Find suppliers for this alloyC69310
Chemical Composition
(1) Cu + Sum of Named Elements 99.5% min. (2) Cu value includes Ag. (3) Ni value includes Co.
Min (%)
Max (%)
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.2% Offset
Rockwell B scale
Impact Strength
Fatigue Strength**
Section Size
Rod & Bar1/8 HardH0069.6   Min
87   Typ
34.8   Min
43.5   Typ
10   Min
85   Typ
9.2   Typ
As Hot ExtrudedM3065.3   Min
76.9   Typ
29.0   Min
36.3   Typ
15   Min
80   Typ
16.5   Typ
150   Typ
* Measured at room temperature, 68°F (20°C). ** Fatigue Strength: 100 x 106 cycles, unless indicated as [N] x 106.
Physical Properties
Melting Point - Liquidus°F1652
Melting Point - Solidus°F1562
Densitylb/cu in. at 68°F0.3
Specific Gravity8.3
Electrical Conductivity% IACS at 68°F8
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F21.7
Coefficient of Thermal Expansion 68-21210⁻⁶ per °F (68 – 212°F)10.3
Coefficient of Thermal Expansion 68-39210⁻⁶ per °F (68 – 392°F)10.3
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)10.4
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi15200
Poisson's Ratio0.33
Fabrication Properties
Technique Suitability
Oxyacetylene WeldingGood
Gas Shielded Arc WeldingGood
Coated Metal Arc WeldingGood
Spot WeldGood
Seam WeldGood
Butt WeldGood
Capacity for Being Cold WorkedPoor
Capacity for Being Hot FormedExcellent
Forgeability Rating95
Machinability Rating70
Fabrication Process Properties

No fabrication process properties for this alloy

Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Typical Uses

No information available.

Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.