Standard: ISO 13918
Available sizes: M10 to M8 (4 sizes)
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 902.2(RD) |
| ISO | ISO 13918(RD) |
| Size | P | k_max | s_max | s_min | k_nominal |
|---|---|---|---|---|---|
| M10 | 16.5 | L+3.9 | 23 | 6 | 9\13* |
| M12 | 20 | L+4.7 | 28 | 7 | 12\15* |
| M6 | 6.2 |
| L+2.2 |
| 9 |
| 2.5 |
| 4 |
| M8 | 9.5 | L+2.8 | 13.5 | 4 | 6 |
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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