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CuZn39Pb2 | CW612N Material Datasheet

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Material Description

Material Number Material Number (single) Standard Scope Standard Status Country Predecessor VDA 231-106 classification
CW612N (DIN EN 12164 : 2024-12) CW612N DIN EN 12164 : 2024-12 Supersedes DIN EN 12164 : 2016-11 Valid Germany CuZn39Pb1 3.2 1)
1) Remark: Copper alloy rod for free machining purposes. The alloy has a good machinability and a certain cold formability.

Chemical Composition

Al [%] Cu [%] Fe [%] Ni [%] Pb [%] Sn [%]
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Mechanical Properties

Semi-finished Product Strength Abbrevation Nominal Size [mm] Temperature [°C] Tensile Strength [MPa] Yield Strength (0.2% offset) [MPa] Elongation A100 [%] Elongation A11,3 [%] Elongation A [%] Hardness HB | HBW
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Physical Properties

Temperature [°C] Melting Temperature [°C] Density [g/cm³] Young's Modulus [GPa] Poisson's Ratio Mean Coefficient of Thermal Expansion [10^-6*K^-1] Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] Thermal Conductivity [W/(m*K)] Specific Electrical Resistance [µΩm] 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
CuZn39Pb2 Europe EN 12164
C37700 USA UNS 1)
B124 UNS C37700 USA ASTM B124 1)
Ms58 Germany 1)
CuZn39Pb2 Germany DIN 17660 2)
2.0380 Germany DIN 17660 2)
1) Source: Deutsches Kupferinstitut Berufsverband e.V., Düsseldorf
2) Source: DIN CEN/TS 13388 (DIN SPEC 9700)