Standard: HG /T 21629
Available sizes: 1 to 3/4 (5 sizes)
| Size | P | k_max | k_min | s_max | s_min | k_nominal |
|---|---|---|---|---|---|---|
| 1 | 7460 | 45 | 19 | M10 | 72 | 60 |
| 1-1/2 | 20600 | 70 | 90 | M16 | 160 | 115 |
| 1-1/4 | 10990 | 55 | 35 | M12 | 104 | 80 |
| 1/2 | 4710 | 38 | 8 | M8 | 37 | 40 |
| 3/4 |
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.
| 7460 |
| 45 |
| 16 |
| M10 |
| 54 |
| 55 |
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