Find suppliers for this alloyC44730
Chemical Composition
(1) Cu + Sum of Named Elements 99.5% min. (2) Ni value includes Co.
Min (%).5027.0.8.10
Max (%)Rem.051.531.
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.2% Offset
Flat Products & Rod1/2 HardH0281.0   Min
88.0   Typ
95.0   Max
66.0   Min
74.0   Typ
12   Typ
1/4 HardH0175.0   Min
82   Typ
89.0   Max
50.0   Min
60.0   Typ
15   Typ
3/4 HardH0389.0   Min
96.0   Typ
104.0   Max
78.0   Min
85.0   Typ
8   Typ
Anneal to Temper - 1/8 HardO8063.0   Min
72.0   Typ
81.0   Max
43.0   Min
50   Typ
25   Typ
Extra HardH06104.0   Min
111.0   Typ
118.0   Max
95.0   Min
102.0   Typ
2   Typ
Extra SpringH10115.0   Min
122.0   Typ
129.0   Max
106.0   Min
112.0   Typ
HardH0498.0   Min
105.0   Typ
112.0   Max
89.0   Min
95.0   Typ
4   Typ
SpringH08111.0   Min
117.0   Typ
124.0   Max
100.0   Min
107.0   Typ
1   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1780
Melting Point - Solidus°F1700
Densitylb/cu in. at 68°F0.308
Specific Gravity8.53
Electrical Conductivity% IACS at 68°F21
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F67
Modulus of Elasticity in Tensionksi17600
Magnetic Permeability1
Poisson's Ratio0.34
Fabrication Properties
Technique Suitability
Oxyacetylene WeldingGood
Gas Shielded Arc WeldingFair
Coated Metal Arc WeldingNot Recommended
Spot WeldExcellent
Seam WeldNot Recommended
Butt WeldGood
Capacity for Being Cold WorkedGood
Capacity for Being Hot FormedFair
Forgeability Rating75
Machinability Rating40
Fabrication Process Properties

No fabrication process properties for this alloy

Thermal Characteristics

No thermal characteristics for this alloy

Typical uses
Product Category Product Reason Category Reason
AutomotiveElectrical Connectors - Automotive
ElectricalAutomotive Electronic Connectors
Conductors, Electrical and Thermal, High Strength
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.