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# | 0.8 | FHLS | FHL | 5.50 | 2.7 | / | 5.90 | 5 | 5.08 | 6.30 | 1 |
| 2# | / | FHLS | FHL | 0.123 | 0.085 | 40 | 0.138 | 0.111 |
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.
| 0.114 |
| 0.153 |
| 0.040 |
| 4# | / | FHLS | FHL | 0.175 | 0.090 | 32 | 0.190 | 0.163 | 0.166 | 0.205 | 0.040 |
| 6# | 0.45 | FHLS | FHL | 2.75 | 2.1 | / | 3.15 | 2.5 | 2.58 | 3.55 | 1 |
| 8# | 0.6 | FHLS | FHL | 3.75 | 2.3 | / | 4.15 | 3.5 | 3.58 | 4.55 | 1 |
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