Standard: HG /T 20613
Available sizes: M10 to M20 (4 sizes)
| Size | P | k_max | k_min | s_max | s_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|
| M10 | 1.75 | 18 | 17.73 | 20.03 | 10.8 | 10.37 | 11.93 |
| M12 | 2.5 | 30 | 29.16 | 32.95 | 18 | 16.9 | 51.55 |
| M16 | 3 | 41 | 40 | 45.2 | 23.8 | 22.5 | 132.4 |
| M20 | 3.5 | 50 | 49 |
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.
| 55.37 |
| 28.7 |
| 27.4 |
| 242.8 |
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