Standard: YJT 7019
Available sizes: 1.375 to 1.75 (7 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.375 | 0.05 | 0.133 | 0.185 | 0.038 | 0.036 | 0.052 | 0.048 | 1.685 | 1.64 | 0.037 | 1.66 |
| 1.5 | 0.062 | 0.16 | 0.229 | 0.05 | 0.048 | 0.065 | 0.059 |
| 1.839 |
| 1.779 |
| 0.049 |
| 1.804 |
| 1.562 | 0.062 | 0.17 | 0.229 | 0.047 | 0.045 | 0.065 | 0.059 | 1.909 | 1.849 | 0.046 | 1.874 |
| 1.625 | 0.062 | 0.17 | 0.239 | 0.047 | 0.045 | 0.065 | 0.059 | 2.047 | 1.987 | 0.046 | 2.012 |
| 1.653 | 0.062 | 0.17 | 0.239 | 0.047 | 0.045 | 0.065 | 0.059 | 2.107 | 2.047 | 0.046 | 2.072 |
| 1.688 | 0.062 | 0.17 | 0.245 | 0.045 | 0.043 | 0.065 | 0.059 | 2.245 | 2.185 | 0.044 | 2.21 |
| 1.75 | 0.078 | 0.195 | 0.265 | 0.0615 | 0.0585 | 0.081 | 0.075 | 2.39 | 2.32 | 0.06 | 2.35 |
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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