Standard: GB 119 - 1986
Available sizes: 0.6 to 1.5 (5 sizes)
| Standard Body | Standard Number |
|---|---|
| EN | EN 22338, EN 28734 |
| GB | GB /T 119.1, GB /T 119.2 |
| DIN | DIN EN ISO 2338, DIN EN ISO 8734 |
| ISO | ISO 2338, ISO 8734 |
| Size | P | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.6 | 0.802 | 0.16 | 0.74 | 0.8 | 0.808 | 0.786 | 0.832 | 0.1 | 0.8 | 0.818 |
| 0.8 | 1.202 | 0.25 | 1.14 | 1.2 | 1.208 | 1.186 | 1.232 | 0.16 | 1.2 | 1.218 |
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.
| 1 | 2.002 | 0.35 | 1.94 | 2 | 2.008 | 1.986 | 2.032 | 0.25 | 2 | 2.018 |
| 1.2 | 3.002 | 0.5 | 2.94 | 3 | 3.008 | 2.986 | 3.032 | 0.4 | 3 | 3.018 |
| 1.5 | 5.004 | 0.8 | 4.925 | 5 | 5.012 | 4.982 | 5.041 | 0.63 | 5 | 5.023 |
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