Standard: GB /T 6177.2 - 2000
Available sizes: (M10) to M8 (4 sizes)
| Standard Body | Standard Number |
|---|---|
| EN | EN 14218 |
| GB | GB /T 6177.2 |
| ISO | ISO 10663 |
| Size | P | k_max | k_min | s_max | s_min | ds_max | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|
| (M10) | 1.25 | 11.57 | 18 | 26 | 20.03 | 16.15 | 12 |
| 17.73 |
| M10 | 1.5 | 13.3 | 21 | 29.9 | 23.36 | 25.11 | 14 | 20.67 |
| M12 | 1.5 | 18.7 | 30 | 42.8 | 32.95 | 68.09 | 20 | 29.16 |
| M8 | 1 | 9.64 | 15 | 21.8 | 16.64 | 9.28 | 10 | 14.73 |
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.
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