Naval Brass C464 (C464)

Basic Properties

Alloy Type
Designation C464
Density 8.41 g/cm³
Melting Point 900-940°C

Composition

Element Percentage

Description

Brass alloy with tin addition to improve corrosion resistance, especially dezincification resistance.
Density 8.41 g/cm³
Electrical Resistivity 6.4 μΩ·cm
Tensile Strength 379-586 MPa
Yield Strength 172-455 MPa
Elongation 17-50%
Hardness 73-140 HB
Machinability Good - machines well with proper speeds and cutting fluids
Melting Point 900-940°C
Thermal Conductivity 109 W/(m·K)
Thermal Expansion 20.0 μm/(m·K)
Heat Treatment Stress relief at 250-300°C, annealing at 425-650°C
Heat Treatment Stress relief at 250-300°C, annealing at 425-650°C
Corrosion Resistance Good - tin addition inhibits dezincification, suitable for marine environments

Applications

Marine hardware, propeller shafts, valve stems, pump rods, condenser plates

History

Developed for naval applications requiring dezincification resistance.