Find suppliers for this alloyC19710
Chemical Composition
(1) Cu + Sum of Named Elements 99.5% min. (2) Ni value includes Co.
Min (%)
Max (%)Rem0.
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.2% Offset
Flat ProductsExtra Spring and Stress RelievedHR1078   Min
73   Min
3   Min
Hard and Stress RelievedHR0457   Min
55   Min
3   Min
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1986
Melting Point - Solidus°F1956
Densitylb/cu in. at 68°F0.319
Specific Gravity8.84
Electrical Conductivity% IACS at 68°F70
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F162
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)9.6
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi17200
Modulus of Rigidityksi6600
Magnetic Permeability0.999
Poisson's Ratio0.3
Fabrication Properties

No fabrication properties for this alloy

Fabrication Process Properties

No fabrication process properties for this alloy

Thermal Characteristics

No thermal characteristics for this alloy

Typical uses
Product Category Product Reason Category Reason
ElectricalElectrical SpringsConductivity (Electrical)Electrical Conductivity
Electrical terminalsConductivity (Electrical)Electrical Conductivity
Lead FramesConductivity (Electrical)Electrical Conductivity
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.