Standard: JB 970 - 1977
Available sizes: 10 to 6 (5 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 18 | 20*2.4 | M27*1.5 | 45 | 21 | 10 | 19 | 32 | 18 | 19 | 27 |
| 14 | 28 | 30*3.1 | M36*2 | 53 | 24 | 20 | 28 | 41 | 28 | 28 | 36 |
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.
| 18 |
| 42 |
| 40*3.1 |
| M52*2 |
| 68 |
| 28 |
| 32 |
| 42 |
| 60 |
| 42 |
| 42 |
| 55 |
| 22 | 50 | 45*3.1 | M60*2 | 76 | 30 | 40 | 50 | 70 | 50 | 50 | 65 |
| 6 | 10 | 11*1.9 | M16*1.5 | 32.5 | 16.5 | 6 | 11 | 19 | 10 | 11 | 17 |
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