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PRODUCT DATA of CDA 782
MaterialCDA 782
General InformationTypical data from standards handbook of copper and copper alloys (Copper.org) @ Room Temperature
Chemical CompositionCu-8Ni-2Pb-25Zn
EXPERIENCE IN PRACTICE
Equivalent DesignationsCDA782
PHYSICAL PROPERTIES
Specific Gravity8.69
ELASTIC PROPERTIES
Tensile Modulus117 GPa
Shear Modulus44.1 GPa
ELECTRICAL PROPERTIES
Electrical Volume Resistivity1.71e-7 ohm.m
THERMAL PROPERTIES
Thermal Conductivity48.5 W/m.K
Thermal Expansion Coefficient18.5 µstrain/°C
Melting Range971 to 999 °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 50% cold rolled condition only
Remark: Requires Stress corrosion evaluation form
Remark: acc. to ECSS-Q-ST-70-36C
Data Quality: Design Data