C67400 Manganese Bronze Alloy

C67400 manganese bronze is a wrought alloy we have available at Diversified Bronze. It is known for its high strength and resistance to corrosion. Because of its durability, manufacturers often use it in heavy-duty mechanical components.

The industrial sector uses C67400 frequently for applications requiring high speeds and heavy loads. Common applications include:

  • Manganese Bronze Bushings
  • Manganese Bronze Cams
  • Manganese Bronze Gears
  • Manganese Bronze Shafts
  • Manganese Bronze Chain Guides
  • Manganese Bronze Wear Plates

Diversified Bronze has solid and cored manganese bronze bars in 144" lengths. Other lengths and non-standard sizes are available.

Technical Details

C67400 is made up of 58.5% copper, 36.5% zinc, 2.8% manganese, 1.2% aluminum, and 1% tin. The best welding techniques include:

  • Brazing
  • Butt
  • Gas-Shileded Arc
  • Seam
  • Soldering
  • Spot

C67400 Manganese Bronze Alloy Properties

Physical
Property
Imperial
Metric
Density
0.312 lb/in
8.63 g/cm3
 
Mechanical
Property
Imperial
Metric
Rockwell B Hardness
80
80
Tensile strength
75000 psi
515 MPa
Yield strength
40,000 psi
275 MPa
Fracture strain
28%
28%
Machinability
60
60
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)
11.0 µin/in°F
19.8 µm/m°C
Thermal conductivity (@20.0°C/68°F)
58.0 BTU in/hr.ft².°F
100.4 W/mK