UNS C12900 Fire-Refined Tough Pitch Copper Shapes - Mechanical Properties

Fire-refined tough pitch copper UNS C12900 has a copper content of not less than 99.88%.

The following table shows the mechanical properties of UNS C12900 shapes as a function of heat treatment and thickness.

Temper Thickness Tensile Str. Yield Str. Elong. Rockwell Shear Str.
B C F 30T
M20 12.7mm (0.5in) 221MPa (32ksi) 69MPa (10ksi) 50% - - 40 - 152MPa (22ksi)
M30 12.7mm (0.5in) 221MPa (32ksi) 69MPa (10ksi) 50% - - 40 - 152MPa (22ksi)
OS050 12.7mm (0.5in) 221MPa (32ksi) 69MPa (10ksi) 50% - - 40 - 152MPa (22ksi)

Equivalent materials to UNS C12900 copper alloy are the following:

  • ASTM B224
  • MIL B-20292

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