High Strength Copper Nickel: B7 Bolting Material

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.BMG-HSCN B7 Bolting Material

High Strength Copper Nickel (B7 Bolting Material) Specifications

DTD900 / 4805



WK 2.1504

The material is defined as API Class AA and PSL 3. The material is readily machineable. The difference between Standard and Enhanced High Strength Copper Nickel is the higher guaranteed minimum mechanical properties.

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

Broder Metals provide these alloys with our global same day quote, next day dispatch service.  All of our metals are fully traceable for your confidence, with clear certification delivered electronically or sent with the material as requested.  For further information contact us or download our technical 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.

For our complete stock make an enquiry or download our product brochure here