Standard: ISO 8280 - 1993
Available sizes: 016 to 035 (5 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 016 | 2 | 0.9 | 1.1 | 3.8 | 2 | 1.98 | 1.92 | / | / | 4.2 | 1.5 |
| 020 | 3 | 1.3 | 1.5 | 5.7 | 3 | 2.98 | 2.92 |
| 2.4 |
| 2.1 |
| 6.3 |
| 2.2 |
| 025 | 4 | 1.8 | 2 | 7.6 | 4 | 3.97 | 3.895 | 3.2 | 2.8 | 8.4 | 3 |
| 030 | 6 | 2.6 | 2.8 | 11.4 | 6 | 5.97 | 5.895 | 4.8 | 4.2 | 12.6 | 4.5 |
| 035 | 10 | 4.3 | 4.5 | 19 | 10 | 9.96 | 9.87 | 8 | 7 | 21 | 7.5 |
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.
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