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Material data sheet

Steel grade

Last revised: Fri, 30 Oct 2020 07:53:27 GMT

General Information

Alloyed case hardening steel for very high strained parts and good toughness at core tensile strength of 700 - 900 MPa. Driving bevel gears, crown wheels, gears, shafts, bolts for automotive and gear components. Suitable for direct hardening. 

Similar designations

20NiCrMo2-2, MoCN206 M, SAE 8620, BS 805H22, 20NCD2, SS2506

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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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.