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Formula: Cu 63/Zn 37
Form: Tube
Material: Brass
Commodity: Alloys
Brass Tube (Cu63/Zn37) is a copper-zinc alloy tubing product offered in Goodfellow's range of metal products. With 114 size variations, Brass Tube provides options for precision tubing applications. The combination of strength, workability, and corrosion resistance makes brass tubing suitable for fluid transport in valves, fittings, and instrumentation. With an array of dimensions, Goodfellow's Brass Tube (Cu63/Zn37) offers versatility across industrial, scientific, and artistic uses.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Tube
Outside Diameter =<2mm ±0.05mm
Outside Diameter 2mm - 5mm ±0.1mm
Outside Diameter >5mm ±5%
Wall Thickness ±10%

Material Properties for Alloys

Mechanical Properties
Element Value
Hardness - Brinell 65-136
Elongation at break( % ) 55
Modulus of elasticity( GPa ) 95-110
Shear strength( MPa ) 280-310
Tensile strength( MPa ) 330-500
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 6.2-6.6
Temperature coefficient( K⁻¹ ) 0.0016-0.0017
Thermal Properties
Element Value
Melting point( C ) 900-920
Thermal conductivity( W m⁻¹ K⁻¹ ) 125@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 19-20.5@20-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 8.45

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