Find suppliers for this alloyC72600
Chemical Composition
(1) Cu + Sum of Named Elements 99.7% min. (2) Cu value includes Ag. (3) Ni value includes Co.
Min (%)
Max (%)
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.2% Offset
YS-0.5% Ext
Rockwell F scale
Fatigue Strength**
Section Size
Cold Work
Flat Products1/2 HardH0282   Typ
79   Typ
4   Typ
1/2 Hard and Precipitation Heat TreatedTH02100   Typ
72   Typ
12   Typ
3/4 Hard and Precipitation Heat TreatedTH03101   Typ
95   Typ
90   Typ
6   Typ
48   Typ
42   Typ
SpringH08100   Typ
99   Typ
1   Typ
WireSuper SpringH14154   Typ
117   Typ
50   Typ
* Measured at room temperature, 68°F (20°C). ** Fatigue Strength: 100 x 106 cycles, unless indicated as [N] x 106.
Physical Properties
(1) Aged condition.
Melting Point - Liquidus°F1950
Melting Point - Solidus°F1770
Densitylb/cu in. at 68°F0.321
Specific Gravity8.89
Electrical Conductivity% IACS at 68°F15(1)
Modulus of Elasticity in Tensionksi16000
Fabrication Properties
Technique Suitability
Gas Shielded Arc WeldingExcellent
Spot WeldExcellent
Seam WeldExcellent
Butt WeldExcellent
Capacity for Being Cold WorkedExcellent
Capacity for Being Hot FormedGood
Common Fabrication Processes
  • Bending
  • Blanking
  • Coining
  • Cold Heading
  • Drawing
  • Forming
  • Roll Threading and Knurling
  • Stamping
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Hot Treatment12001600
Typical uses
Product Category Product Reason Category Reason
ElectricalConnectorsCorrosion ResistanceCorrosion Resistance
ConnectorsCorrosion ResistanceResistant to Oxidation
ConnectorsForming CharacteristicsFormability
ConnectorsMechanical PropertiesHigh Strength
IndustrialCoil SpringsCorrosion ResistanceCorrosion Resistance
Coil SpringsForming CharacteristicsFormability
Coil SpringsMechanical PropertiesHigh Modulus of Elasticity
Coil SpringsMechanical PropertiesHigh Strength
SpringsCorrosion ResistanceCorrosion Resistance
SpringsForming CharacteristicsFormability
SpringsMechanical PropertiesHigh Modulus of Elasticity
SpringsMechanical PropertiesHigh Strength
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.