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C81300 Copper Alloy Cast COPPERS Coppers false 1992-03-09 true https://api.copper.org/alloys.xhtml/C81300
Chemical Composition
Elements
Cu(1,2) Be Co
(1) Cu value includes Ag.
(2) Cu + Sum of Named Elements 99.5% min.
Min (%) 98.5 0.02 0.6
Max (%) 0.10 1.0
Mechanical Properties *
Form Temper Temper Code Brinell Hardness, 500 kg load
* Measured at room temperature, 68°F (20°C).
As Sand Cast As Sand Cast M01 89 Typ
Physical Properties
Melting Point - Liquidus°F 2000
Melting Point - Solidus°F 1950
Densitylb/cu in. at 68°F 0.318
Specific Gravity 8.81
Electrical Conductivity% IACS at 68°F 60
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 150
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 10
Specific Heat CapacityBtu/ lb /°F at 68°F 0.093
Modulus of Elasticity in Tensionksi 16000
Casting Characteristics
Casting Attribute Level
Casting Yield Low
Drossing Low
Effect of Section Size Low
Fluidity Medium
Gassing High
Patternmakers Shrinkage inches per inch 4/16
Shrinkage in Solidification High
Fabrication Properties
Technique Suitability
Soldering Excellent
Brazing Good
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Fair
Coated Metal Arc Welding Fair
Machinability Rating 20
Common Fabrication Processes

No fabrication process properties for this alloy

Thermal Properties
Treatment Minimum* Maximum* Value* Time** Medium
* Temperature is measured in Fahrenheit. ** Time is measured in minutes.
Stress Relief 500
Solution Treatment 1800 1850 1 Water
Precipitation Treatment 900 2 Air
Typical Uses

No information for this alloy

Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No Corrosion Properties Available.