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Plumbing Copper Tubes – BS EN 1057

Material Analysis

  • Material Grade Phosphorus de-oxidised copper; Cu-DHP or CW024A as defined in BS EN 1976.
  • Minimum Copper Content 99.90 % (including silver)
  • Phosphorus 0.015-0.040 %
  • Total Impurity Maxima 0.060 % (excluding phosphorus and silver)
  • The melting point of copper is 1083ÂșC and it has a density of 8.9 gm/cc
  • Packaging
  • All tubes are bundle tied, 15-28mm (TX) are Yellow end capped in tubes of 10 (UK market only).
  • Marking

Sizes 15 - 54mm copper tubes are stamped with:

  • Tube size
  • Kitemark
  • EN 1057
  • Temper
  • Manufacturer
  • Date (quarter)

Sizes 67mm and above are stamped at either end of the tube.

Mechanical Properties

 

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