C40 | 1.0511 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
1.0511 (DIN EN 10250-2 : 2022-07)	1.0511	DIN EN 10250-2 : 2022-07	Supersedes DIN EN 10250-2 : 1999-12	Valid	Germany	C40	Non-alloy open die steel forgings for general engineering purposes.

Chemical Composition

C [%]	Cr [%]	Mn [%]	Mo [%]	Ni [%]	P [%]	S [%]	Si [%]	Cr+Mo+Ni [%]	Source
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Mechanical Properties

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Specimen Direction	Tensile Strength [MPa]	Yield Strength [MPa]	Elongation A [%]	Source
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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)]	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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Heat Treatment

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

Material Name	Country	Standard	Source
S1040	Australia	AS 1448	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
40	China	GB/T 699	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
U20402	China	GB/T 699	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
C40	Europe	EN 10250-2
40	Russia	GOST 1050	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
A521 Grade 1040	USA	ASTM A521	Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008
1040	USA	SAE	Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008
G10400	USA	UNS	Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008

Producer/Supplier/Trade names

Tradename	Supplier	Source
C40	DIROSTAHL, Remscheid	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
C40	Hammerwerk Erft, G. Diederichs GmbH & Co. KG, Bad Münstereifel-Arloff	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
C40	Schmiedewerke Gröditz GmbH, Gröditz	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
C40	Salzgitter Mannesmann Stahlhandel GmbH, Düsseldorf	Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

Material Compliance

REACh	RoHS
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C40 (1.0511; DIN EN 10250-2 : 2022-07)

Linear-elastic

Temperature [°C]	Young's 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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C40 (normalized or normalized and tempered (+N or +NT); hammer forging; 0.000-100.000mm)

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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C40 (normalized or normalized and tempered (+N or +NT); hammer forging; 100.000-250.000mm)

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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C40 | 1.0511 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]

Heat Treatment

Cross Reference

Producer/Supplier/Trade names

Material Compliance

C40 (1.0511; DIN EN 10250-2 : 2022-07)

Linear-elastic

Alternating stress

Yield strength

Electrical resistivity

Coefficient thermal expansion

Specific heat

Density

Tensile strength

Thermal conductivity

Classification

Designation

C40 (normalized or normalized and tempered (+N or +NT); hammer forging; 0.000-100.000mm)

Yield strength

Tensile strength

Classification

C40 (normalized or normalized and tempered (+N or +NT); hammer forging; 100.000-250.000mm)

Yield strength

Tensile strength

Classification

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