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37Cr4 | 1.7034 Material Datasheet

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Material Description

Material Number	Material Number (single)	Standard	Range of Application	Standard Status	Country	Predecessor	Successor
1.7034 (DIN EN 10083-3 : 2007-01)	1.7034	DIN EN 10083-3 : 2007-01	DIN EN 10083-3 : 2007-01 replaced by DIN EN ISO 683-2 : 2018-09	Replaced	Germany	37 Cr 4	37Cr4	1)
1) Remark: Steel 37Cr4 is suitable for mean loaded parts and mean heat-treatment sections in vehicle manufacturing, engine and machine engineering. (e.g. transmission shafts, gear wheels, axles).

Chemical Composition

C [%]	Cr [%]	Mn [%]	P [%]	S [%]	Si [%]
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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	Hardness HV
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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)]
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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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Heat Treatment

Heat Treatment	Step	Temperature [°C]	Medium
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Cross Reference

Material Name	Country	Standard
35Cr	China	GB/T 3077	1)
35Cr	China	GB/T 5132	1)
35Cr	China	YB/T 11251	1)
A20352	China		1)
37Cr4	Europe	EN 10083-3
37Cr4	International	ISO 683-2	1)
SCr435	Japan	JIS G 4053	1)
35Ch	Russia	GOST 4543	1)
35Г	Russia	GOST 4543	1)
SCr435H	South Korea	KS D 3754	1)
A29 Grade 5135	USA	ASTM A29	1)
A304 Grade 5135H	USA	ASTM A304	1)
H51350	USA	UNS	1)
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename	Supplier
QS 5137	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Siegen
SCR 435 H	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Siegen
VW 4137	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Siegen
1.7034	H. Kleineberg GmbH, Stelle
1.7034	INOX SERVICE CENTER GmbH, Krefeld
1.7034	INTERSTAHL Service GmbH, Wetter
1.7034	Rosswag GmbH, Pfinztal-Kleinsteinbach
37Cr4	ThyssenKrupp Steel Europe AG, Duisburg
37Cr4	Saarstahl AG, Völklingen
37Cr4	Georgsmarienhütte GmbH, Georgsmarienhütte
37Cr4	Swiss Steel International GmbH, Düsseldorf
37Cr4	Hagenkötter GmbH & Co., Solingen
37Cr4	Platestahl Umformtechnik GmbH, Lüdenscheid
37Cr4	Hermann Stahlschmidt Stahlgesellschaft m. b. H., Willich
37Cr4	Stahlwerk Unna GmbH & Co.KG, Unna
37Cr4	ZAPP AG, Ratingen
37Cr4	Haage Anagramm Technologien GmbH, Mülheim a. d. Ruhr
37Cr4	WDI - Westfälische Drahtindustrie GmbH, Hamm
37Cr4	OVAKO STAHL GmbH, Erkrath
37Cr4	Vallourec Deutschland GmbH, Düsseldorf
37Cr4	Stahlwerk Annahütte Max Aicher GmbH & Co. KG, Hammerau
37Cr4	voestalpine AG, Linz
37Cr4	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach
37Cr4	Tata Steel, IJmuiden
37Cr4	EZM Edelstahlzieherei Mark GmbH, Wetter
37Cr4	ASCOMETAL GmbH, Erkrath
37Cr4	Klöckner & Co SE, Duisburg
37Cr4	Hammerwerk Erft, G. Diederichs GmbH & Co. KG, Bad Münstereifel-Arloff
37Cr4	Swiss Steel AG, Emmenbrücke
37Cr4	ORI MARTIN Deutschland GmbH, Duisburg
37Cr4	pauly STAHLHANDEL, Essen
37Cr4	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Siegen
BGH 7034	BGH Edelstahl Siegen GmbH
Buderus 37Cr4	Buderus Edelstahl GmbH, Wetzlar
DIRO-37Cr4	DIROSTAHL, Remscheid
THYROFORT 37Cr4	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
V500	Stahl Judenburg GmbH, Judenburg

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
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Hardenability (Jominy test)

Condition	Front Distance [mm]	Hardness HRC (+H grade)	Hardness HRC (+HH grade)	Hardness HRC (+HL grade)
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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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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	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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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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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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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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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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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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37Cr4 | 1.7034 Material Datasheet

Material Test Series Values

Material Standard Values

Material Models for Simulation

Material Description

Chemical Composition

Mechanical Properties

Physical Properties

Toughness Data (Impact)

Heat Treatment

Cross Reference

Producer/Supplier/Trade names

Material Compliance

FKM Guideline Fatigue Strength

Hardenability (Jominy test)

37Cr4 (1.7034; DIN EN 10083-3 : 2007-01)

Linear-elastic

Alternating stress

Yield strength

Electrical resistivity

Coefficient thermal expansion

Specific heat

Density

Tensile strength

Thermal conductivity

Classification

Designation

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

Tensile strength

Classification

37Cr4 (quenched and tempered (+QT); drop forging; 0.000-16.000mm)

Yield strength

Tensile strength

Classification

37Cr4 (quenched and tempered (+QT); drop forging; 16.000-40.000mm)

Yield strength

Tensile strength

Classification

37Cr4 (quenched and tempered (+QT); drop forging; 40.000-100.000mm)

Yield strength

Tensile strength

Classification

37Cr4 (quenched and tempered (+QT); wide flat; 0.000-8.000mm)

Yield strength

Tensile strength

Classification

37Cr4 (quenched and tempered (+QT); wide flat; 20.000-60.000mm)

Yield strength

Tensile strength

Classification

37Cr4 (quenched and tempered (+QT); wide flat; 8.000-20.000mm)

Yield strength

Tensile strength

Classification