Standard: ZQ 4323 - 2006
Available sizes: M100 to M90 (5 sizes)
| Size | P | e | r | k_max | k_min | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| M100 | 6 | 100 | 32 | 167 | 160 | 345 | 214.1 | 254.70 | 2 | 159 |
| M72 | 6 | 48 | 16 | 83 | 76 | 177 | 102.1 | 121.81 | 1 | 75.26 |
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.
| M76 |
| 6 |
| 57 |
| 18 |
| 97 |
| 90 |
| 205 |
| 121.1 |
| 144.08 |
| 2 |
| 89.13 |
| M80 | 6 | 69 | 22 | 117 | 110 | 245 | 144.9 | 172.32 | 2 | 109.13 |
| M90 | 6 | 88 | 28 | 147 | 140 | 305 | 185.6 | 220.80 | 2 | 139 |
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