Standard: ANSI B 18.1
Available sizes: (Φ1) to Φ2 (5 sizes)
| Size | P | k_max | s_max | s_min | k_nominal |
|---|---|---|---|---|---|
| (Φ1) | 1.25 | 0.51 | 1.15 | 2.31 | 2.03 |
| (Φ1.2) | 1.65 | 0.68 | 1.52 | 3.06 | 2.72 |
| (Φ1.4) | 2.55 | 1.06 | 2.42 | 4.75 | 4.25 |
| Φ1.6 | 3.56 | 1.49 | 3.40 | 6.64 | 5.96 |
| Φ2 |
| 4.06 |
| 1.70 |
| 3.90 |
| 7.58 |
| 6.82 |
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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