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-Shielded Arc
  • Seam
  • Soldering
  • Spot

C67400 Manganese Bronze Alloy Properties

Physical
Property Imperial Metric
Density 0.312 lb/in³ 8.63 g/cm³
Mechanical
Property Imperial Metric
Rockwell B Hardness 80 80
Tensile strength 75000 psi 515 MPa
Yield strength 40000 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