Standard: JIS B 2706
Available sizes: 10 to 8 (8 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 14 | 0.3 | 0.76 | 1.1 | 1.2 | 13.73 | 7.42 | 0.8 | 0.84 | 7.2 | 1.05 |
| 12.5 | 18 | 0.4 | 0.95 | 1.4 | 1.5 | 17.73 | 9.42 | 1 | 1.05 | 9.2 | 1.35 |
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.
| 14 | 22.5 | 0.5 | 1.14 | 1.7 | 1.85 | 22.17 | 11.47 | 1.2 | 1.26 | 11.2 | 1.62 |
| 16 | 28 | 0.65 | 1.53 | 2.25 | 2.4 | 27.67 | 14.47 | 1.6 | 1.67 | 14.2 | 2.17 |
| 18 | 35.5 | 0.8 | 1.93 | 2.8 | 2.95 | 35.11 | 18.63 | 2 | 2.07 | 18.3 | 2.72 |
| 20 | 45 | 1 | 2.42 | 3.5 | 3.7 | 44.61 | 22.73 | 2.5 | 2.58 | 22.4 | 3.4 |
| 22.5 | 50 | 1.1 | 2.91 | 4.1 | 4.3 | 49.61 | 25.73 | 3 | 3.09 | 25.4 | 4 |
| 8 | 10 | 0.25 | 0.47 | 0.75 | 0.85 | 9.78 | 5.38 | 0.5 | 0.53 | 5.2 | 0.7 |
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