Standard: ASME B 18.16
Available sizes: (M10) to M8 (8 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| (M10) | 4.00 | 60.79 | 32.50 | 55.00 | 53.80 | 38.50 | 33.10 | 63.51 | 29.40 |
| M10 | 3.50 | 50.85 | 26.90 | 46.00 | 45.00 | 31.80 | 27.30 | 53.12 | 24.30 |
| M3 |
| 0.60 |
| 6.58 |
| 3.50 |
| 6.00 |
| 5.82 |
| 3.50 |
| 3.00 |
| 6.93 |
| 3.00 |
| M3.5 | 0.80 | 8.79 | 5.30 | 8.00 | 7.78 | 5.30 | 4.80 | 9.24 | 4.80 |
| M4 | 1.25 | 14.38 | 7.10 | 13.00 | 12.73 | 8.00 | 7.14 | 15.01 | 6.44 |
| M5 | 1.50 | 16.64 | 9.70 | 15.00 | 14.73 | 11.20 | 9.60 | 17.32 | 8.70 |
| M6 | 2.00 | 23.35 | 13.20 | 21.00 | 20.67 | 15.40 | 13.40 | 24.25 | 12.10 |
| M8 | 2.50 | 32.95 | 19.00 | 30.00 | 29.16 | 21.80 | 19.00 | 34.64 | 16.90 |
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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