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Chemical Composition
Elements
Cu(1,2) Pb Sn Zn Fe P Ni(3) Mn Si
(1) Cu + Sum of Named Elements 99.5% min.
(2) Cu value includes Ag.
(3) Ni value includes Co.
Min (%) 74.0 .30 .04 2.6
Max (%) 79.0 .09 .7 Rem .10 .15 .20 .10 3.4
Mechanical Properties *
Form Temper Temper Code Tensile Strength
(ksi)		 YS-0.2% Offset
(ksi)		 Elongation
(%)		 Rockwell B scale Impact Strength
(ft-lbs)		 Fatigue Strength**
(ksi)		 Section Size
(in)
* Measured at room temperature, 68°F (20°C). ** Fatigue Strength: 100 x 106 cycles, unless indicated as [N] x 106.
Rod & Bar 1/8 Hard H00 69.6 Min
87 Typ
 34.8 Min
43.5 Typ
 10 Min
 85 Typ
 9.2 Typ 1.0
As Hot Extruded M30 65.3 Min
76.9 Typ
 29.0 Min
36.3 Typ
 15 Min
 80 Typ
 150 Typ 1.5
Physical Properties
Melting Point - Liquidus°F 1652
Melting Point - Solidus°F 1562
Densitylb/cu in. at 68°F 0.3
Specific Gravity 8.3
Electrical Conductivity% IACS at 68°F 8
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 21.7
Coefficient of Thermal Expansion 68-21210 to -6 power per °F (68 – 212°F) 10.3
Coefficient of Thermal Expansion 68-39210 to -6 power per °F (68 – 392°F) 10.3
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 10.4
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 15200
Poisson's Ratio 0.33
Fabrication Properties
Technique Suitability
Soldering Excellent
Brazing Good
Oxyacetylene Welding Good
Gas Shielded Arc Welding Good
Coated Metal Arc Welding Good
Spot Weld Good
Seam Weld Good
Butt Weld Good
Capacity for Being Cold Worked Poor
Capacity for Being Hot Formed Excellent
Forgeability Rating 95
Machinability Rating 70
Common Fabrication Processes

No fabrication process properties for this alloy

Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing 932 1112
Typical Uses

No information for this alloy

Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No Corrosion Properties Available.