Standard: Q 308
Available sizes: (M18) to M14 (3 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (M18) | 1.5 | 18 | 10.15 | 35.48 | 31 | 30 | 29.67 | 10.5 | 10.85 | 36 | 30 |
| M12 | 1.5 | 14 | 7.21 | 25.48 | 21 | 21 (19) | 20.67 (18.67) | 7.5 | 7.79 | 26 | 20 |
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.
| M14 | 1.5 | 18 | 8.71 | 32.48 | 28 | 27 | 26.67 | 9 | 9.29 | 33 | 27 |
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