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	PRODUCT DATA of CDA 260

Material

CDA 260

General Information

Typical data from standards handbook of copper and copper alloys (CDA inc) @ Room Temperature

Chemical Composition

Cu-30Zn

	EXPERIENCE IN PRACTICE

Equivalent Designations

C26000; CuZn30; CW505L; 2.0265; CDA260; cartridge brass, 70%)

	PHYSICAL PROPERTIES

Specific Gravity

8.53

Magnetic Properties

Nonmagnetic

	ELASTIC PROPERTIES

Tensile Modulus

110 GPa

Shear Modulus

41.2 GPa

	ELECTRICAL PROPERTIES

Electrical Volume Resistivity

6.16e-8 ohm.m

Electrical Conductivity

28 %IACS

	THERMAL PROPERTIES

Thermal Conductivity

121 W/m.K

Thermal Expansion Coefficient

19.9 μstrain/°C

Specific Heat

0.377 J/g.K

Melting Range

915 to 955 °C

	RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY

Stress Corrosion Status

Low 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

Welding

All welding processes

	SPECIAL RECOMMENDATIONS

Special Recommendations

Alloy should be hot formed