Find suppliers for this alloyC87300
Chemical Composition
Element
Cu(1)PbZnFeMnSi
(1) Cu + Sum of Named Elements 99.5% min.
Min (%)94.00.83.5
Max (%)0.090.250.201.54.5
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Vickers Hardness, 3000 gm
Compressive Yield Strength
(ksi)
As Centrifugal CastAs Centrifugal CastM0245   Min for Standard
18   Min for Standard
20   Min for Standard
As Sand CastAs Sand CastM0145   Min for Standard
18   Min for Standard
20   Min for Standard
96   Typ
60   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1780
Melting Point - Solidus°F1510
Densitylb/cu in. at 68°F0.302
Specific Gravity8.36
Electrical Conductivity% IACS at 68°F6.1
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F16.4
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)11
Modulus of Elasticity in Tensionksi16000
Casting Characteristics

No casting characteristics for this alloy

Fabrication Properties
Technique Suitability
SolderingExcellent
BrazingExcellent
Oxyacetylene WeldingFair
Gas Shielded Arc WeldingExcellent
Coated Metal Arc WeldingGood
Spot WeldGood
Seam WeldGood
Butt WeldGood
Machinability Rating40
Common Fabrication Processes
  • Casting
Thermal Characteristics

No thermal characteristics for this alloy

Typical Uses

No information available.

Applicable Specifications
Form Sub-Form System Standard Description
As Centrifugal CastCastingsASTMB271/B271MCOPPER BASE ALLOY CENTRIFUGAL CASTINGS
CastingsSAEJ461WROUGHT AND CAST COPPER ALLOYS
CastingsSAEJ462CAST COPPER ALLOYS
As Sand CastCastingsASTMB584COPPER ALLOY SAND CASTINGS FOR GENERAL APPLICATIONS
CastingsASTMB763/B763MCOPPER ALLOY SAND CASTINGS FOR VALVE APPLICATIONS
CastingsSAEJ461WROUGHT AND CAST COPPER ALLOYS
CastingsSAEJ462CAST COPPER ALLOYS
Ingot
ASTMB30COPPER BASE ALLOYS IN INGOT FORM
Precision CastCastingsMILITARYMIL-C-11866CASTINGS, PRECISION, NONFERROUS
Valves
Corrosion Properties

No information available.