Standard: DL /T 764.4 - 2002
Available sizes: M10 to M18 (5 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M10 | 1.75 | 18 | 7.32 | 12 | 11.73 | 30 | 36 | 7.5 | 7.68 | 49 | 20.03 |
| M12 | 2 | 24 | 9.82 | 16 | 15.73 | 38 | 44 |
| 10 |
| 10.18 |
| 57 |
| 26.75 |
| M14 | 2.5 | 30 | 12.285 | 20 | 19.67 | 46 | 52 | 12.5 | 12.715 | 65 | 33.53 |
| M16 | 3 | 36 | 14.785 | 24 | 23.67 | 54 | 60 | 15 | 15.215 | 73 | 39.98 |
| M18 | 3.5 | 46 | — | 30 | — | 66 | 72 | 18.7 | — | 85 | — |
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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