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C18160 Wrought HIGH COPPER ALLOYS High Copper Alloys true false https://api.copper.org/alloys.xhtml/C18160
Chemical Composition
Elements
Cu(1,2) Fe Cr Si Zr
(1) Cu + Sum of Named Elements 99.7% min.
(2) Includes Ag.
Min (%) 0.20 0.05
Max (%) Rem 0.10 1.20 0.10 0.25
Mechanical Properties *
Form Temper Temper Code Tensile Strength
(ksi)		 YS-0.2% Offset
(ksi)		 Elongation
(%)		 Vickers Hardness, 3000 gm
* Measured at room temperature, 68°F (20°C).
Flat Products, Rod & Bar Mill-hardened Temper, TM - Hard TM04 70 Min
75 Typ
81 Max
 65 Min
70 Typ
 8 Typ
 150 Min
190 Max
Mill-hardened Temper, TM - XHMS Spring TM08 78 Min
82 Typ
91 Max
 72 Min
70 Typ
 4 Typ
 160 Min
200 Max
Precipitation or Spinodal Heat-treated, Spring and Thermal Stress Relieved TR08 78 Min
81 Typ
90 Max
 72 Min
 8 Typ
 160 Min
190 Max
Physical Properties
Melting Point - Liquidus°F 1976
Melting Point - Solidus°F 1958
Densitylb/cu in. at 68°F 0.32
Specific Gravity 8.9
Electrical Conductivity% IACS at 68°F 86
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 191
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 10
Modulus of Elasticity in Tensionksi 19900
Fabrication Properties
Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Good
Coated Metal Arc Welding Not Recommended
Spot Weld Fair
Seam Weld Fair
Butt Weld Fair
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Formed Fair
Machinability Rating 20
Common Fabrication Processes

No fabrication process properties for this alloy

Thermal Properties

No thermal properties for this alloy

Typical uses
Product Category Product Reason Category Reason
Electrical Automotive Electronic Connectors
Connectors, Automotive
Connectors, Terminals, Contact Springs, Fuse Clamps, Circuit breaker components
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No Corrosion Properties Available.