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Phosphor bronze contains a mixture of copper, tin and phosphorous.

The alloys have excellent formability, and high corrosion resistance values.

In addition, Phosphor bronze have leading spring and fatigue resistance value.


Phosphor bronze alloys primarily used for Electrical applications, Bushings, Bearings, Shafts, Gears, and Valve parts.



MTS carries the following alloys – C510, C544.


Phosphor bronze is available in sheet, strip, plate, wire, rod and bar forms.


Phosphor Bronze specifications –


  • ASTM B139

  • ASTM B140  

  • QQ-B-750 

  • SAE J461

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