Standard: ASME B 18.2
Available sizes: M12 to M22 (4 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M12 | 2 | 31.00 | 0.6 | 26.16 | 31.18 | 16.70 | 15.30 | 10.75 | 9.25 | 27.00 | 29.56 |
| M16 | 2.5 | 38.00 | 0.8 | 35.00 | 41.57 | 22.84 | 21.16 |
| 14.90 |
| 13.10 |
| 36.00 |
| 39.55 |
| M20 | 3 | 44.00 | 1.2 | 45.00 | 53.12 | 27.84 | 26.16 | 17.90 | 16.10 | 46.00 | 50.85 |
| M22 | 4 | 56.00 | 1.5 | 58.80 | 69.28 | 37.00 | 35.00 | 23.55 | 21.45 | 60.00 | 66.44 |
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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