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BS S154 Aerospace Steel BarBS S154

Aerospace Steel Bar

BS S154 aerospace steel bar is a a 2½% Nickel-Chromium-Molybdenum steel generally available in bars and forgings with a tensile strength(Rm) of 880-1080 N/mm².

It is the British aerospace equivalent ot 826M31 (EN25) and is generally supplied as bright bar in the generally heat treated and cold drawn condition. With high tensile and yield strength, BS S154 finds many uses in the aerospace sector and as a general engineering alloy. The material also benefits from good toughness, good creep resistance and can be used in higher temperature applications.

Key Features:

BS S154 aerospace steel bar is a high tensile and high yield steel product. It is a good general engineering alloy with widespread applications. BS S154 is the British Aerospace equivalent specification to 826M31 (EN25).

Technical Assistance

Our knowledgeable staff and resident metallurgists will be pleased to assist you further on any technical topic. Smiths Metal Centres Limited also boasts an in-house UKAS Accredited Testing Laboratory which is unique within the multi-metal and plastic stockholding sector. We believe this underlines our total commitment to quality and our ethos of being the complete service provider.

Download BS S154 Aerospace Steel Bar Datasheet

Typical Applications:

  • Shafts and gears
  • Boiler support rods
  • Bolts and nuts
  • Fasteners
  • Mechanical parts
  • Connecting rods

We offer BS S154 aerospace steel in bar and forgings.


We offer processing options throughout the Group with over thirty power saws available to cut your material to size. It is just as economical for us to cut a single one off blank to large production runs.

Pick a Product

To find out more about Smiths Metal Centres extensive range of high quality aerospace steel bars, click on one of our products on the side menu of this web page.

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on 0845 527 3331 or click here to contact us.