Standard: DL /T 284 - 2012
Available sizes: 10 to 20 (5 sizes)
| Size | P | k_max | k_min | s_max | s_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|
| 10 | 13.5 | 2.5 | 2.8 | 13.93 | 24 | 22.7 | 2.2 |
| 12 | 20 | 3 | 3.6 | 20.43 | 34 | 32.4 | 2.4 |
| 16 | 24 | 3 | 3.6 | 24.52 | 39 | 37.4 | 2.4 |
| 18 | 30 | 4 | 4.6 | 30.52 |
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.
| 50 |
| 48.4 |
| 3.4 |
| 20 | 36 | 5 | 6 | 37 | 60 | 58.1 | 4 |
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