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PRODUCT DATA of CDA 688
MaterialCDA 688
General InformationTypical data from standards handbook of copper and copper alloys (Copper.org) @ Room Temperature
Chemical CompositionCu-03.4Al-0.4Co-22.7Zn
EXPERIENCE IN PRACTICE
Equivalent Designations CDA688
PHYSICAL PROPERTIES
Specific Gravity8.2
ELASTIC PROPERTIES
Tensile Modulus116 GPa
ELECTRICAL PROPERTIES
Electrical Volume Resistivity9.64e-8 ohm.m
THERMAL PROPERTIES
Thermal Conductivity39.8 W/m.K
Thermal Expansion Coefficient18.2 µstrain/°C
Melting Range949 to 963 °C
Specific Heat0.377 J/g.K