Standard: YJT 4054
Available sizes: 20 to 35 (5 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 20 | 2.2 | 0.86 | 1.14 | 1.6 | 1 | 4.4 | 0.5 | 2.5 | 0.68 | 0.25 | 2.44 |
| 22 | 3 | 1.26 | 1.61 | 2.1 | 1 | 6 | 0.7 |
| 2.83 |
| 1.15 |
| 0.4 |
| 2.86 |
| 25 | 4 | 1.4 | 1.96 | 2.5 | 2 | 8 | 0.9 | 4.13 | 1.33 | 0.5 | 4.15 |
| 30 | 5 | 2.01 | 2.61 | 3.2 | 2 | 10 | 1.1 | 4.71 | 1.98 | 0.6 | 4.76 |
| 35 | 7 | 2.91 | 3.5 | 4.6 | 3 | 14 | 1.5 | 6.95 | 2.84 | 0.9 | 6.98 |
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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