Standard: IFI 100
Available sizes: 10# to 8# (5 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 10# | 16 | 0.628 | 0.650 | 9/16 | 0.5645 | 9/16 | 0.5645 | 0.650 | 0.628 | 0.551 | 0.551 |
| 12# | 13 | 0.840 | 0.866 | 3/4 | 0.7520 | 3/4 | 0.7520 |
| 0.866 |
| 0.840 |
| 0.736 |
| 0.736 |
| 4# | 32 | 0.344 | 0.361 | 5/16 | 0.313 | 5/16 | 0.313 | 0.361 | 0.344 | 0.302 | 0.302 |
| 6# | 24 | 0.413 | 0.433 | 3/8 | 0.376 | 3/8 | 0.375 | 0.433 | 0.413 | 0.362 | 0.362 |
| 8# | 20 | 0.488 | 0.505 | 7/16 | 0.4385 | 7/16 | 0.4385 | 0.505 | 0.488 | 0.428 | 0.428 |
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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