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Elmet Technologies

Architectural Bronze, UNS C38000
Categories: Metal; Nonferrous Metal; Copper Alloy; Brass; Bronze

Material Notes: This is technically a brass alloy (copper plus zinc) but is commonly known as architectural bronze in addition to low leaded brass. Information supplied by Dynacast.

Key Words: Nominal compostion Cu57Zn41Pb2; CDA 380; JIS H3250 C3604
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 8.40 g/cc0.303 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell B 130130
Tensile Strength, Ultimate 420 - 460 MPa60900 - 66700 psi
Tensile Strength, Yield 228 MPa
@Strain 0.2 %
33100 psi
@Strain 0.2 %
Elongation at Break 20 - 25 %20 - 25 %in 50 mm
Modulus of Elasticity 97.0 GPa14100 ksiUNS C38500
Poissons Ratio 0.310.31UNS C38500
Shear Modulus 37.0 GPa5370 ksiUNS C38500
Impact Test 16.3 J12.0 ft-lb
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000700 ohm-cm
@Temperature 20.0 °C
0.00000700 ohm-cm
@Temperature 68.0 °F
 
Thermal PropertiesMetricEnglishComments
CTE, linear 26.0 µm/m-°C
@Temperature 20.0 - 200 °C
14.4 µin/in-°F
@Temperature 68.0 - 392 °F
Specific Heat Capacity 0.380 J/g-°C0.0908 BTU/lb-°FUNS C38500
Thermal Conductivity 113 W/m-K
@Temperature 20.0 °C
784 BTU-in/hr-ft²-°F
@Temperature 68.0 °F
Melting Point 880 - 900 °C1620 - 1650 °F
Solidus 880 °C1620 °F
Liquidus 900 °C1650 °F
 
Component Elements PropertiesMetricEnglishComments
Aluminum, Al <= 0.50 %<= 0.50 %
Copper, Cu 55 - 60 %55 - 60 %
Iron, Fe <= 0.35 %<= 0.35 %
Lead, Pb 1.5 - 2.5 %1.5 - 2.5 %
Tin, Sn <= 0.30 %<= 0.30 %
Zinc, Zn 36.35 - 43.5 %36.35 - 43.5 %as remainder

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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MC38000b1 / 109235

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