Standard: AS 1559 - 2018
Available sizes: 12 to 20 (3 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|
| 12 | 17.5 | 3.7 | 3.3 | 16.7 | 5.2 | 5.95 | 4.8 | 8.05 |
| 16 | 23.7 | 4.7 | 4.3 | 22.7 | 6.7 | 7.65 | 6.3 | 10.35 |
| 20 | 32 | 6.25 | 5.75 | 31 | 8.75 | 10.2 | 7.75 | 13.8 |
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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