Standard: GB /T 16922
Available sizes: 10 to 8 (8 sizes)
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 16922 |
| DIN | DIN 6884 |
| ISO | ISO 2492(G) |
| Size | P | k_max | k_min | s_max | s_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|
| 10 | 14 | 10 | 0.4 | 13.957 | 6 | 5.925 | 0.6 |
| 12 | 18 | 11 | 0.6 | 17.957 | 7 | 6.91 | 0.8 |
| 14 | 22 | 14 | 0.6 | 21.948 | 9 | 8.91 | 0.8 |
| 16 |
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.
| 28 |
| 16 |
| 0.6 |
| 27.948 |
| 10 |
| 9.91 |
| 0.8 |
| 18 | 36 | 20 | 1 | 35.938 | 12 | 11.89 | 1.2 |
| 20 | 45 | 25 | 1 | 44.938 | 16 | 15.89 | 1.2 |
| 22 | 50 | 28 | 1 | 49.938 | 18 | 17.89 | 1.2 |
| 8 | 10 | 10 | 0.4 | 9.964 | 6 | 5.925 | 0.6 |
© 2026 Ningbo Ruixi Metal Surface Technology Co., Ltd.. All rights reserved.