Alloy 718 – High strength corrosion resistant alloy

Alloy 718 is a high yield, corrosion resistant alloy from Broder Metals Group. Typical applications range from engine parts to fasteners within aerospace and oil and gas markets.

Alloy 718

Alloy 718 Specifications and Stock

Broder Metals Group stocks Alloy 718 in sizes from 1/2″ (12.7 mm) to 4″ (101.6 mm) backed up by key sizes above this core range. Our stock is bought to API 6A 718 and NACE and as such meets most application uses for the oil industry to maximise resistance to stress corrosion cracking or treated to give maximum strength and high creep resistance and weldability.

Our experience enables us to stock and supply alloy 718 round bar to the full range of the following specifications:

  • API 6A 718 (December 2009)
  • ASTM B637
  • AMS 5662
  • AMS 5663
  • UNS N07718
  • NACE MR0175 / ISO 15156-3

Broder Metals provide this alloy with our global same day quote, next day dispatch service.  All 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 718 information sheet here.


Alloy 718 is prevalent within oil and gas and aerospace markets.

Ideal applications are:

  • within oil tools
  • gate valves
  • choke stems
  • fasteners
  • turbines
  • engine parts

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