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Master Bond adhesives

Copper, UNS C43500, OSO25 Temper flat products
Categories: Metal; Nonferrous Metal; Copper Alloy

Material Notes: Good to excellent corrosion resistance. Excellent cold workability for forming and bending.

Applications: bourdon tubing and musical instruments.

Test specimen: flat products - 1mm thickness.

Key Words: ISO CuZn19Sn, CEN CW701R, 205 brass
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Physical PropertiesMetricEnglishComments
Density 8.66 g/cc0.313 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell F 7070
Hardness, Rockwell 30T 3131
Tensile Strength, Ultimate 340 MPa49300 psi
Tensile Strength, Yield 125 MPa
@Strain 0.5 %
18100 psi
@Strain 0.5 %
Elongation at Break 46 %46 %In 50 mm
Modulus of Elasticity 110 GPa16000 ksi
Poissons Ratio 0.380.38calculated
Machinability 30 %30 %UNS C36000 (free-cutting brass) = 100%
Shear Modulus 40.0 GPa5800 ksi
Shear Strength 250 MPa36300 psi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00000620 ohm-cm
@Temperature 20.0 °C
0.00000620 ohm-cm
@Temperature 68.0 °F
 
Thermal PropertiesMetricEnglishComments
CTE, linear 19.4 µm/m-°C
@Temperature 20.0 °C
10.8 µin/in-°F
@Temperature 68.0 °F
Specific Heat Capacity 0.380 J/g-°C0.0908 BTU/lb-°F
Melting Point 965 - 1005 °C1770 - 1841 °F
Solidus 965 °C1770 °F
Liquidus 1005 °C1841 °F
 
Component Elements PropertiesMetricEnglishComments
Copper, Cu 79 - 83 %79 - 83 %
Iron, Fe <= 0.050 %<= 0.050 %
Lead, Pb <= 0.10 %<= 0.10 %
Other, total <= 0.15 %<= 0.15 %
Tin, Sn 0.60 - 1.2 %0.60 - 1.2 %
Zinc, Zn 18.1 %18.1 %

References for this datasheet.

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Copper, UNS C43500

MC43500b2 / 11356

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