Available sizes: 4# to 8# (3 sizes)
| Size | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| 4# | 0.380 | 0.335 | 0.187 | 0.280 | 32 | 0.054 | 0.270 | 0.230 | 0.169 | 0.290 |
| 6# | 0.440 | 0.385 | 0.249 | 0.340 | 32 | 0.054 | 0.330 | 0.280 | 0.235 | 0.350 |
| 8# | 0.560 |
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.
| 0.500 |
| 0.343 |
| 0.430 |
| 20 |
| 0.054 |
| 0.420 |
| 0.310 |
| 0.305 |
| 0.440 |
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