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20MnB4 | 1.5525 Material Datasheet

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Material Description

Material Number	Material Number (single)	Standard	Scope	Standard Status	Country	VDA 231-106 classification
1.5525 (DIN EN 10269 : 2014-02)	1.5525	DIN EN 10269 : 2014-02	Supersedes DIN EN 10269 : 2006-07	Valid	Germany	1.1	1)
1) Remark: Quenched and tempered steel for fasteners with specified elevated and/or low temperature properties

Chemical Composition

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

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Tensile Strength [MPa]	Yield Strength (0.2% offset) [MPa]	Elongation A [%]	Reduction of Area [%]
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Physical Properties

Temperature [°C]	Density [g/cm³]
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Toughness Data (Impact)

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Specimen Shape	Specimen Direction	Notch Impact Energy [J]
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Cross Reference

Material Name	Country	Standard
ML20MnB	China	GB/T 28906	1)
A71204	China	GB/T 28906	1)
20MnB4	Europe	EN 10269
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename	Supplier
20MnB4	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Siegen
20MnB4	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach
20MnB4	Saarstahl AG, Völklingen
20MnB4	Swiss Steel AG, Emmenbrücke

Material Compliance

REACh	RoHS
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Linear-elastic

Temperature [°C]	Young's modulus [GPa]	Bulk modulus [GPa]	Shear modulus [GPa]	Poisson's ratio
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Alternating stress

Temperature [°C]	Stress ratio	Mean stress [MPa]	Alternating stress [MPa]	Cycles
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Yield strength

Temperature [°C]	0.1% Proof strength [MPa]	0.2% Proof strength [MPa]	Yield strength [MPa]
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Density

Temperature [°C]	Density [g/cm³]
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Tensile strength

Temperature [°C]	Tensile strength [MPa]
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Classification

WIAM Material	Treatment	Semi-finished product	Dimension [mm]	Load type	Failure criteria	Rolling direction	Maximum stress [MPa]	Strain at maximum stress [%]	Source description
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Designation

Designation	Material number	Source
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Tensile strength

Temperature [°C]	Tensile strength [MPa]
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Classification

WIAM Material	Treatment	Semi-finished product	Dimension [mm]	Load type	Failure criteria	Rolling direction	Maximum stress [MPa]	Strain at maximum stress [%]	Source description
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Yield strength

Temperature [°C]	0.1% Proof strength [MPa]	0.2% Proof strength [MPa]	Yield strength [MPa]
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Tensile strength

Temperature [°C]	Tensile strength [MPa]
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Classification

WIAM Material	Treatment	Semi-finished product	Dimension [mm]	Load type	Failure criteria	Rolling direction	Maximum stress [MPa]	Strain at maximum stress [%]	Source description
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