Standard: YJT 7029
Available sizes: 0.156 to 0.5 (7 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.156 | 0.035 | 0.153 | 0.148 | 0.143 | 0.137 | 0.037 | 0.033 | 0.42 | 0.048 | 0.14 | 0.4 |
| 0.188 | 0.042 | 0.278 | 0.272 | 0.253 | 0.247 | 0.044 | 0.04 | 0.63 |
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.
| 0.074 |
| 0.25 |
| 0.588 |
| 0.25 | 0.05 | 0.398 | 0.39 | 0.379 | 0.371 | 0.052 | 0.048 | 0.79 | 0.081 | 0.375 | 0.752 |
| 0.312 | 0.05 | 0.539 | 0.531 | 0.505 | 0.495 | 0.052 | 0.048 | 1.03 | 0.086 | 0.5 | 0.966 |
| 0.375 | 0.078 | 0.87 | 0.86 | 0.818 | 0.806 | 0.081 | 0.075 | 1.51 | 0.115 | 0.812 | 1.415 |
| 0.438 | 0.109 | 1.332 | 1.317 | 1.258 | 1.242 | 0.112 | 0.106 | 2.18 | 0.208 | 1.25 | 2.05 |
| 0.5 | 0.125 | 1.745 | 1.73 | 1.64 | 1.61 | 0.129 | 0.121 | 2.83 | 0.25 | 1.625 | 2.65 |
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