Standard: YJT 9001
Available sizes: 7.5*112 to 7.5*92 (5 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 7.5*112 | 7.65 | 2.7 | 2.8 | 2.75 | 2.55 | 7.35 | 6.7 | 10.82 | 3.2 | 6.3 | 11.8 |
| 7.5*132 | 7.65 | 2.7 | 2.8 | 2.75 | 2.55 | 7.35 | 6.7 | 10.82 | 3.2 | 6.3 | 11.8 |
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.
| 7.5*52 | 7.65 | 2.7 | 2.8 | 2.75 | 2.55 | 7.35 | 6.7 | 10.82 | 3.2 | 6.3 | 11.8 |
| 7.5*72 | 7.65 | 2.7 | 2.8 | 2.75 | 2.55 | 7.35 | 6.7 | 10.82 | 3.2 | 6.3 | 11.8 |
| 7.5*92 | 7.65 | 2.7 | 2.8 | 2.75 | 2.55 | 7.35 | 6.7 | 10.82 | 3.2 | 6.3 | 11.8 |
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