Standard: GB /T 16674.2
Available sizes: M10 to M8 (3 sizes)
| Standard Body | Standard Number |
|---|---|
| EN | EN 14219R |
| GB | GB /T 16674.2 |
| ISO | ISO 15072 |
| JIS | JIS B 1189ISO 15072 |
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M10 |
| 1.5 |
| 19.86 |
| 13.73 |
| 28.6 |
| 12.9 |
| / |
| 34 |
| 17.73 |
| 14 |
| 40 |
| 18 |
| M12 | 1.5 | 23.15 | 15.73 | 32.8 | 15.2 | / | 38 | 20.67 | 16 | 44 | 21 |
| M8 | 1 | 14.26 | 9.78 | 20.8 | 9.7 | 1.25 | 26 | 12.73 | 10 | 32 | 13 |
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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