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C56E2 | 1.1219 Material Datasheet

Material Standard Values

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Material Description

Material Number	Material Name	Material Number (single)	Standard	Scope	Standard Status	Country	Predecessor	Successor	VDA 231-106 classification
1.1219 (DIN EN ISO 683-17 : 2000-04)	C56E2	1.1219	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	Cf 54	C56E2	1.1.1	1)
1) Remark: C56E2 (B40) is an anti-friction bearing steel that can be refined and surface hardened. In the Jominy test it reaches surface hardnesses of approximately 64 HRC. It is used for discs and anti-friction bearing parts of larger dimensions.

Chemical Composition

Al [%]	C [%]	Cu [%]	Mn [%]	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]	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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Heat Treatment

Heat Treatment	Step	Temperature [°C]	Medium
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Cross Reference

Material Name	Country	Standard
B40	USA	ASTM A 866
B40	International	ISO 683-17

Producer/Supplier/Trade names

Tradename	Supplier
Cf 54	Saarstahl AG, Völklingen
Cf 54	DIROSTAHL, Remscheid
Cf 54	BGH Edelstahl Siegen GmbH
Cf 54	Platestahl Umformtechnik GmbH, Lüdenscheid
Cf 54	Stahlwerk Unna GmbH & Co.KG, Unna
Cf 54	Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
Cf 54	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach