Standard: JIS B 1181 - 1993
Available sizes: M10 to M8 (4 sizes)
| Size | P | e | r | k_max | k_min | s_max | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| M10 | 2 | 15.7 | 16.4 | 0.2 | 17.3 | 1.5 | 22.49 | 26.75 | 0.8 | 16 |
| M5 | 1 | 5.4 | 5.7 | 0.15 | 6.75 | — | 8.88 | 11.05 | 0.5 | 6 |
| M6 | 1.5 | 8.94 |
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.
| 9.3 |
| 0.15 |
| 10.8 |
| 1 |
| 14.63 |
| 17.77 |
| 0.6 |
| 10 |
| M8 | 2 | 13.4 | 14.1 | 0.15 | 15.1 | — | 19.64 | 23.36 | 0.6 | 14 |
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