DTD900 High Strength Copper Nickel

  • DTD900 / 4805
  • C72400
  • CuNi14Al3
  • WK 2.1504

The material is defined as API Class AA and PSL 3.

Material of UK, US and European origin only.

Fully certified material, additional testing available.

Same day quote, next day dispatch

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Both High Strength Copper Nickel Standard and Enhanced are Ni Bronze products giving high strength and good corrosion resistance properties, and meeting the requirements of B7 bolting material. Both products achieve better tensile properties than other comparable NI Bronze products available.

Our stock range extends from 1” (25.4 mm) dia to 2.1/4” (57.15 mm) dia round bar.

DTD900 Chemical Composition

DTS900 HSCNYS - 0.2% offsetTensile StrengthElongation
< 65 mm dia
MPa min655828
Ksi min95120
Elongation in % D
MPa min555770
Ksi min80.5111
Elongation in 5D10%

DTD900 Mechanical Properties

DTD900 HSCN StandardYS - 0.2% offsetTensile StrengthElongation
< 65 mm dia
Mpa min621759
Ksi min90110
Elongation in 5D10%
> 65 mm dia
MPa min555770
Ksi min80.5111
Elongation in 5D10%

For more technical information download our DTD900 information sheet here


Suitable for oil & gas and marine applications, including:

  • Critical valve and pump components
  • high performance specification bearing bushes
  • shafts
  • high strength fasteners
  • subsea components for offshore oil & gas.

“Our philosophy: customer service first, second & third – quick response to requests for quote, same day / next day service on UK deliveries, long term relationships, and generally making the extra effort – all to earn our motto of “Global Reach, Personal Touch”

Mike Andrews


Proud Associates