Standard: DIN 427 - 1986
Available sizes: M1 to M2 (5 sizes)
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 878 |
| DIN | DIN EN ISO 2342 |
| ISO | ISO 2342 |
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M1 | 0.25 | 0.96 | 0.4 |
| 1.06 |
| 0.2 |
| 1.4 |
| 1.90 |
| 0.4 |
| 0.52 |
| 1.2 |
| 0.26 |
| M1.2 | 0.35 | 1.28 | 0.56 | 1.46 | 0.25 | 1.9 | 2.60 | 0.45 | 0.74 | 1.6 | 0.31 |
| M1.4 | 0.45 | 2 | 0.72 | 2.36 | 0.4 | 3 | 3.90 | 0.6 | 0.95 | 2.5 | 0.46 |
| M1.6 | 0.6 | 2.8 | 0.96 | 3.32 | 0.5 | 4.2 | 5.40 | 0.7 | 1.21 | 3.5 | 0.56 |
| M2 | 0.7 | 3.2 | 1.12 | 3.82 | 0.6 | 4.8 | 6.20 | 0.8 | 1.42 | 4 | 0.66 |
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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