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Elmet Technologies

Copper, UNS C40800, H10 Temper flat products
Categories: Metal; Nonferrous Metal; Copper Alloy
Material Notes: Good to excellent corrosion resistance. Excellent cold workability. Fabricated by blanking, stamping, and shearing.

Applications: electrical connectors.

Test specimen: flat products - 1mm thickness.

Inactive per the Copper Development Association.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Density 8.86 g/cc0.320 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell B >= 84>= 84
Hardness, Rockwell 30T >= 75>= 75
Tensile Strength, Ultimate >= 545 MPa>= 79000 psi
Tensile Strength, Yield  515 MPa
@Strain 0.5 %		74700 psi
@Strain 0.5 %
 580 MPa
@Strain 0.2 %		84100 psi
@Strain 0.2 %
Elongation at Break 3.0 %3.0 %In 50 mm
Modulus of Elasticity 110 GPa16000 ksiHard
Poissons Ratio 0.3410.341
Machinability 20 %20 %UNS C36000 (free-cutting brass) = 100%
Shear Modulus 41.0 GPa5950 ksi
Shear Strength 340 MPa49300 psi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000466 ohm-cm
@Temperature 20.0 °C		0.00000466 ohm-cm
@Temperature 68.0 °F
 
Thermal PropertiesMetricEnglishComments
CTE, linear 18.2 µm/m-°C
@Temperature 20.0 - 300 °C		10.1 µin/in-°F
@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.380 J/g-°C0.0908 BTU/lb-°F
Thermal Conductivity 160 W/m-K
@Temperature 20.0 °C		1110 BTU-in/hr-ft²-°F
@Temperature 68.0 °F
Melting Point 1038 - 1054 °C1900 - 1929 °F
Solidus 1038 °C1900 °F
Liquidus 1054 °C1929 °F
 
Processing PropertiesMetricEnglishComments
Annealing Temperature 450 - 675 °C842 - 1250 °F
Hot-Working Temperature 830 - 890 °C1530 - 1630 °F
 
Component Elements PropertiesMetricEnglishComments
Copper, Cu 95 %95 %
Tin, Sn 2.0 %2.0 %
Zinc, Zn 3.0 %3.0 %

References for this datasheet.

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