Standard: JIS B 1170 - 2011
Available sizes: (M4.5) to M6 (5 sizes)
| Size | P | e | r | k_max | s_min | ds_min | k_nominal |
|---|---|---|---|---|---|---|---|
| (M4.5) | 1 | 4.52 | 4.7 | 6.92 | 7.5 | 5 | 7.14 |
| (M7) | 2 | 12.3 | 12.57 | 18.16 | 19 | 13 | 18.48 |
| M4 | 0.75 | 3.52 | 3.7 | 5.52 | 6 | 4 | 5.7 |
| M5 | 1.25 | 5.92 | 6.14 | 8.92 |
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.
| 9.5 |
| 6.5 |
| 9.14 |
| M6 | 1.75 | 9.42 | 9.64 | 14.3 | 15 | 10 | 14.57 |
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