General Information
Grade Ovako 322A and 322D are Cr and Mo alloyed quench and tempering steel with low carbon content. The steel combine high strength with high toughness.
- Variant 322A correspond to the EN grade 25CrMo4.
- Variant 322D corresponds to SAE 4130 / 30CrMo4*. Suitable for flame or induction hardening.
- Variant 6014 is EN grade 25CrMo4 M-steel
Delivered as rolled, soft annealed normalized or quench and tempered. Weldable under certain conditions.
For additional Heat Treatment Data, please visit the Heat Treatment Guide.
* Designation followed by "*" is not an official EN standard grade but named according to the rules in EN 10027.
Similar designations
9224 - 27CrMo4-2, 30CrMo4*, 30CrMo4, SS2225, 4130
Other properties (typical values)
Youngs module (GPa) | Poisson´s ratio (-) | Shear module (GPa) | Density (kg/m3) |
210 |
0.3 |
80 |
7800 |
Average CTE 20-300°C (µm/m°K) | Specific heat capacity 50/100°C (J/kg°K) | Thermal conductivity Ambient temperature (W/m°K) | Electrical resistivityAmbient temperature (µΩm) |
12 |
460 - 480 |
40 - 45 |
0.20 - 0.25 |
Disclaimer
The information in this document is for illustrative purposes only. The data and examples are only general recommendations and not a warranty or a guarantee. The suitability of a product for a specific application can be confirmed only by Ovako once given the actual conditions.The purchaser of an Ovako product has the responsibility to ascertain and control the applicability of the products before using them. Continuous development may necessitate changes in technical data without notice. This document is only valid for Ovako material. Other material, covering the same international specifications, does not necessarily comply with the properties presented in this document.