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CuNi2Si | CW111C Material Datasheet

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Material Description

Material Number Material Name Material Number (single) Standard Scope Standard Status Country Predecessor VDA 231-106 classification
CW111C (DIN EN 12420 : 2024-12) CuNi2Si CW111C DIN EN 12420 : 2024-12 Supersedes DIN EN 12420 : 2014-09 Valid Germany CuNi2Si 3.2 1)
1) Remark: Low-alloy copper die and hand forgings. Hot working attitude: III

Chemical Composition

Fe [%] Mn [%] Ni [%] Pb [%] Si [%] Remainder
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Material Compliance

REACh RoHS
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Mechanical Properties

Semi-finished Product Condition Strength Abbrevation Temperature [°C] Tensile Strength [MPa] Yield Strength (0.2% offset) [MPa] Elongation A [%]
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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]
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Cross Reference

Material Name Country Standard
2.0855 Germany DIN 17666 1)
CuNi2Si Germany DIN 17666 1)
CuNi2Si Europe EN 12420 2)
CuNi2Si Italy UNI 2528-2 2)
C18000 USA UNS 2)
1) Source: DIN CEN/TS 13388 (DIN SPEC 9700)
2) Source: Deutsches Kupferinstitut Berufsverband e.V., Düsseldorf

Producer/Supplier/Trade names

Tradename Supplier
CuNi2Si Diehl Metall Stiftung & Co. KG, Röthenbach
OF2400 OTTO FUCHS KG, Meinerzhagen
CuNi2Si Saar-Metallwerke GmbH, Saarbrücken
CuNi2Si ZOLLERN GmbH & Co. KG, Sigmaringen