37Cr4 | 1.7034 Material Datasheet

Material Test Series Values

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	Remark
1.7034 (DIN EN 10277 : 2018-09)	1.7034	DIN EN 10277 : 2018-09	Supersedes DIN EN 10277-5 : 2008-06	Valid	Germany	Steel 37Cr4 is applicable for medium loaded parts and medium heat-treatment cross sections in vehicle manufacturing, engine and machine engineering. (e.g. transmission shafts, gear wheels, axles).

Chemical Composition

C [%]	Cr [%]	Cu [%]	Mn [%]	P [%]	S [%]	Si [%]	Source
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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 [%]	Hardness HB \| HBW	Source
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Physical Properties

Temperature [°C]	Density [g/cm³]	Young's Modulus [GPa]	Shear Modulus [GPa]	Poisson's Ratio	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)]	Source	Remark
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Young's Modulus [GPa] vs Temperature [°C]

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Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] vs Temperature [°C]

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Differential Coefficient of Thermal Expansion [10^-6*K^-1] vs Temperature [°C]

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Toughness Data (Impact)

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

Material Name	Country	Standard	Source
35Cr	China	GB/T 3077	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
35Cr	China	GB/T 5132	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
35Cr	China	YB/T 11251	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
A20352	China	ISC	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
37Cr4	Europe	EN 10277
1.7034	Europe	EN 10083-3	EN ISO 683-2 : 2018-06
37Cr4	Europe	EN 10083-3	EN ISO 683-2 : 2018-06
37Cr4	Europe	EN ISO 683-2
37Cr4	International	ISO 683-2
SCr435	Japan	JIS G 4053	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
35Ch	Russia	GOST 4543	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
35Г	Russia	ГОСТ 4543	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
SCr435H	South Korea	KS D 3754	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
A29 Grade 5135	USA	ASTM A29	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
A304 Grade 5135H	USA	ASTM A304	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
H51350	USA	UNS	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename	Supplier
37Cr4	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach
37Cr4	INTERSTAHL Service GmbH, Wetter
37Cr4	Klöckner Stahl- und Metallhandel GmbH, Bremen
37Cr4	pauly STAHLHANDEL, Essen
37Cr4	Salzgitter Mannesmann Stahlhandel GmbH, Düsseldorf
37Cr4	Swiss Steel International GmbH, Düsseldorf
37Cr4	ThyssenKrupp Schulte GmbH, Essen

Material Compliance

REACh	RoHS
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FKM Guideline Fatigue Strength

Semi-finished Product	Condition	Nominal Size [mm]	Tensile Strength [MPa]	Yield Strength [MPa]	Fatigue Limit under rev. Tension-Compression Stresses [MPa]	Fatigue Strength under pulsating Tensile Stresses [MPa]	Bending Fatigue Strength [MPa]	Shear Fatigue Strength [MPa]	Torsion Fatigue Strength [MPa]	Constant a for size factor Kd for yield stress Rp	Constant a for size factor Kd for tensile strength Rm	Source	Remark
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37Cr4 (1.7034; DIN EN 10277 : 2018-09)

Linear-elastic

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

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

Temperature [°C]	0.2% Proof strength [MPa]
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Electrical resistivity

Temperature [°C]	Specific electrical resistance [µΩm]
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Coefficient thermal expansion

Related Temperature [°C]	Temperature [°C]	Coefficient thermal expansion [10^-6*K^-1]
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Specific heat

Temperature [°C]	Specific heat [kJ/(kg*K)]
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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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Thermal conductivity

Temperature [°C]	Thermal conductivity [W/(m*K)]
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Classification

WIAM Material	Source description
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Designation

Designation	Material number	Source
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37Cr4 (quenched and tempered and turned (+QT+SH); bright steel; 16.000-40.000mm)

Yield strength

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

Temperature [°C]	Tensile strength [MPa]
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Classification

Treatment	Semi-finished product	Dimension [mm]	Source description
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37Cr4 (quenched and tempered and turned (+QT+SH); bright steel; 40.000-100.000mm)

Yield strength

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

Temperature [°C]	Tensile strength [MPa]
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Classification

Treatment	Semi-finished product	Dimension [mm]	Source description
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37Cr4 (cold drawn and quenched and tempered (+C+QT); bright steel; 16.000-40.000mm)

Yield strength

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

Temperature [°C]	Tensile strength [MPa]
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Classification

Treatment	Semi-finished product	Dimension [mm]	Source description
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37Cr4 (cold drawn and quenched and tempered (+C+QT); bright steel; 40.000-100.000mm)

Yield strength

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

Temperature [°C]	Tensile strength [MPa]
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Classification

Treatment	Semi-finished product	Dimension [mm]	Source description
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37Cr4 (quenched and tempered (+QT); bar; 16.000mm)

Tensile strength

Temperature [°C]	Tensile strength [MPa]
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Classification

Treatment	Semi-finished product	Dimension [mm]	Source description
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37Cr4 | 1.7034 Material Datasheet

Material Test Series Values

Material Standard Values

Material Models for Simulation

Material Description

Chemical Composition

Mechanical Properties

Physical Properties

Young's Modulus [GPa] vs Temperature [°C]

Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] vs Temperature [°C]

Differential Coefficient of Thermal Expansion [10^-6*K^-1] vs Temperature [°C]

Toughness Data (Impact)

Cross Reference

Producer/Supplier/Trade names

Material Compliance

FKM Guideline Fatigue Strength

37Cr4 (1.7034; DIN EN 10277 : 2018-09)

Linear-elastic

Alternating stress

Yield strength

Electrical resistivity

Coefficient thermal expansion

Specific heat

Density

Tensile strength

Thermal conductivity

Classification

Designation

37Cr4 (quenched and tempered and turned (+QT+SH); bright steel; 16.000-40.000mm)

Yield strength

Tensile strength

Classification

37Cr4 (quenched and tempered and turned (+QT+SH); bright steel; 40.000-100.000mm)

Yield strength

Tensile strength

Classification

37Cr4 (cold drawn and quenched and tempered (+C+QT); bright steel; 16.000-40.000mm)

Yield strength

Tensile strength

Classification

37Cr4 (cold drawn and quenched and tempered (+C+QT); bright steel; 40.000-100.000mm)

Yield strength

Tensile strength

Classification

37Cr4 (quenched and tempered (+QT); bar; 16.000mm)

Tensile strength

Classification

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