C194 Copper-Iron Alloy Wire (CuFe2P)

Download PDF

Alloy C194 is a first generation high performance alloy used worldwide. C194 combines good electrical conductivity with high tensile strength, good solderability and plateability. Applications include connectors, semiconductor pins and leadframes, sockets and mass terminations.

English UnitsMetric Units

Mechanical Properties

Round Wire

Temper Name  Temper Code  Tensile Strength (ksi) Mill Limits 
Min Max
Annealed   40 58 .0010 - .1285 inch
1/4 Hard H01 50 65
1/2 Hard H02 60 75
Hard H04 70 85
Extra Hard H06 80 95
Spring H08 90  

Square Wire

Temper Name Temper Code Tensile Strength (ksi) Mill Limits 
Min Max
Annealed   40 58 .0100 - .0808 inch
1/4 Hard H01 50 65
1/2 Hard H02 60 75
Hard H04 70 85
Extra Hard H06 80 95
Spring H08 90  

Rolled Flat

Temper Name  Temper Code  Tensile Strength (ksi) Mill Limits 
Min Max
Annealed   40 63

Thickness:
.0100 - .0500 inch

Width:
.0150 - .2500 inch
1/2 Hard H02 53 63
Hard H04 60 70
Extra Hard H06 67 73
Spring H08 70 76
Extra Spring H10 73 80

Physical Properties

Melting Point (Liquidis) 1990°F
Melting Point (Solidus) 1980°F
Density 0.322 lbs/cu in
Electrical Resistivity (Annealed) 15 Ω⋅cmil/ft @ 68°F
Electrical Conductivity (Annealed) 65% IACS @ 68°F
Thermal Conductivity (Solutionized-Aged) 150 Btu ft/sq ft hr °F @ 68°F
Coefficient of Thermal Expansion 0.0000098°F (68-572°F)
Modulus of Elasticity (Tension) 17500 ksi
Modulus of Rigidity 6600 ksi