Standard: GB /T 10433
Available sizes: 10 to 8 (4 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 16.4 | 140° | 4.5 | 28.7 | 21 | 15.6 | 29 | 9 | 7.5 | 29.3 | 8 |
| 13 | 22.4 | 140° | 6 | 34.7 | 29 | 21.6 | 35 |
| 11 |
| 9.5 |
| 35.3 |
| 10 |
| 16 | 25.4 | 140° | 7 | 39.7 | 31 | 24.6 | 40 | 13 | 11.5 | 40.3 | 12 |
| 8 | 10.4 | 140° | 2.5 | 17.7 | 13 | 9.6 | 18 | 8 | 6.5 | 18.3 | 7 |
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.
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