Standard: JIS B 1182
Available sizes: M10 to M8 (7 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|
| M10 | 2.5 | 14.2 | 13.8 | 22 | 21.8 | 31.6 | 14 | 32 |
| M12 | 3 | 15.2 | 14.8 | 24 | 23.8 | 35.6 | 15 | 36 |
| M3 | 0.7 | 2.9 | 2.7 | 4 | 3.9 |
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.
| 6.8 |
| 2.8 |
| 7 |
| M4 | 1 | 4.15 | 3.85 | 6 | 5.9 | 9.8 | 4 | 10 |
| M5 | 1.5 | 7.2 | 6.8 | 10 | 9.85 | 16.75 | 7 | 17 |
| M6 | 2 | 9.2 | 8.8 | 14 | 13.8 | 21.65 | 9 | 22 |
| M8 | 2.5 | 12.2 | 11.8 | 18 | 17.8 | 26.65 | 12 | 27 |
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