Standard: ZQ 4214 - 2006
Available sizes: N106 to N98 (8 sizes)
| Size | P | s_max | s_min | k_nominal |
|---|---|---|---|---|
| N106 | 15.3 | 16.4 | 18 | 7 |
| N114 | 17.4 | 18.8 | 21 | 9 |
| N124 | 18.2 | 19.6 | 22 | 9 |
| N49 | 6.4 | 7.1 | 9 | 4 |
| N64 | 8.1 | 9.2 | 11 | 7 |
| N68 | 10.6 |
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.
| 11.6 |
| 14 |
| 7 |
| N81 | 12.4 | 13.4 | 16 | 7 |
| N98 | 14 | 15.1 | 17 | 7 |
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