DEFSTAN 02-837 (C106)

Defence Standard phosphorus deoxidised copper.

This Defence Standard (DEF STAN) 02-837 specifies the requirements for the manufacture, inspection, testing and supply of copper tubes that meet the requirements for phosphorus deoxidised non-arsenical copper conforming to the chemical composition of BS EN 12449:1999, CW024A.

C106/CW024A is phosphorous de-oxidised non-arsenical copper that is 99.9% pure.


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Related Specifications

C106/CW024A Copper corresponds to the following designations but may not be a direct equivalent:

  • UNS C12200
  • ISO Cu-DHP

Properties

Chemical Composition

Applications

  • Refrigeration
  • Gutters and roofing
  • Gas plants
  • Hydraulic, air and oil lines
  • Air Conditioning and refrigeration
  • Heater units and burners tubes
  • Plumbing pipe and fittings

Characteristics

  • Good thermal conductivity
  • Non-magnetic & spark resistant
  • Good electrical conductivity
  • Good corrosion resistance
  • Outstanding formability
  • Excellent joining properties
  • Ideal for plating and polishing

Additional Information

Weldability

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