CuNi2Si | CW111C Material Datasheet

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
CW111C (DIN EN 12449 : 2023-08)	CW111C	DIN EN 12449 : 2023-08	Supersedes DIN EN 12449 : 2019-12	Valid	Germany	CuNi2Si	Seamless, round tubes from low alloy copper for general purposes.

Chemical Composition

Fe [%]	Mn [%]	Ni [%]	Pb [%]	Si [%]	Source	Remark
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Mechanical Properties

Semi-finished Product	Condition	Strength Abbrevation	Nominal Size [mm]	Temperature [°C]	Tensile Strength [MPa]	Yield Strength (0.2% offset) [MPa]	Elongation A [%]	Hardness HB \| HBW	Hardness HV	Source
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Physical Properties

Condition	Temperature [°C]	Density [g/cm³]	Young's Modulus [GPa]	Poisson's Ratio	Mean Coefficient of Thermal Expansion [10^-6*K^-1]	Thermal Conductivity [W/(m*K)]	Mean Specific Heat Capacity [kJ/(kg*K)]	Electric Conductivity [MS/m]	Specific Electric Conductivity [% IACS]	Source
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Young's Modulus [GPa] vs Temperature [°C]

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Cross Reference

Material Name	Country	Standard	Source
CuNi2Si	Europe	EN 12449
C18000	USA	UNS	Deutsches Kupferinstitut Berufsverband e.V., Düsseldorf
2.0855	Germany	DIN 17666	DIN CEN/TS 13388 (DIN SPEC 9700)
CuNi2Si	Germany	DIN 17666	DIN CEN/TS 13388 (DIN SPEC 9700)

Producer/Supplier/Trade names

Tradename	Supplier
CuNi2Si	KME Mansfeld GmbH, Hettstedt
OF2400	OTTO FUCHS KG, Meinerzhagen
CuNi2Si	Wieland-Werke AG, Velbert
CuNi2Si	KME Germany AG & Co.KG, Osnabrück

CuNi2Si (CW111C; DIN EN 12449 : 2023-08)

Linear-elastic

Temperature [°C]	Young's modulus [GPa]	Poisson's ratio
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Yield strength

Temperature [°C]	0.2% Proof strength [MPa]
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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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CuNi2Si (solution annealed (+AT); tube; 0.300-10.000mm)

Yield strength

Temperature [°C]	0.2% Proof 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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CuNi2Si (solution heat-treated and precipitation hardened (+AT+P); tube; 0.300-10.000mm)

Yield strength

Temperature [°C]	0.2% Proof 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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CuNi2Si (solution heat-treated, cold worked and precipitation hardened; tube; 0.300-10.000mm)

Yield strength

Temperature [°C]	0.2% Proof 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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CuNi2Si (artificially aged)

Linear-elastic

Temperature [°C]	Young's modulus [GPa]
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Thermal conductivity

Temperature [°C]	Thermal conductivity [W/(m*K)]
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Classification

Treatment	Source description
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CuNi2Si | CW111C Material Datasheet

Material Standard Values

Material Models for Simulation

Material Description

Chemical Composition

Mechanical Properties

Physical Properties

Young's Modulus [GPa] vs Temperature [°C]

Cross Reference

Producer/Supplier/Trade names

CuNi2Si (CW111C; DIN EN 12449 : 2023-08)

Linear-elastic

Yield strength

Specific heat

Density

Tensile strength

Thermal conductivity

Classification

Designation

CuNi2Si (solution annealed (+AT); tube; 0.300-10.000mm)

Yield strength

Tensile strength

Classification

CuNi2Si (solution heat-treated and precipitation hardened (+AT+P); tube; 0.300-10.000mm)

Yield strength

Tensile strength

Classification

CuNi2Si (solution heat-treated, cold worked and precipitation hardened; tube; 0.300-10.000mm)

Yield strength

Tensile strength

Classification

CuNi2Si (artificially aged)

Linear-elastic

Thermal conductivity

Classification

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