Standard: ASME B 18.6
Available sizes: 0# to 4# (5 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0# | 0.0730 | 0.040 | 0.067 | 0.053 | 0.044 | 64.0 | 0.142 | 0 | 0.067 | 0.130 | 0.005 |
| 1# | 0.0990 | 0.061 | 0.105 | 0.071 | 0.062 | 48.0 | 0.193 |
| 1 |
| 0.105 |
| 0.180 |
| 0.010 |
| 2# | 0.1250 | 0.072 | 0.147 | 0.089 | 0.079 | 40.0 | 0.245 | 2 | 0.152 | 0.231 | 0.015 |
| 3# | 0.1640 | 0.097 | 0.170 | 0.115 | 0.105 | 32.0 | 0.322 | 2 | 0.175 | 0.306 | 0.015 |
| 4# | 0.1900 | 0.113 | 0.185 | 0.133 | 0.122 | 24.0 | 0.373 | 2 | 0.192 | 0.357 | 0.020 |
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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