Find suppliers for this alloyC64727
Chemical Composition
Element
Cu(1,2)PbSnZnFeNiCaCrMgSi
(1) Cu + Sum of Named Elements 99.5% min. (2) Cu value includes Ag.
Min (%)0.200.202.50.0020.50
Max (%)Rem0.010.81.00.253.00.010.010.200.8
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.2% Offset
Elongation
(%)
Vickers Hardness, 500 gm
Flat ProductsPrecipitation or Spinodal Heat-treated, 1/4 Hard and Thermal Stress RelievedTR0196   Min
138   Max
77   Min
138   Max
1   Min
170   Min
290   Max
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1985
Melting Point - Solidus°F1920
Densitylb/cu in. at 68°F0.32
Specific Gravity8.87
Electrical Conductivity% IACS at 68°F40
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F102
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)95
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi19200
Fabrication Properties
Technique Suitability
SolderingGood
BrazingFair
Oxyacetylene WeldingFair
Gas Shielded Arc WeldingGood
Coated Metal Arc WeldingFair
Spot WeldGood
Seam WeldGood
Butt WeldFair
Capacity for Being Cold WorkedGood
Capacity for Being Hot FormedGood
Forgeability Rating70
Machinability Rating20
Fabrication Process Properties

No fabrication process properties for this alloy

    
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing6601200
Hot Treatment15571755
Typical uses
Product Category Product Reason Category Reason
ElectricalConnectors, Terminals, Contact Springs, Fuse Clips, Circuit Breaker Components
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.