Standard: DIN 3869 - 1994
Available sizes: 10 to 20 (7 sizes)
| Size | P | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 | M12×1.5 | 0.8 | 9.6 | 14.4 | / | 9.8 | 14.2 | 1.5 | 10 | 14.6 |
| 12 | M16×1.5 | 0.8 | 13.6 | 18.9 | / | 13.8 | 18.7 | 1.5 | 14 | 19.1 |
| 14 | M18×1.5 | 0.8 |
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.
| 15.5 |
| 20.9 |
| / |
| 15.7 |
| 20.7 |
| 1.5 |
| 15.9 |
| 21.1 |
| 16 | / | 0.8 | 18.3 | 23.9 | G1/2A | 18.5 | 23.7 | 1.5 | 18.7 | 24.1 |
| 17 | M26×1.5 | 0.8 | — | 29.2 | G3/4A | 23.9 | — | 1.5 | — | — |
| 18 | M33×2 | 1 | 29.4 | 35.7 | G1A | 29.7 | 35.4 | 2 | 30 | 36 |
| 20 | M48×2 | 1 | 44.4 | 50.7 | G1-1/2A | 44.7 | 50.4 | 2 | 45 | 51 |
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