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PRODUCT DATA of CDA 762
MaterialCDA 762
General InformationTypical data from standards handbook of copper and copper alloys (Copper.org) @ Room Temperature
Chemical CompositionCu-28.5Zn-12.2Ni
EXPERIENCE IN PRACTICE
Equivalent DesignationsC76200; CuNi12Zn29; CW405J; CDA762
PHYSICAL PROPERTIES
Specific Gravity8.58
ELASTIC PROPERTIES
Tensile Modulus124 GPa
Shear Modulus46.9 GPa
ELECTRICAL PROPERTIES
Electrical Volume Resistivity1.92e-7 ohm.m
THERMAL PROPERTIES
Thermal Conductivity45 W/m.K
Thermal Expansion Coefficient16.2 µstrain/°C
Melting Range980 to 1020 °C
Specific Heat0.377 J/g.K
RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY
Stress Corrosion StatusLow Resistance to SCC: Table 3
Remark: in the annealed, 25% or 50% cold rolled condition only
Remark: Requires Stress corrosion evaluation form
Remark: acc. to ECSS-Q-ST-70-36C
Data Quality: Design Data