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Copper Alloy, UNS C44250, H03 Temper, Flat Products
Categories: Metal; Nonferrous Metal; Copper Alloy

Material Notes: Temper: 3/4 Hard

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Physical PropertiesMetricEnglishComments
Density 8.58 g/cc0.310 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Vickers 160 - 200
@Load 0.500 kg
160 - 200
@Load 1.10 lb
Tensile Strength 531 - 607 MPa77000 - 88000 psi
Tensile Strength, Yield 441 - 579 MPa64000 - 84000 psi0.2% Offset
Elongation at Break >= 8.0 %>= 8.0 %
Tensile Modulus 110 GPa16000 ksi
Modulus of Rigidity 35.9 GPa5200 ksi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000690 ohm-cm0.00000690 ohm-cm25% IACS
 
Thermal PropertiesMetricEnglishComments
CTE, linear 20.2 µm/m-°C
@Temperature 20.0 - 300 °C
11.2 µin/in-°F
@Temperature 68.0 - 572 °F
Specific Heat Capacity 0.377 J/g-°C0.0900 BTU/lb-°F
Thermal Conductivity 9.08 W/m-K63.0 BTU-in/hr-ft²-°F
Melting Point <= 949 °C<= 1740 °F
Liquidus 949 °C1740 °F
 
Component Elements PropertiesMetricEnglishComments
Copper, Cu 73 - 76 %73 - 76 %
Iron, Fe <= 0.20 %<= 0.20 %
Lead, Pb <= 0.070 %<= 0.070 %
Nickel, Ni <= 0.20 %<= 0.20 %
Phosphorus, P <= 0.10 %<= 0.10 %
Tin, Sn 0.50 - 1.5 %0.50 - 1.5 %
Zinc, Zn 21.9 - 26.5 %21.9 - 26.5 %As Balance
 
Descriptive Properties
US EPA Registered AntimicrobialYes

References for this datasheet.

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MC44250x3 / 291985

Specialty Compounds RTP Company

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