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Chemical Composition
Elements
Cu(1,2) Fe Cd
(1) Cu + Sum of Named Elements 99.5% min.
(2) Cu value includes Ag.
Min (%) 0.7
Max (%) Rem 0.02 1.2
Mechanical Properties *
Form Temper Temper Code Tensile Strength
(ksi)
YS-0.2% Offset
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell B scale Rockwell F scale Shear Strength
(ksi)
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 Extra Spring H10 72 Typ
59 Typ
1 Typ
75 Typ
0.04
Hard H04 60 Typ
45 Typ
5 Typ
64 Typ
0.04
Nominal Grain Size 0.025 mm OS025 35 Typ
11 Typ
52 Typ
54 Typ
0.04
Spring H08 64 Typ
3 Typ
73 Typ
0.04
Flat Products & Wire Spring H08 80 Typ
66 Typ
2 Typ
0.08
Flat Products, Rod & Bar Hard H04 73 Typ
69 Typ
9 Typ
0.5
Hard H04 60 Typ
45 Typ
5 Typ
0.04
Hard H04 70 Typ
55 Typ
6 Typ
0.08
Rod 1/2 Hard H02 58 Typ
45 Typ
12 Typ
65 Typ
0.5 25
Hard H04 73 Typ
70 Typ
69 Typ
9 Typ
73 Typ
56 Typ
30 Typ 0.5
Nominal Grain Size 0.050 mm OS050 35 Typ
6.8 Typ
7 Typ
56 Typ
46 Typ
27 Typ
15 Typ 0.5
Wire Hard H04 70 Typ
55 Typ
6 Typ
0.08
Hard Drawn H80 100 Typ
1 Typ
0.01 99
Hard Drawn H80 88 Typ
1.5 Typ
0.08 96
Nominal Grain Size 0.025 mm OS025 38 Typ
12 Typ
50 Typ
0.08
Spring H08 80 Typ
66 Typ
2 Typ
0.08
Physical Properties
Melting Point - Liquidus°F 1969
Melting Point - Solidus°F 1886
Densitylb/cu in. at 68°F 0.321
Specific Gravity 8.89
Electrical Conductivity% IACS at 68°F 90
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 208
Coefficient of Thermal Expansion 68-21210 to -6 power per °F (68 – 212°F) 9.4
Coefficient of Thermal Expansion 68-39210 to -6 power per °F (68 – 392°F) 9.6
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 9.8
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 17000
Modulus of Rigidityksi 6400
Fabrication Properties
Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Good
Gas Shielded Arc Welding Good
Coated Metal Arc Welding Not Recommended
Spot Weld Not Recommended
Seam Weld Not Recommended
Butt Weld Good
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Formed Good
Machinability Rating 20
Common Fabrication Processes
  • Drawing
  • Etching
  • Forming and Bending
  • Heading and Upsetting
  • Hot forging
  • Piercing
  • Punching
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing 800 1400
Hot Working Temperature 1400 1600
Typical uses
Product Category Product Reason Category Reason
Consumer Electric Blanket Elements Conductivity (Electrical) Electrical Conductivity
Electric Blanket Elements Conductivity (Thermal) Thermal Conductivity
Electric Blanket Elements Mechanical Properties High Strength
Electric Blanket Elements Mechanical Properties Spring Properties
Electrical Cable Wrap Conductivity (Electrical) Electrical Conductivity
Cable Wrap Conductivity (Thermal) Thermal Conductivity
Cable Wrap Corrosion Resistance Corrosion Resistance
Cable Wrap Mechanical Properties Moderate Strength
Cable Wrap Solderability Solderability
Clamps Conductivity (Electrical) Electrical Conductivity
Clamps Conductivity (Thermal) Thermal Conductivity
Clamps Corrosion Resistance Corrosion Resistance
Clamps Mechanical Properties Moderate Strength
Connectors Conductivity (Electrical) Electrical Conductivity
Connectors Conductivity (Thermal) Thermal Conductivity
Connectors Corrosion Resistance Corrosion Resistance
Connectors Mechanical Properties Moderate Strength
Connectors Solderability Solderability
Connectors Welding Characteristics Arc Erosion Resistant
Contacts Conductivity (Electrical) Electrical Conductivity
Contacts Conductivity (Thermal) Thermal Conductivity
Contacts Corrosion Resistance Corrosion Resistance
Contacts Mechanical Properties Moderate Strength
Contacts Solderability Solderability
Current Carrying Rings Conductivity (Electrical) Electrical Conductivity
Current Carrying Rings Conductivity (Thermal) Thermal Conductivity
Current Carrying Rings Corrosion Resistance Corrosion Resistance
Current Carrying Rings Mechanical Properties Moderate Strength
Current Carrying Rings Welding Characteristics Arc Erosion Resistant
Fittings Corrosion Resistance Corrosion Resistance
Fittings Mechanical Properties Moderate Strength
Fuse Clips Conductivity (Electrical) Electrical Conductivity
Fuse Clips Conductivity (Thermal) Thermal Conductivity
Fuse Clips Corrosion Resistance Corrosion Resistance
Fuse Clips Mechanical Properties High Strength
Fuse Clips Softening Resistance Resistance to Thermal Softening
Fuse Clips Thermal Properties Resistance to Stress Relaxation
Heating Pad Elements Conductivity (Electrical) Electrical Conductivity
Heating Pad Elements Conductivity (Thermal) Thermal Conductivity
Heating Pad Elements Forming Characteristics Formability
Heating Pad Elements Mechanical Properties Moderate Strength
High Strength Transmission Lines Conductivity (Electrical) Electrical Conductivity
High Strength Transmission Lines Conductivity (Thermal) Thermal Conductivity
High Strength Transmission Lines Corrosion Resistance Corrosion Resistance
High Strength Transmission Lines Mechanical Properties High Strength
Rail bands Conductivity (Electrical) Electrical Conductivity
Rail bands Conductivity (Thermal) Thermal Conductivity
Rail bands Corrosion Resistance Corrosion Resistance
Rail bands Mechanical Properties Moderate Strength
Rail bands Welding Characteristics Arc Erosion Resistant
Resistance and Spot Welding Electrodes Conductivity (Electrical) Electrical Conductivity
Resistance and Spot Welding Electrodes Conductivity (Thermal) Thermal Conductivity
Resistance and Spot Welding Electrodes Corrosion Resistance Oxidation Resistance
Resistance and Spot Welding Electrodes Softening Resistance Resistance to Thermal Softening
Spring Contacts Conductivity (Electrical) Electrical Conductivity
Spring Contacts Conductivity (Thermal) Thermal Conductivity
Spring Contacts Corrosion Resistance Corrosion Resistance
Spring Contacts Mechanical Properties High Modulus of Elasticity
Spring Contacts Mechanical Properties Moderate Strength
Spring Contacts Solderability Solderability
Spring Contacts Welding Characteristics Arc Erosion Resistant
Switch Gear Conductivity (Electrical) Electrical Conductivity
Switch Gear Conductivity (Thermal) Thermal Conductivity
Switch Gear Corrosion Resistance Corrosion Resistance
Switch Gear Mechanical Properties Moderate Strength
Switch Gear Softening Resistance Resistance to Thermal Softening
Switch Gear Thermal Properties Resistance to Stress Relaxation
Tinsel for the Telephone Industry Conductivity (Electrical) Electrical Conductivity
Tinsel for the Telephone Industry Conductivity (Thermal) Thermal Conductivity
Tinsel for the Telephone Industry Corrosion Resistance Corrosion Resistance
Tinsel for the Telephone Industry Mechanical Properties Moderate Strength
Trolley Wire Conductivity (Electrical) Electrical Conductivity
Trolley Wire Conductivity (Thermal) Thermal Conductivity
Trolley Wire Corrosion Resistance Corrosion Resistance
Trolley Wire Mechanical Properties Moderate Strength
Trolley Wire Mechanical Properties Spring Properties
Wave Guide Cavities Conductivity (Electrical) Electrical Conductivity
Wave Guide Cavities Conductivity (Thermal) Thermal Conductivity
Wave Guide Cavities Corrosion Resistance Corrosion Resistance
Wave Guide Cavities Solderability Solderability
Wire for Telephone Cord Sets Conductivity (Electrical) Electrical Conductivity
Wire for Telephone Cord Sets Conductivity (Thermal) Thermal Conductivity
Wire for Telephone Cord Sets Corrosion Resistance Corrosion Resistance
Wire for Telephone Cord Sets Mechanical Properties Moderate Strength
Wire for Telephone Cord Sets Mechanical Properties Spring Properties
Industrial Back Up Bars Conductivity (Electrical) Electrical Conductivity
Back Up Bars Conductivity (Thermal) Thermal Conductivity
Back Up Bars Corrosion Resistance Corrosion Resistance
Back Up Bars Mechanical Properties Moderate Strength
Back Up Bars Mechanical Properties Retains Strength at High Temperatures
Back Up Bars Welding Characteristics Arc Erosion Resistant
Resistance Welding Tips Conductivity (Electrical) Electrical Conductivity
Resistance Welding Tips Conductivity (Thermal) Thermal Conductivity
Resistance Welding Tips Softening Resistance Resistance to Softening
Resistance Welding Tips Welding Characteristics Resistance to Deformation During Resistance Welding
Structural Parts in Resistance Welding Machines Conductivity (Electrical) Electrical Conductivity
Structural Parts in Resistance Welding Machines Conductivity (Thermal) Thermal Conductivity
Structural Parts in Resistance Welding Machines Corrosion Resistance Corrosion Resistance
Structural Parts in Resistance Welding Machines Mechanical Properties Moderate Strength
Applicable Specifications
Form Specific Sub-Form Application System Standard Description
Bar SAE J461 WROUGHT AND CAST COPPER ALLOYS
SAE J463 WROUGHT COPPER AND COPPER ALLOYS
Forgings Forgings SAE J463 WROUGHT COPPER AND COPPER ALLOYS
Forgings SAE J461 WROUGHT AND CAST COPPER ALLOYS
Rod
SAE J463 WROUGHT COPPER AND COPPER ALLOYS
SAE J461 WROUGHT AND CAST COPPER ALLOYS
Wire ASTM B105 HARD-DRAWN COPPER ALLOY WIRES FOR ELECTRICAL CONDUCTORS
MILITARY MIL-W-82598 WIRE, COPPER-CADMIUM ALLOY
ASTM B624 HIGH-STRENGTH, HIGH-CONDUCTIVITY COPPER ALLOY WIRE FOR ELECTRONIC APPLICATIONS
Corrosion Properties

No Corrosion Properties Available.