Standard: YJT 13011
Available sizes: M10 to M8 (5 sizes)
| Size | P | k_max | k_min | s_max | s_min | k_nominal |
|---|---|---|---|---|---|---|
| M10 | M-L-50 | 50 | 800 | 17 | 15.3 | 23 |
| M12 | M-L-60 | 60 | 900 | 17 | 15.3 | 20-23 |
| M14 | M-L-60 | 60 | 1000 | 22 | 21.5 | 20-23 |
| M16 | M-L-60 | 60 | 1400 | 24 | 21.5 | 20-23 |
| M8 |
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.
| M-L-50 |
| 50 |
| 700 |
| 14 |
| 13.5 |
| 23 |
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.