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43CrMo4 | 1.3563 Material Datasheet

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Material Description

Material Number	Material Name	Material Number (single)	Standard	Scope	Standard Status	Country	Predecessor	Successor	VDA 231-106 classification
1.3563 (DIN EN ISO 683-17 : 2000-04)	43CrMo4	1.3563	DIN EN ISO 683-17 : 2000-04	DIN EN ISO 683-17 : 2000-04 replaced by DIN EN ISO 683-17 : 2015-02	Replaced	Germany	43 CrMo 4	43CrMo4	1.1.1	1)
1) Remark: 43CrMo4 (B43) is an anti-friction bearing steel that can be refined and induction hardened. In the Jominy test it reaches surface hardnesses of approximately 61 HRC. It is used for discs and anti-friction bearing parts of larger dimensions.

Chemical Composition

Al [%]	C [%]	Cr [%]	Cu [%]	Mn [%]	Mo [%]	O [%]	P [%]	S [%]	Si [%]	Remainder
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Material Compliance

REACh	RoHS
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Mechanical Properties

Semi-finished Product	Condition	Hardness HB \| HBW
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Physical Properties

Temperature [°C]	Density [g/cm³]	Young's 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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Hardenability (Jominy test)

Condition	Front Distance [mm]	Hardness HRC
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Fracture Toughness

Temperature [°C]	Yield Strength [MPa]	Plane-Strain Fracture Toughness KIc [MPa*m^½]
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Heat Treatment

Heat Treatment	Step	Temperature [°C]	Medium
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Cross Reference

Material Name	Country	Standard
SCM440	Japan
B43	USA	ASTM A 866
B43	International	ISO 683-17

Producer/Supplier/Trade names

Tradename	Supplier
43 CrMo 4	Hoesch Hohenlimburg GmbH, Hagen
43 CrMo 4	Georgsmarienhütte GmbH, Georgsmarienhütte
43 CrMo 4	Stahlwerk Unna GmbH & Co.KG, Unna
43 CrMo 4	C.D. Wälzholz GmbH & Co. KG, Hagen
43 CrMo 4	Schmiedewerke Gröditz GmbH, Gröditz
43 CrMo 4	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach
43 CrMo 4	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
BGH 3563	BGH Edelstahl Siegen GmbH
DIRO-43 CrMo 4	DIROSTAHL, Remscheid

Linear-elastic

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