Standard: CNS 151 - 1994
Available sizes: 1.1 to 2.5 (6 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| 1.1 | 1.45 | 3.2 | 0.3 | 1.15 | 3.5 | 0.2 | M1.2 | 3.8 | 0.4 |
| 1.3 | 1.95 | 4.2 | 0.3 | 1.65 | 4.5 | 0.2 | M1.7 | 4.8 | 0.4 |
| 1.5 |
| 2.65 |
| 5.7 |
| 0.5 |
| 2.35 |
| 6 |
| 0.4 |
| M2.3 |
| 6.3 |
| 0.6 |
| 1.8 | 3.35 | 7.7 | 0.5 | 3.05 | 8 | 0.4 | M3 | 8.3 | 0.6 |
| 2.2 | 4.45 | 9.7 | 0.8 | 4.15 | 10 | 0.7 | M4 | 10.3 | 0.9 |
| 2.5 | 5.45 | 11.5 | 1 | 5.15 | 12 | 0.8 | M5 | 12.5 | 1.2 |
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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