Standard: JB /T 6013 - 2011
Available sizes: (12) to 8 (6 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| (12) | 30 | 12 | 44 | 33.5 | 54 | 30.4 | 30.79 | 36 | 28 | 35 | 44 |
| 10 | 25 | 12 | 38 | 27.5 | 46 | 25 | 25.33 |
| 32 |
| 24 |
| 30 |
| 36 |
| 3 | 6 | 8 | 18 | 10.2 | 18 | 6.2 | 6.38 | 12 | 7 | 10 | 13 |
| 4 | 10 | 10 | 22 | 14.2 | 24 | 10.2 | 10.42 | 16 | 10 | 14 | 18 |
| 6 | (14) | 10 | 26 | 18.5 | 30 | 14.4 | 14.67 | 20 | 14 | 18 | 24 |
| 8 | 18 | 10 | 32 | 22.5 | 37 | 18.4 | 18.73 | 25 | 17 | 23 | 30 |
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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