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Copper Pipe

There are various alloys of Copper pipe and tube on the market. The term Copper Pipe or Copper Tube generally refer to high copper content (generally 99% or more) pipe or tube.
The applicable Standard is ASTM B42 for pipe sizes.
Trenton Pipe Nipple Company stocks Alloy 122 known as alloy UNS No. C12200 (previous designation is "DHP Copper") Seamless Pipe in Schedule 40 and 80 wall thicknesses. Alloy 122 is a phosphorus-deoxidized copper, with high residual phosphorus.

Alloy 122 - Chemical Composition

  • Copper (Cu) = 99.9%
  • Phosphorus (P) = 0.02%
  • Alloy 122 - Mechanical Properties
    Tensile Strength Yield Strength Elongation in 2"
    (ksi) (ksi) /50mm%
    32-55 69-345 45 -8
    For standard sizes and dimensional variations, such as Wall Thickness, Diameter tolerance and Roundness tolerance, please see ASTM B42.

    Copper Pipe/Tube Alloy

    Copper Pipe/tube alloy, such as Alloy 102, 103, and 120, are also available on a special order basis.
    Trenton Pipe Nipple Company does NOT provide engineering or application advice or information. The above information is provided as a general guideline or overview and is NOT intended to be a comprehensive statement of all the applicable technical information or data. There are numerous conditions, limiting factors and requirements set out in ASTM and other technical standards and publications which have not been discussed in these guidelines. Accordingly, the advice of a qualified engineer or other professional should be followed when choosing or applying a product. While the information provided is believed to be from reliable sources, Trenton Pipe Nipple Company is not responsible for errors and omissions in the information / data provided - users are strongly advised to consult qualified professionals.


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