Find suppliers for this alloyC87400
Chemical Composition
Element
Cu(1)PbZnAlSi
(1) Cu + Sum of Named Elements 99.2% min.
Min (%)79.012.02.5
Max (%)1.016.00.84.0
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Brinell Hardness, 500 kg load
Brinell Hardness, 3000 kg load
Charpy V-Notch Impact Strength
(ft-lbs)
As Centrifugal CastAs Centrifugal CastM0250   Min for Standard
21   Min for Standard
18   Min for Standard
As Sand CastAs Sand CastM0150   Min for Standard
50   Min for Standard
55   Typ
21   Min for Standard
21   Min for Standard
24   Typ
18   Min for Standard
18   Min for Standard
30   Typ
70   Typ
100   Typ
40   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1680
Melting Point - Solidus°F1510
Densitylb/cu in. at 68°F0.3
Specific Gravity8.3
Electrical Conductivity% IACS at 68°F6.7
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F16
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)10.9
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi15400
Casting Characteristics
Casting Attribute Level
Casting YieldMedium
DrossingLow
Effect of Section SizeMedium
FluidityHigh
GassingMedium
Patternmakers Shrinkageinches per inch3/16
Shrinkage in SolidificationMedium
Fabrication Properties
Technique Suitability
SolderingNot Recommended
BrazingFair
Oxyacetylene WeldingFair
Gas Shielded Arc WeldingFair
Coated Metal Arc WeldingNot Recommended
Machinability Rating50
Common Fabrication Processes
  • Casting
    
Thermal Properties
Treatment Value* Time**
* Temperature is measured in Fahrenheit. ** Time is measured in minutes.
Stress Relief500
Solution Treatment0
Typical uses
Product Category Product Reason Category Reason
ArchitectureArtistry ComponentsAppearanceAppearance
Artistry ComponentsCasting CharacteristicsCastability
Artistry ComponentsCorrosion ResistanceCorrosion Resistance
Artistry ComponentsMechanical PropertiesModerate Strength
ElectricalElectrical ComponentsConductivity (Electrical)Electrical Conductivity
Electrical ComponentsConductivity (Thermal)Thermal Conductivity
Electrical ComponentsCorrosion ResistanceCorrosion Resistance
Electrical ComponentsMechanical PropertiesModerate Strength
FastenersClampsCorrosion ResistanceCorrosion Resistance
ClampsMechanical PropertiesModerate Strength
Hexagonal NutsCorrosion ResistanceCorrosion Resistance
Hexagonal NutsCorrosion ResistanceCorrosion Resistance to Numerous Environments
Hexagonal NutsMechanical PropertiesHigh Strength
IndustrialBearingsCorrosion ResistanceCorrosion Resistance
BearingsMechanical PropertiesDuctility
BearingsMechanical PropertiesModerate Strength
Engineering ApplicationsCasting CharacteristicsCastability
Engineering ApplicationsCorrosion ResistanceCorrosion Resistance
Engineering ApplicationsCorrosion ResistanceCorrosion Resistance to Fresh Water
Engineering ApplicationsCorrosion ResistanceCorrosion Resistance to Numerous Environments
Engineering ApplicationsCorrosion ResistanceCorrosion Resistance to Salt Water
Engineering ApplicationsMechanical PropertiesModerate Strength
GearsCorrosion ResistanceCorrosion Resistance
GearsCorrosion ResistanceCorrosion Resistance to Fresh Water
GearsCorrosion ResistanceCorrosion Resistance to Numerous Environments
GearsCorrosion ResistanceCorrosion Resistance to Salt Water
GearsMechanical PropertiesDuctility
GearsMechanical PropertiesModerate Strength
ImpellersCorrosion ResistanceCorrosion Resistance
ImpellersCorrosion ResistanceCorrosion Resistance to Fresh Water
ImpellersCorrosion ResistanceCorrosion Resistance to Numerous Environments
ImpellersCorrosion ResistanceCorrosion Resistance to Salt Water
ImpellersFriction & Wear PropertiesWear Resistance
ImpellersMechanical PropertiesModerate Strength
Rocker ArmsCorrosion ResistanceCorrosion Resistance
Rocker ArmsCorrosion ResistanceCorrosion Resistance to Fresh Water
Rocker ArmsCorrosion ResistanceCorrosion Resistance to Numerous Environments
Rocker ArmsCorrosion ResistanceCorrosion Resistance to Salt Water
Rocker ArmsMechanical PropertiesModerate Strength
Valve StemsCorrosion ResistanceCorrosion Resistance
Valve StemsCorrosion ResistanceCorrosion Resistance to Fresh Water
Valve StemsCorrosion ResistanceCorrosion Resistance to Numerous Environments
Valve StemsCorrosion ResistanceCorrosion Resistance to Salt Water
Valve StemsMechanical PropertiesModerate Strength
Applicable Specifications
Form Sub-Form System Standard Description
As Centrifugal CastCastingsASTMB271/B271MCOPPER BASE ALLOY CENTRIFUGAL CASTINGS
As Sand CastCastingsASTMB584COPPER ALLOY SAND CASTINGS FOR GENERAL APPLICATIONS
CastingsASTMB763/B763MCOPPER ALLOY SAND CASTINGS FOR VALVE APPLICATIONS
Ingot
ASTMB30COPPER BASE ALLOYS IN INGOT FORM
Valves
Corrosion Properties

No information available.