Standard: JIS B 1180
Available sizes: (M14) to M8 (6 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (M14) | 3 | 11.27 | 16.1 | 32.4 | 38 | 9 | 3 | 17 | 17.9 | 0.8 | 45.2 |
| M10 | 2.5 | 7.42 | 10.6 | 21.2 | 24.85 | 7.5 | 2.5 |
| 11.5 |
| 12.4 |
| 0.8 |
| 29.56 |
| M12 | 2.5 | 9.17 | 13.1 | 26.4 | 31.35 | 7.5 | 2.5 | 14 | 14.9 | 0.8 | 37.29 |
| M5 | 1 | 2.54 | 3.625 | 7.2 | 8.74 | 3 | 1 | 4 | 4.375 | 0.5 | 10.89 |
| M6 | 1.5 | 4.17 | 5.95 | 12.2 | 14.47 | 4.5 | 1.5 | 6.4 | 6.85 | 0.6 | 17.59 |
| M8 | 2 | 5.85 | 8.35 | 16.7 | 19.15 | 6 | 2 | 8.8 | 9.25 | 0.6 | 22.78 |
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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