6 | 6 | 17 | 1.25 | 12 | 18.7 | 15.5 | 11.57 | 7.5 |
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.
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