37CrS4 | 1.7038 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	Predecessor	Remark
1.7038 (DIN EN ISO 683-2 : 2018-09)	1.7038	DIN EN ISO 683-2 : 2018-09	Supersedes DIN EN 10083-3 : 2007-01	Valid	Germany	37CrS4	Steel 37CrS4 is applicable for medium loaded components at mean heat-treatment cross sections as well as improved workability in vehicle manufacturing, engine and machine engineering (e.g. gear wheels, transmission shafts, 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 [MPa]	Elongation A [%]	Reduction of Area [%]	Hardness HB \| HBW	Hardness HRC	Source	Remark
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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)

Condition	Nominal Size [mm]	Temperature [°C]	Specimen Shape	Specimen Direction	Notch Impact Energy [J]	Source
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Heat Treatment

Heat Treatment	Step	Temperature [°C]	Holding Time [h]	Medium	Source
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Cross Reference

Material Name	Country	Standard	Source
1.7038	Europe	EN 10083-3	EN ISO 683-2 : 2018-06
37CrS4	Europe	EN 10083-3	EN ISO 683-2 : 2018-06
37CrS4	Europe	EN ISO 683-2
37CrS4	International	ISO 683-2
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
A434 Grade 5135	USA	ASTM A434	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
H51350	USA	UNS	Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename	Supplier
37CrS4	ASCOMETAL GmbH, Erkrath
BGH 7038	BGH Edelstahl Siegen GmbH
Buderus 37CrS4	Buderus Edelstahl GmbH, Wetzlar
37CrS4	Tata Steel, IJmuiden
DIRO-37CrS4	DIROSTAHL, Remscheid
37CrS4	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Siegen
THYROFORT 37CrS4	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
37CrS4	EZM Edelstahlzieherei Mark GmbH, Wetter
37CrS4	Georgsmarienhütte GmbH, Georgsmarienhütte
37CrS4	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach
37CrS4	Hammerwerk Erft, G. Diederichs GmbH & Co. KG, Bad Münstereifel-Arloff
37CrS4	Hermann Stahlschmidt Stahlgesellschaft m. b. H., Willich
37CrS4	Klöckner & Co SE, Duisburg
37CrS4	ORI MARTIN Deutschland GmbH, Duisburg
37CrS4	OVAKO STAHL GmbH, Erkrath
Plate 37CrS4	Platestahl Umformtechnik GmbH, Lüdenscheid
37CrS4	Swiss Steel International GmbH, Düsseldorf
37CrS4	Saarstahl AG, Völklingen
V500	Stahl Judenburg GmbH, Judenburg
37CrS4	Stahlwerk Annahütte Max Aicher GmbH & Co. KG, Hammerau
37CrS4	Stahlwerk Unna GmbH & Co.KG, Unna
37CrS4	Swiss Steel AG, Emmenbrücke
37CrS4	Vallourec Deutschland GmbH, Düsseldorf
37CrS4	pauly STAHLHANDEL, Essen
37CrS4	voestalpine AG, Linz

Material Compliance

REACh	RoHS
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FKM Guideline Fatigue Strength

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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Hardenability (Jominy test)

Condition	Front Distance [mm]	Hardness HRC (+H grade)	Hardness HRC (+HH grade)	Hardness HRC (+HL grade)	Source
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37CrS4 (1.7038; DIN EN ISO 683-2 : 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]	Yield 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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37CrS4 (quenched and tempered (+QT); wide flat; 0.000-8.000mm)

Yield strength

Temperature [°C]	Yield 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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37CrS4 (quenched and tempered (+QT); wide flat; 8.000-20.000mm)

Yield strength

Temperature [°C]	Yield 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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37CrS4 (quenched and tempered (+QT); wide flat; 20.000-60.000mm)

Yield strength

Temperature [°C]	Yield 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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37CrS4 (quenched and tempered (+QT); drop forging; 0.000-16.000mm)

Yield strength

Temperature [°C]	Yield 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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37CrS4 (quenched and tempered (+QT); drop forging; 16.000-40.000mm)

Yield strength

Temperature [°C]	Yield 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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37CrS4 (quenched and tempered (+QT); drop forging; 40.000-100.000mm)

Yield strength

Temperature [°C]	Yield 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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37CrS4 (quenched and tempered (+QT); 16.000mm)

Tensile strength

Temperature [°C]	Tensile strength [MPa]
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Classification

Treatment	Dimension [mm]	Source description
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37CrS4 | 1.7038 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)

Heat Treatment

Cross Reference

Producer/Supplier/Trade names

Material Compliance

FKM Guideline Fatigue Strength

Hardenability (Jominy test)

37CrS4 (1.7038; DIN EN ISO 683-2 : 2018-09)

Linear-elastic

Alternating stress

Yield strength

Electrical resistivity

Coefficient thermal expansion

Specific heat

Density

Tensile strength

Thermal conductivity

Classification

Designation

37CrS4 (quenched and tempered (+QT); wide flat; 0.000-8.000mm)

Yield strength

Tensile strength

Classification

37CrS4 (quenched and tempered (+QT); wide flat; 8.000-20.000mm)

Yield strength

Tensile strength

Classification

37CrS4 (quenched and tempered (+QT); wide flat; 20.000-60.000mm)

Yield strength

Tensile strength

Classification

37CrS4 (quenched and tempered (+QT); drop forging; 0.000-16.000mm)

Yield strength

Tensile strength

Classification

37CrS4 (quenched and tempered (+QT); drop forging; 16.000-40.000mm)

Yield strength

Tensile strength

Classification

37CrS4 (quenched and tempered (+QT); drop forging; 40.000-100.000mm)

Yield strength

Tensile strength

Classification

37CrS4 (quenched and tempered (+QT); 16.000mm)

Tensile strength

Classification

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