Copper Alloy No. CDA 952



Composition - Percent

  Nominal Minimum Maximum
Aluminum 9 8.5 9.5
Copper 88 86.0 ...
Iron 3 2.5 4.0

Physical Properties

Melting Point
(Liquidus)
1913°F
Melting Point
(Solidus)
1907°F
Density .276 lb./cu. in. @ 68°F
Specific Gravity 7.64
Coefficient of
Thermal Expansion
.000009 per °F from 68°F to 572°F
Thermal Conductivity 29.1 BTU/sq. ft./ft./hr/°F @68°F
Electrical Conductivity 11 %IACS @ 68°F
Specific Heat .09 BTU/lb./°F @ 68°F
Modulus of Elasticity
(Tension)
15,000 ksi

Mechanical Properties

Min. Typ.
Tensile Strength - ksi (kg/mm²) 65.0 80
Yield Strength - ksi (kg/mm²)
(.5% Extension Under Load)
25.0 27
Yield Strength - ksi (kg/mm²)
(.2% Offset)
... ...
Elongation in 2 inches (50mm)
Percent
20 35