Find suppliers for this alloyC99770
Chemical Composition
(1) Cu + Sum of Named Elements 99.3% min. (2) Ni value includes Co.
Min (%)
Max (%)
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.5% Ext
Brinell Hardness, 500 kg load
As Permanent Mold CastAs Permanent Mold CastM0538.3   Min
44.0   Typ
22.2   Min
16.0   Typ
23.2   Typ
10.0   Min
71   Typ
As Sand CastAs Sand CastM0139.5   Min
43.8   Typ
18.0   Min
19.3   Typ
26   Min
36.0   Typ
66   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1771
Melting Point - Solidus°F1550
Densitylb/cu in. at 68°F0.292
Specific Gravity8.1
Specific Heat CapacityBtu/ lb /°F at 68°F0.0951
Modulus of Elasticity in Tensionksi15100
Magnetic Permeability1
Casting Characteristics
Casting Attribute Level
Casting YieldHigh
Effect of Section SizeHigh
Patternmakers Shrinkageinches per inch3/16
Shrinkage in SolidificationMedium
Fabrication Properties

No fabrication properties for this alloy

Fabrication Process Properties

No fabrication process properties for this alloy

Thermal Characteristics

No thermal characteristics for this alloy

Typical Uses

No information available.

Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.