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Chemical Composition
Elements
Cu(1) Pb Fe Al(2) O(3)
(1) Cu value includes Ag.
(2) All aluminum present as Al2O3; 0.04% oxygen present as Cu2O with a negligible amount in solid solution with copper.
(3) All aluminum present as Al2O3; 0.04% oxygen present as Cu2O with a negligible amount in solid solution with copper.
Min (%) 99.62 0.13 0.12
Max (%) 0.01 0.01 0.17 0.19
Mechanical Properties *
Form Temper Temper Code Tensile Strength
(ksi)
YS-0.2% Offset
(ksi)
Elongation
(%)
Rockwell B scale Fatigue Strength**
(ksi)
Section Size
(in)
Cold Work
(%)
* Measured at room temperature, 68°F (20°C). ** Fatigue Strength: 100 x 106 cycles, unless indicated as [N] x 106.
Flat Products Annealed O61 69 Typ
61 Typ
11 Typ
0.05
Annealed O61 61 Typ
52 Typ
20 Typ
0.05
Annealed O61 52 Typ
41 Typ
22 Typ
0.05
As Hot Extruded M30 55 Typ
46 Typ
26 Typ
0.25
Hard H04 74 Typ
70 Typ
6 Typ
0.03 88
Hard H04 88 Typ
84 Typ
4 Typ
0.01 96
Hard H04 73 Typ
69 Typ
6 Typ
0.05 80
Hard H04 70 Typ
66 Typ
7 Typ
0.09 64
Rod Annealed O61 57 Typ
48 Typ
27 Typ
60 Typ
0.275
Annealed O61 67 Typ
63 Typ
19 Typ
67 Typ
0.275
Annealed O61 59 Typ
52 Typ
24 Typ
63 Typ
0.275
As Hot Extruded M30 57 Typ
47 Typ
27 Typ
57 Typ
1.125
Hard H04 72 Typ
68 Typ
19 Typ
68 Typ
32 Typ 0.275 94
Hard H04 66 Typ
63 Typ
21 Typ
67 Typ
0.5 80
Hard H04 62 Typ
59 Typ
24 Typ
63 Typ
0.75 55
Wire Annealed O61 58 Typ
51 Typ
10 Typ
0.05
Annealed O61 66 Typ
62 Typ
3 Typ
0.05
Annealed O61 52 Typ
44 Typ
11 Typ
0.05
Hard H04 87 Typ
83 Typ
2 Typ
0.02 99.9
Hard H04 72 Typ
68 Typ
2 Typ
0.1 99.2
Hard H04 76 Typ
72 Typ
2 Typ
0.05 99.8
Hard H04 88 Typ
84 Typ
1 Typ
0.014 99.9
Physical Properties
Melting Point - Liquidus°F 1981
Melting Point - Solidus°F 1981
Densitylb/cu in. at 68°F 0.319
Specific Gravity 8.34
Electrical Conductivity% IACS at 68°F 92
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 211
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 9.2
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 17000
Fabrication Properties
Technique Suitability
Soldering Excellent
Brazing Good
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Not Recommended
Coated Metal Arc Welding Not Recommended
Spot Weld Poor
Seam Weld Poor
Butt Weld Fair
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Formed Poor
Forgeability Rating 65
Machinability Rating 20
Common Fabrication Processes
  • Blanking
  • Cold working
  • Drawing
  • Etching
  • Extruding
  • Forging
  • heading
  • Hot isostatic pressing of powder
  • Hot working
  • Maching
  • Rolling
  • Rolling Threading and Knurling
  • Stamping
  • Swaging
  • Upsetting
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing 1200 1800
Typical uses
Product Category Product Reason Category Reason
Electrical Brush Springs Conductivity (Electrical) Electrical Conductivity
Brush Springs Conductivity (Thermal) Thermal Conductivity
Brush Springs Corrosion Resistance Corrosion Resistance
Brush Springs Mechanical Properties High Modulus of Elasticity
Brush Springs Mechanical Properties Retains Strength at High Temperatures
Circuit Breakers Conductivity (Electrical) Electrical Conductivity
Circuit Breakers Conductivity (Thermal) Thermal Conductivity
Circuit Breakers Corrosion Resistance Corrosion Resistance
Circuit Breakers Mechanical Properties Retains Strength at High Temperatures
Commutators Conductivity (Electrical) Electrical Conductivity
Commutators Conductivity (Thermal) Thermal Conductivity
Commutators Corrosion Resistance Corrosion Resistance
Commutators Mechanical Properties Retains Strength at High Temperatures
Contractor Supports Conductivity (Electrical) Electrical Conductivity
Contractor Supports Conductivity (Thermal) Thermal Conductivity
Contractor Supports Corrosion Resistance Corrosion Resistance
Contractor Supports Mechanical Properties Retains Strength at High Temperatures
Diode Leads Conductivity (Electrical) Electrical Conductivity
Diode Leads Conductivity (Thermal) Thermal Conductivity
Diode Leads Corrosion Resistance Corrosion Resistance
Diode Leads Mechanical Properties Retains Strength at High Temperatures
Diode Leads Solderability Solderability
Electric Generator Components Conductivity (Electrical) Electrical Conductivity
Electric Generator Components Conductivity (Thermal) Thermal Conductivity
Electric Generator Components Corrosion Resistance Corrosion Resistance
Electric Generator Components Mechanical Properties Retains Strength at High Temperatures
Electronic Lead Frames Conductivity (Electrical) Electrical Conductivity
Electronic Lead Frames Conductivity (Thermal) Thermal Conductivity
Electronic Lead Frames Corrosion Resistance Corrosion Resistance
Electronic Lead Frames Mechanical Properties Retains Strength at High Temperatures
Electronic Lead Frames Solderability Solderability
High Field Magnetic Coil Conductivity (Thermal) Thermal Conductivity
High Field Magnetic Coil Corrosion Resistance Corrosion Resistance
High Field Magnetic Coil Mechanical Properties Retains Strength at High Temperatures
Hybrid Circuit Packages Conductivity (Electrical) Electrical Conductivity
Hybrid Circuit Packages Conductivity (Thermal) Thermal Conductivity
Hybrid Circuit Packages Corrosion Resistance Corrosion Resistance
Hybrid Circuit Packages Mechanical Properties Retains Strength at High Temperatures
Hybrid Circuit Packages Solderability Solderability
Incandescent Lamp Leads Conductivity (Thermal) Thermal Conductivity
Incandescent Lamp Leads Mechanical Properties Moderate Strength
Incandescent Lamp Leads Softening Resistance Retains Strength after Glass to Metal Sealing at High Temperatures
Microwave Power Tube Components Conductivity (Electrical) Electrical Conductivity
Microwave Power Tube Components Conductivity (Thermal) Thermal Conductivity
Microwave Power Tube Components Mechanical Properties Retains Strength at High Temperatures
Microwave Power Tube Components Solderability Solderability
Motor Components Conductivity (Electrical) Electrical Conductivity
Motor Components Conductivity (Thermal) Thermal Conductivity
Motor Components Corrosion Resistance Corrosion Resistance
Motor Components Solderability Solderability
Photon Absorbers, Electron Beam Absorbers Conductivity (Electrical) Electrical Conductivity
Photon Absorbers, Electron Beam Absorbers Creep Properties Creep Resistant
Photon Absorbers, Electron Beam Absorbers Durability Durability - Architecture
Photon Absorbers, Electron Beam Absorbers Finishing Characteristics Excellent polishing characteristics
Relay Blades Conductivity (Electrical) Electrical Conductivity
Relay Blades Conductivity (Thermal) Thermal Conductivity
Relay Blades Corrosion Resistance Corrosion Resistance
Relay Blades Mechanical Properties Retains Strength at High Temperatures
Relay Blades Solderability Solderability
Sliding Contacts Conductivity (Electrical) Electrical Conductivity
Sliding Contacts Conductivity (Thermal) Thermal Conductivity
Sliding Contacts Corrosion Resistance Corrosion Resistance
Sliding Contacts Friction & Wear Properties Wear Resistance
Sliding Contacts Welding Characteristics Arc Erosion Resistant
Switches Conductivity (Electrical) Electrical Conductivity
Switches Conductivity (Thermal) Thermal Conductivity
Switches Corrosion Resistance Corrosion Resistance
Switches Mechanical Properties Retains Strength at High Temperatures
Switches Solderability Solderability
Vacuum Tube Components Conductivity (Electrical) Electrical Conductivity
Vacuum Tube Components Conductivity (Thermal) Thermal Conductivity
Vacuum Tube Components Corrosion Resistance Corrosion Resistance
Vacuum Tube Components Mechanical Properties Retains Strength at High Temperatures
Vacuum Tube Components Solderability Solderability
X-ray Tube Components Conductivity (Thermal) Thermal Conductivity
X-ray Tube Components Damping Characteristics Sound Dampening
X-ray Tube Components Mechanical Properties Moderate Strength
X-ray Tube Components Mechanical Properties Retains Strength after Brazing
Industrial Aluminum Molds Conductivity (Thermal) Thermal Conductivity
Aluminum Molds Corrosion Resistance Corrosion Resistance
Aluminum Molds Creep Properties Creep Resistant
Aluminum Molds Friction & Wear Properties Wear Resistance
Aluminum Molds Mechanical Properties Moderate Strength
Aluminum Molds Mechanical Properties Retains Strength at High Temperatures
Discharge Machine Dies Conductivity (Electrical) Electrical Conductivity
Discharge Machine Dies Conductivity (Thermal) Thermal Conductivity
Discharge Machine Dies Corrosion Resistance Corrosion Resistance
Discharge Machine Dies Friction & Wear Properties Wear Resistance
Discharge Machine Dies Welding Characteristics Arc Erosion Resistant
Diverters and Limiters in Nuclear Fusion Reactors Conductivity (Thermal) Thermal Conductivity
Diverters and Limiters in Nuclear Fusion Reactors Other Neutron Irradiation Resistant at High Temperatures
Heat Exchanger Tube Conductivity (Thermal) Thermal Conductivity
Heat Exchanger Tube Corrosion Resistance Corrosion Resistance
Heat Exchanger Tube Mechanical Properties Moderate Strength
Heat Exchanger Tube Mechanical Properties Retains Strength at High Temperatures
Heat Sinks Conductivity (Thermal) Thermal Conductivity
Heat Sinks Corrosion Resistance Corrosion Resistance
Heat Sinks Creep Properties High Temperature Creep Resistant
Heat Sinks Mechanical Properties Moderate Strength
Plasma Generator Parts Conductivity (Electrical) Electrical Conductivity
Plasma Generator Parts Conductivity (Thermal) Thermal Conductivity
Plasma Generator Parts Corrosion Resistance Corrosion Resistance
Plasma Generator Parts Friction & Wear Properties Wear Resistance
Plasma Generator Parts Welding Characteristics Arc Erosion Resistant
Plastic Mold Components Conductivity (Thermal) Thermal Conductivity
Plastic Mold Components Corrosion Resistance Corrosion Resistance
Plastic Mold Components Friction & Wear Properties Wear Resistance
Plastic Mold Components Mechanical Properties Creep Resistance
Plastic Mold Components Mechanical Properties Moderate Strenght
Plastic Mold Components Mechanical Properties Retains Strength at High Temperatures
Resistance Welding Electrodes Conductivity (Electrical) Electrical Conductivity
Resistance Welding Electrodes Conductivity (Thermal) Thermal Conductivity
Resistance Welding Electrodes Corrosion Resistance Oxidation Resistance
Resistance Welding Electrodes Softening Resistance Resistance to Thermal Softening
Rocket Engine Test Fixtures Conductivity (Thermal) Thermal Conductivity
Rocket Engine Test Fixtures Mechanical Properties Retains Strength at High Temperatures
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No Corrosion Properties Available.