Find suppliers for this alloyC82200
Chemical Composition
Element
Cu(1)NiBeCoSi
(1) Cu + Sum of Named Elements 99.5% min.
Min (%)1.00.35
Max (%)Rem3.00.80.300.15
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.2% Offset
Elongation
(%)
Rockwell B scale
Proportional Limit
(ksi)
As Sand CastAs Cast and Precipitation Heat TreatedO1165   Typ
40   Typ
15   Typ
75   Typ
As Sand CastM0155   Min for Standard
55   Typ
25   Min for Standard
30   Typ
15   Min for Standard
20   Typ
55   Typ
20   Typ
Precipitation HardenedTF0090   Min for Standard
100   Typ
70   Min for Standard
75   Typ
5   Min for Standard
7   Typ
96   Typ
Solution Heat TreatedTB0045   Typ
12   Typ
30   Typ
30   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
(1) TF00 Condition
Melting Point - Liquidus°F1970
Melting Point - Solidus°F1900
Densitylb/cu in. at 68°F0.316(1)
Specific Gravity8.75
Electrical Conductivity% IACS at 68°F45
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F106
Coefficient of Thermal Expansion 68-39210⁻⁶ per °F (68 – 392°F)9.6
Specific Heat CapacityBtu/ lb /°F at 68°F0.1
Modulus of Elasticity in Tensionksi20000
Change in Density During Aging%0.6
Magnetic Permeability1.001
Poisson's Ratio0.33
Casting Characteristics
Casting Attribute Level
Casting YieldMedium
DrossingLow
Effect of Section SizeLow
FluidityMedium
GassingMedium
Patternmakers Shrinkageinches per inch3/16
Shrinkage in SolidificationMedium
Shrinkage During Aging0.2
Fabrication Properties
Technique Suitability
SolderingGood
BrazingGood
Oxyacetylene WeldingNot Recommended
Gas Shielded Arc WeldingFair
Coated Metal Arc WeldingFair
Machinability Rating30
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 Treatment165017000.5Water
Precipitation Treatment8503Air
Typical uses
Product Category Product Reason Category Reason
AutomotiveBrake DrumsConductivity (Thermal)Thermal Conductivity
Brake DrumsCorrosion ResistanceCorrosion Resistance
Brake DrumsCorrosion ResistanceOxidation Resistance
Brake DrumsMechanical PropertiesModerate Strength
ElectricalAerospace Components Requiring Non-Sparking ActionConductivity (Electrical)Electrical Conductivity
Aerospace Components Requiring Non-Sparking ActionConductivity (Thermal)Thermal Conductivity
Aerospace Components Requiring Non-Sparking ActionCorrosion ResistanceCorrosion Resistance
Aerospace Components Requiring Non-Sparking ActionCorrosion ResistanceOxidation Resistance
Aerospace Components Requiring Non-Sparking ActionMechanical PropertiesHigh Strength
ContactsConductivity (Electrical)Electrical Conductivity
ContactsConductivity (Thermal)Thermal Conductivity
ContactsFriction & Wear PropertiesWear Resistance
ContactsMechanical PropertiesHigh Strength
Electrical SwitchesConductivity (Electrical)Electrical Conductivity
Electrical SwitchesConductivity (Thermal)Thermal Conductivity
Electrical SwitchesCorrosion ResistanceCorrosion Resistance
Electrical SwitchesFriction & Wear PropertiesWear Resistance
Electrical SwitchesMechanical PropertiesHigh Strength
Military Components Requiring Non-Sparking ActionConductivity (Electrical)Electrical Conductivity
Military Components Requiring Non-Sparking ActionConductivity (Thermal)Thermal Conductivity
Military Components Requiring Non-Sparking ActionFriction & Wear PropertiesWear Resistance
Military Components Requiring Non-Sparking ActionMechanical PropertiesHigh Strength
IndustrialBeam Welder ShapesConductivity (Electrical)Electrical Conductivity
Beam Welder ShapesConductivity (Thermal)Thermal Conductivity
Beam Welder ShapesCorrosion ResistanceCorrosion Resistance
Beam Welder ShapesCorrosion ResistanceOxidation Resistance
Beam Welder ShapesMechanical PropertiesModerate Strength
BushingsCorrosion ResistanceCorrosion Resistance
BushingsCorrosion ResistanceOxidation Resistance
BushingsFriction & Wear PropertiesAnti-Seizing Properties
BushingsFriction & Wear PropertiesLow Coefficient of Friction
BushingsMechanical PropertiesModerate Strength
Clutch RingsCorrosion ResistanceCorrosion Resistance
Clutch RingsCorrosion ResistanceOxidation Resistance
Clutch RingsMechanical PropertiesModerate Strength
Seam Welder ElectrodesConductivity (Electrical)Electrical Conductivity
Seam Welder ElectrodesConductivity (Thermal)Thermal Conductivity
Seam Welder ElectrodesCorrosion ResistanceCorrosion Resistance
Seam Welder ElectrodesCorrosion ResistanceOxidation Resistance
Seam Welder ElectrodesMechanical PropertiesModerate Strength
Spot Welding TipsConductivity (Electrical)Electrical Conductivity
Spot Welding TipsConductivity (Thermal)Thermal Conductivity
Spot Welding TipsCorrosion ResistanceCorrosion Resistance
Spot Welding TipsCorrosion ResistanceOxidation Resistance
Spot Welding TipsMechanical PropertiesModerate Strength
Water Cooled HoldersConductivity (Thermal)Thermal Conductivity
Water Cooled HoldersCorrosion ResistanceCorrosion Resistance
Water Cooled HoldersCorrosion ResistanceOxidation Resistance
Water Cooled HoldersMechanical PropertiesModerate Strength
Applicable Specifications
Form Sub-Form System Standard Description
As Sand CastCastingsASTMB770COPPER-BERYLLIUM SAND CASTINGS
IngotASTMB30COPPER BASE ALLOYS IN INGOT FORM
Corrosion Properties

No information available.