C48500 Naval Brass, High Leaded Bronze Alloy

C48500 high-leaded naval brass is ideal for applications needing electrical and thermal conductivity. This wrought alloy has good corrosion resistance, making it suitable for marine applications. In addition, it is good for machining and hot forging.

C48500 is often used for fasteners and in the industrial and marine industries. Common applications include:

  • Naval Brass Gears
  • Naval Brass Light Bearings
  • Naval Brass Marine Hardware
  • Naval Brass Screw Machine Parts
  • Naval Brass Seawater Valve Stems
  • Naval Brass Valve Stems

Diversified Bronze has solid and cored bars and plates available. Talk with a representative about your specific needs.

Technical details

C48500 is made up of 60% copper, 37.5% zinc, 1.75% lead, and 0.75% tin. The best welding techniques include:

  • Brazing
  • Butt
  • Soldering

C48500 Naval Brass, High Leaded Alloy Properties

Physical
Property
Imperial
Metric
Density
0.305 lb/in
8.44 g/cm3
 
Mechanical
Property
Imperial
Metric
Rockwell B Hardness
82
82
Tensile strength
55000-77000 psi
379-531 MPa
Yield strength
24900-52900 psi
172-365 MPa
Fracture strain
40%
40%
Machinability
70
70
Elastic modulus
16969 ksi
117 GPa
Poisson's ratio
0.34
0.34
 
Thermal
Property
Imperial
Metric
Thermal expansion coefficient (@20-300°C/68-572°F)
11.8 µin/in°F
21.2 µm/m°C
Thermal conductivity (@20.0°C/68°F)
805 BTU in/hr.ft².°F
116 W/mK