Standard: CNS 1052 - 1959
Available sizes: (1.4) to 3 (7 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (1.4) | 1.7 | 0.8 | 0.9 | 1.3 | 0.5 | 1.66 | 1.74 | 0.8 | 0.7 | 3.4 | 0.65 |
| (2.4) | 4 | 1.8 | 2 | 2.8 | 1 | 3.9 | 4.1 | 1.8 | 1.6 | 8 | 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.
| (3.5) |
| 8 |
| 3.5 |
| — |
| 5.6 |
| 2 |
| 7.85 |
| 8.15 |
| 3.5 |
| — |
| 16 |
| 2.2 |
| 1.7 | 2.4 | 1 | 1.2 | 1.7 | 0.6 | 2.33 | 2.47 | 1.1 | 1 | 4.8 | 0.75 |
| 2 | 3 | 1.35 | 1.45 | 2.1 | 0.8 | 2.93 | 3.07 | 1.3 | 1.15 | 6 | 0.95 |
| 2.7 | 5 | 2.2 | 2.55 | 3.5 | 1.2 | 4.88 | 5.12 | 2.3 | 2.05 | 10 | 1.4 |
| 3 | 6 | 2.6 | 2.95 | 4.2 | 1.6 | 5.88 | 6.12 | 2.7 | 2.45 | 12 | 1.8 |
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