Find suppliers for this alloyC43500
Chemical Composition
(1) Cu + Sum of Named Elements 99.7% min.
Min (%)79.00.6
Max (%)
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.5% Ext
Rockwell B scale
Rockwell F scale
Rockwell 30T scale
Shear Strength
Torsion Modulus
Ultimate Tensile Strength in Shear
Section Size
Cold Work
Flat Products1/2 HardH0265   Typ
54   Typ
16   Typ
41   Typ
H0265   Typ
54   Typ
16   Typ
72   Typ
42   Typ
HardH0480   Typ
68   Typ
7   Typ
85   Typ
45   Typ
Nominal Grain Size 0.025 mmOS02549   Typ
18   Typ
46   Typ
70   Typ
31   Typ
5.8   Typ
36   Typ
TubeHardH0475   Typ
60   Typ
10   Typ
Hard DrawnH8075   Typ
60   Typ
10   Typ
Nominal Grain Size 0.035 mmOS03546   Typ
16   Typ
46   Typ
69   Typ
40   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1840
Melting Point - Solidus°F1770
Densitylb/cu in. at 68°F0.313
Specific Gravity8.66
Electrical Conductivity% IACS at 68°F28
Coefficient of Thermal Expansion 68-21210⁻⁶ per °F (68 – 212°F)10.8
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi16000
Modulus of Rigidityksi6000
Fabrication Properties
Technique Suitability
Oxyacetylene WeldingGood
Gas Shielded Arc WeldingFair
Coated Metal Arc WeldingNot Recommended
Spot WeldGood
Seam WeldNot Recommended
Butt WeldGood
Capacity for Being Cold WorkedExcellent
Capacity for Being Hot FormedFair
Machinability Rating30
Common Fabrication Processes
  • Bending
  • Forming
Thermal Characteristics

No thermal characteristics for this alloy

Typical uses
Product Category Product Reason Category Reason
ConsumerMusical InstrumentsAppearanceAppearance
Musical InstrumentsCorrosion ResistanceCorrosion Resistance
Musical InstrumentsMechanical PropertiesDuctility
Musical InstrumentsMechanical PropertiesModerate Strength
IndustrialBourdon TubingCorrosion ResistanceCorrosion Resistance
Bourdon TubingMechanical PropertiesDuctility
Bourdon TubingMechanical PropertiesModerate Strength
Bourdon TubingWelding CharacteristicsWeldability
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.