Standard: IS 4190 - 1984
Available sizes: M10 to M8 (4 sizes)
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| M10 | 34 | 12.5 | 1 | 13 | 36 | 33.95 | 33.888 | 24 | 34 |
| M12 | 48 | 19 | 2 | 19.6 | 53 | 47.95 | 47.888 | 31 | 48 |
| M16 | 67 | 28 | 3 | 30.3 | 75 |
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.
| 66.94 |
| 66.866 |
| 48 |
| 67 |
| M8 | 24 | 8 | 1 | 7.7 | 25 | 23.96 | 23.908 | 17 | 24 |
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