Standard: JB /T 6013
Available sizes: (12) to 8 (6 sizes)
| Size | P | k_max | s_max | s_min | k_nominal |
|---|---|---|---|---|---|
| (12) | 30 | 2 | M33×2-6g | 54 | 22 |
| 10 | 25 | 1.5 | M27×2(M27×1.5)-6g | 47 | 19 |
| 3 | 6 | 1 | M10×1-6g | 20 | 8 |
| 4 | 10 | 1 | M14×1.5-6g | 25 | 10 |
| 6 | (14) |
| 1.5 |
| M18×1.5-6g |
| 31 |
| 12 |
| 8 | 18 | 1.5 | M22×1.5-6g | 38 | 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.
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