Standard: ASME B 18.8
Available sizes: (5/64) to 3/64 (5 sizes)
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 91 |
| DIN | DIN EN ISO 1234 |
| ISO | ISO 1234 |
| UNI | UNI 1336 |
| Size | P | k_max | k_min | s_max | s_min | k_nominal |
|---|---|---|---|---|---|---|
| (5/64) | 0.138 | 0.28 | 0.06 | 0.13 | 0.134 | 0.104 |
| 1/16 | 0.107 | 0.22 | 0.05 | 0.1 | 0.104 | 0.08 |
| 1/32 | 0.05 | 0.09 | 0.02 | 0.044 | 0.048 | 0.035 |
| 3/32 | 0.154 | 0.31 | 0.07 | 0.146 |
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.
| 0.15 |
| 0.116 |
| 3/64 | 0.079 | 0.16 | 0.04 | 0.072 | 0.076 | 0.057 |
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