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Variants

Material data sheet

Steel grade

Last revised: Fri, 25 Nov 2022 10:45:16 GMT

General Information

30CrMo4* is a Cr and Mo alloyed quench and tempering steel with low to medium carbon content according to SAE 4130. This grade combine high strength with high toughness. Also suitable for flame or induction hardening.

  • 322D - Is an ingot cast low sulphur steel  
  • 322Q - Is an IQ (isotropic quality) variant 

 

 IQ-Steel® 

IQ-Steel® is an isotropic quality ultra clean steel optimized for high fatigue strength under multi axial loading.

Similar designations

25CrMo4, 34CrMo4

IQ

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

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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.