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PRODUCT DATA of CDA 260
MaterialCDA 260
General InformationTypical data from standards handbook of copper and copper alloys (CDA inc) @ Room Temperature
Chemical CompositionCu-30Zn
EXPERIENCE IN PRACTICE
Equivalent DesignationsC26000; CuZn30; CW505L; 2.0265; CDA260; cartridge brass, 70%)
PHYSICAL PROPERTIES
Specific Gravity8.53
Magnetic PropertiesNonmagnetic
ELASTIC PROPERTIES
Tensile Modulus110 GPa
Shear Modulus41.2 GPa
ELECTRICAL PROPERTIES
Electrical Volume Resistivity6.16e-8 ohm.m
Electrical Conductivity28 %IACS
THERMAL PROPERTIES
Thermal Conductivity121 W/m.K
Thermal Expansion Coefficient19.9 μstrain/°C
Melting Range915 to 955 °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
Not for primary structural items
Remark: Requires Stress corrosion evaluation form
Remark: acc. to ECSS-Q-ST-70-36C
Data Quality: Design Data
WeldingAll welding processes
SPECIAL RECOMMENDATIONS
Special RecommendationsAlloy should be hot formed