70Mn4 | 1.1244 Material Datasheet

Name: 70Mn4 | 1.1244 Metals Materials Datasheet
Creator: Applus+
Published: 2025-04-25
Keywords: 1.1244, 70Mn4, material description, producer/supplier/trade names, cross reference, material compliance, chemical composition, mechanical properties

Material Standard Values

Material Models for Simulation

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Material Description

Material Number	Material Number (single)	Standard	Range of Application	Standard Status	Country	Predecessor	Remark
1.1244 (DIN EN ISO 683-17 : 2023-12)	1.1244	DIN EN ISO 683-17 : 2023-12	Supersedes DIN EN ISO 683-17 : 2015-02	Valid	Germany	70Mn4	70Mn4 is an induction-hardening bearing steel.

Chemical Composition

Al [%]	C [%]	Ca [%]	Cu [%]	Mn [%]	O [%]	P [%]	S [%]	Si [%]	Source
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Mechanical Properties

Semi-finished Product	Condition	Hardness HB \| HBW	Source
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Cross Reference

Material Name	Country	Standard	Source
G70Mn	China	GB/T 28417	DIN EN ISO 683-17
B31700	China	ISC	DIN EN ISO 683-17
70Mn4	Europe	EN ISO 683-17
B42	International	ISO 683-17	DIN EN ISO 683-17 : 2000-04

Producer/Supplier/Trade names

Tradename	Supplier	Source
70Mn4	ArcelorMittal Duisburg GmbH, Duisburg	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
Durapur 1244	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
70Mn4	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
70Mn4	INTERSTAHL Service GmbH, Wetter	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
Durapur 1244	Swiss Steel Deutschland GmbH, Niedereschach	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
70Mn4	Stahlwerk Annahütte Max Aicher GmbH & Co. KG, Hammerau	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

Material Compliance

REACh	RoHS
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70Mn4 (1.1244; DIN EN ISO 683-17 : 2023-12)

Linear-elastic

Temperature [°C]	Young's modulus [GPa]	Poisson's ratio
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Classification

WIAM Material	Source description
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Designation

Designation	Material number	Source
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