Standard: JIS B 1178
Available sizes: M10 to M24 (5 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|
| M10 | 12 | 40 | 56 | 12.4 | 11.6 | 2 | 32 | 25 |
| M12 | 20 | 58 | 90 | 20.5 | 19.5 | 2.5 | 50 | 40 |
| M16 | 30 | 90 | 140 | 30.6 | 29.4 | 3.5 | 80 | 63 |
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.
| M20 |
| 42 |
| 122 |
| 200 |
| 42.8 |
| 41.2 |
| 4.5 |
| 112 |
| 90 |
| M24 | 48 | 137.5 | 224 | 48.9 | 47.1 | 5 | 125 | 100 |
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