Standard: Q 341
Available sizes: (M14) to M8 (7 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (M14) | 1.5 | 34 | 14.48 | 22 | 31.35 | 0.8 | 0.2 | 19.4 | 18.1 | 23.7 | 37.29 |
| (M18) | 2 | 50 | 21.92 | 33 | 46.55 | 0.8 | 0.2 | 28.7 |
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.
| 27.4 |
| 35.6 |
| 55.37 |
| M10 | 1.5 | 21 | 9.68 | 14 | 19.64 | 0.6 | 0.15 | 12.8 | 12.1 | 15.1 | 23.36 |
| M12 | 1.5 | 27 | 12.08 | 18 | 24.85 | 0.8 | 0.2 | 15.8 | 15.1 | 19.5 | 29.56 |
| M16 | 2 | 41 | 18 | 27 | 38 | 0.8 | 0.2 | 23.8 | 22.5 | 29.1 | 45.2 |
| M20 | 3 | 55 | 23.52 | 36 | 51.11 | 0.8 | 0.2 | 31 | 29.4 | 38.9 | 60.79 |
| M8 | 1 | 16 | 6.43 | 10 | 14.63 | 0.6 | 0.15 | 8.4 | 8.04 | 10.8 | 17.77 |
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