Find suppliers for this alloyC18670
Chemical Composition
(1) Cu + Sum of Named Elements 99.5% min. (2) Cu value includes Ag.
Min (%)1.2
Max (%)Rem1.9
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.2% Offset
Vickers Hardness, 3000 gm
StripExtra HardH0685.6   Min
92.3   Typ
100.1   Max
79.8   Min
86.2   Typ
94.3   Max
10   Typ
205   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1904
Melting Point - Solidus°F1715
Densitylb/cu in. at 68°F0.31
Specific Gravity8.5
Electrical Conductivity% IACS at 68°F43
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F101
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)10.5
Modulus of Elasticity in Tensionksi16700
Modulus of Rigidityksi5640
Poisson's Ratio0.348
Fabrication Properties
Technique Suitability
Oxyacetylene WeldingFair
Gas Shielded Arc WeldingGood
Spot WeldFair
Seam WeldFair
Butt WeldFair
Capacity for Being Cold WorkedExcellent
Capacity for Being Hot FormedGood
Forgeability Rating65
Machinability Rating20
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
AutomotiveElectrical terminals
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.