Standard: CB /T 3818
Available sizes: M10 to M8 (7 sizes)
| Size | P | k_max | k_min | s_max | s_min | k_nominal |
|---|---|---|---|---|---|---|
| M10 | 22 | 525 | 1.8 | 16 | 34 | 335 |
| M12 | 27 | 605 | 3.1 | 20 | 41 | 420 |
| M14 | 32 | 720 | 5.8 | 26 | 52 | 505 |
| M16 | 44 | 880 | 11.4 | 32 | 69 | 635 |
| M18 |
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.
| 49 |
| 900 |
| 14.1 |
| 38 |
| 73 |
| 650 |
| M6 | 12 | 325 | 0.4 | 8 | 20 | 210 |
| M8 | 16 | 420 | 0.9 | 12 | 27 | 280 |
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