Standard: YJT 7037
Available sizes: 1.5 to 4 (8 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| 1.5 | 0.6 | 1.9 | 1 | 1.9 | 1.92 | 5.8 | 0.036 | 1.88 | 0.9 |
| 2 | 0.6 | 1.9 | 1.2 | 2.35 | 2.38 | 6.3 | 0.045 | 2.32 | 0.9 |
| 2.2 | 0.6 | 2.1 |
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.
| 1.4 |
| 2.85 |
| 2.89 |
| 7.2 |
| 0.065 |
| 2.81 |
| 0.9 |
| 2.5 | 0.8 | 2.7 | 1.8 | 3.8 | 3.86 | 9.4 | 0.154 | 3.74 | 1.2 |
| 2.8 | 0.8 | 2.9 | 2.2 | 4.75 | 4.825 | 10.8 | 0.2 | 4.675 | 1.3 |
| 3 | 1 | 3.2 | 2.4 | 5.7 | 5.775 | 12.4 | 0.402 | 5.625 | 1.4 |
| 3.5 | 1 | 3.5 | 3 | 7.7 | 7.79 | 15 | 0.524 | 7.61 | 1.4 |
| 4 | 1.2 | 4.7 | 3.5 | 9.65 | 9.74 | 19.4 | 0.944 | 9.56 | 2 |
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