Standard: CNS 3136 - 1981
Available sizes: (M14) to M8 (5 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (M14) | 3 | 0.8 | 50.9 | 15 | 15.9 | 24 | 24.95 | 36 | 35 | 23.65 | 14.1 |
| M10 | 2 | 0.6 | 33.9 | 10 | 10.9 | 16 | 16.9 | 24 | 23.2 | 15.8 | 9.1 |
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.
| M12 |
| 2.5 |
| 0.8 |
| 42.4 |
| 13 |
| 13.9 |
| 20 |
| 20.95 |
| 30 |
| 29.2 |
| 19.65 |
| 12.1 |
| M6 | 1.25 | 0.4 | 18.4 | 5.5 | 6.1 | 8 | 8.7 | 13 | 12.3 | 7.8 | 4.9 |
| M8 | 1.75 | 0.6 | 26.9 | 8 | 8.8 | 12 | 12.9 | 19 | 18.2 | 11.8 | 7.2 |
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