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20MnCrS5 | 1.7149 Material Datasheet

Material Test Series Values
Material Standard Values

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Material Description

Material Number	Material Number (single)	Standard	Scope	Standard Status	Country	Predecessor	VDA 231-106 classification
1.7149 (DIN EN ISO 683-7 : 2025-02)	1.7149	DIN EN ISO 683-7 : 2025-02	Supersedes DIN EN 10277 : 2018-09	Valid	Germany	20MnCrS5	1.1	1)
1) Remark: The alloy case-hardening steel will be delivered as levelled and bright steel sheared to length in the drawn, peeled or grinded condition.

Chemical Composition

C [%]	Cr [%]	Cu [%]	Mn [%]	P [%]	S [%]	Si [%]
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Mechanical Properties

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Hardness HB \| HBW
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Physical Properties

Temperature [°C]	Density [g/cm³]	Young's Modulus [GPa]	Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1]	Differential Coefficient of Thermal Expansion [10^-6*K^-1]	Thermal Conductivity [W/(m*K)]	Thermal Diffusivity [10^-6 m²/s]	Specific Electrical Resistance [µΩm]	Mean Specific Heat Capacity [kJ/(kg*K)]	True Specific Heat Capacity [kJ/(kg*K)]
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Cross Reference

Material Name	Country	Standard
20MnCrS5	Europe	EN ISO 683-7
20MnCrS5	International	ISO 683-7
A108 Grade 4820	USA	ASTM A108	1)
4820	USA	SAE	1)
G48200	USA	UNS	1)
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename	Supplier
20MnCrS5	Andernach & Bleck GmbH & Co. KG, Hagen
20MnCrS5	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach
20MnCrS5	KSM Stahl GmbH, Empfingen
20MnCrS5	LSV Lech-Stahl Veredelung GmbH, Landsberg am Lech
20MnCrS5	Swiss Steel AG, Emmenbrücke
20MnCrS5	ThyssenKrupp Schulte GmbH, Essen