Find suppliers for this alloyC89831
Chemical Composition
(1) Cu + Sum of Named Elements 99.0% min. (2) 0.01 - 2.0% as any single or combination of Ce La or other rare earth(x) elements as agreed upon. (x)ASM International definition: one of the group of chemically similar metals with atomic numbers 57 through 71 commonly refered to as lanthanides (3) Ni value includes Co.
Min (%)
Max (%)
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.5% Ext
Brinell Hardness, 500 kg load
As Sand CastAs Sand CastM0134   Typ
15   Typ
20   Typ
55   Typ
12   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1893
Melting Point - Solidus°F1518
Densitylb/cu in. at 68°F0.318
Specific Gravity8.81
Electrical Conductivity% IACS at 68°F20.4
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F50
Coefficient of Thermal Expansion 68-39210⁻⁶ per °F (68 – 392°F)10
Specific Heat CapacityBtu/ lb /°F at 68°F0.092
Modulus of Elasticity in Tensionksi13700
Casting Characteristics
Casting Attribute Level
Casting YieldHigh
Effect of Section SizeLow
Patternmakers Shrinkageinches per inch5/32
Shrinkage in SolidificationLow
Fabrication Properties
Technique Suitability
Oxyacetylene WeldingNot Recommended
Gas Shielded Arc WeldingNot Recommended
Coated Metal Arc WeldingPoor
Machinability Rating85
Common Fabrication Processes
  • Casting
Thermal Characteristics

No thermal characteristics for this alloy

Typical uses
Product Category Product Reason Category Reason
IndustrialCorrosion Resistant, Pressure Tight CastingsCorrosion ResistanceCorrosion Resistance
Corrosion Resistant, Pressure Tight CastingsFriction & Wear PropertiesWear Resistance
Corrosion Resistant, Pressure Tight CastingsLead-FreeLead-Free Alternative to Leaded Alloy C84400
Corrosion Resistant, Pressure Tight CastingsMechanical PropertiesModerate Strength
High Speed, Heavy Pressure BearingsCorrosion ResistanceCorrosion Resistance
High Speed, Heavy Pressure BearingsFriction & Wear PropertiesWear Resistance
High Speed, Heavy Pressure BearingsLead FreeLead-Free Alternative to Leaded Alloy C84400
High Speed, Heavy Pressure BearingsMechanical PropertiesModerate Strength
ImpellersCorrosion ResistanceCorrosion Resistance
ImpellersFriction & Wear PropertiesWear Resistance
ImpellersLead FreeLead-Free Alternative to Leaded Alloy C84400
ImpellersMechanical PropertiesModerate Strength
PumpsCorrosion ResistanceCorrosion Resistance
PumpsFriction & Wear PropertiesWear Resistance
PumpsLead FreeLead-Free Alternative to Leaded Alloy C84400
PumpsMechanical PropertiesModerate Strength
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.