Standard: ANSI B 18.6
Available sizes: M2 to M4 (5 sizes)
| Size | P | k_max | k_min | s_max | s_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|
| M2 | 5 | 0.1 | 2.68 | 4.7 | 2.1 | 1.9 | 1.53 |
| M2.5 | 7 | 0.1 | 3.92 | 6.6 | 2.6 | 2.3 | 1.95 |
| M3 | 9.5 | 0.2 | 4.9 | 9.1 | 3.7 | 3.4 | 2.95 |
| M3.5 |
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.
| 16 |
| 0.4 |
| 9.02 |
| 15.5 |
| 6 |
| 5.6 |
| 4.88 |
| M4 | 20 | 0.4 | 10.18 | 19.4 | 7.5 | 7.1 | 6.09 |
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