Find suppliers for this alloyC81500
Chemical Composition
(1) Cu + Sum of Named Elements 99.5% min.
Min (%)0.40
Max (%)Rem0.
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.5% Ext
Brinell Hardness, 500 kg load
Charpy V-Notch Impact Strength
Fatigue Strength**
As Sand CastPrecipitation HardenedTF0051   Typ
40   Typ
17   Typ
105   Typ
30   Typ
20   Typ
15   Typ
* Measured at room temperature, 68°F (20°C). ** Fatigue Strength: 100 x 106 cycles, unless indicated as [N] x 106.
Physical Properties
Melting Point - Liquidus°F1985
Melting Point - Solidus°F1967
Densitylb/cu in. at 68°F0.319
Specific Gravity8.82
Electrical Conductivity% IACS at 68°F82
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F182
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)9.5
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi16000
Magnetic Permeability1.001
Poisson's Ratio0.32
Casting Characteristics
Casting Attribute Level
Casting YieldLow
Effect of Section SizeLow
Patternmakers Shrinkageinches per inch4/16
Shrinkage in SolidificationHigh
Fabrication Properties
Technique Suitability
Oxyacetylene WeldingNot Recommended
Gas Shielded Arc WeldingFair
Coated Metal Arc WeldingNot Recommended
Machinability Rating20
Common Fabrication Processes
  • Casting
Thermal Properties
Treatment Minimum* Maximum* Value* Time** Medium
* Temperature is measured in Fahrenheit. ** Time is measured in minutes.
Stress Relief500
Solution Treatment183018500.5Water
Precipitation Treatment9003Air
Typical uses
Product Category Product Reason Category Reason
AutomotiveWeld GunsConductivity (Thermal)Thermal Conductivity
Weld GunsCorrosion ResistanceCorrosion Resistance
Weld GunsCorrosion ResistanceOxidation Resistance
Weld GunsFriction & Wear PropertiesWear Resistance
Weld GunsMechanical PropertiesModerate Strength
ElectricalConnectorsConductivity (Electrical)Electrical Conductivity
ConnectorsConductivity (Thermal)Thermal Conductivity
ConnectorsCorrosion ResistanceCorrosion Resistance
ConnectorsMechanical PropertiesModerate Strength
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.