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We are a world-class supplier of engineering raw materials. Our objective is to provide all our customers, from the small machine shop to the large multi-national corporation, a supply path that continuously delivers the highest levels of service, quality and value.
BS S99 aerospace steel bar is a nickel-chromium-molybdenum steel and is used for general aerospace use.
The alloy benefits from high tensile strength and good notch toughness and is used as a structural alloy in applications where surface pressure is apparent. The material is usually supplied in annealed or bright annealed condition. Applications for the alloy are widespread and is used as a general alloy in the aerospace sector. Smiths supplies BS S99 in bar which can be processed to your original size requirements.
BS S99 aerospace steel bar higher yield and tensile strength and is supplied in the annealed and bright annealed condition. With a wide range of applications, the alloy promotes good toughness and creep resistance.
Commercial applications for this engineering material include:
We stock S99 in flats, round bar, square bar and hexagon bar.
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.
A technical datasheet for S99 is available in PDF file format. To view and download, please click here.
We offer in-house processing options - for more information, please refer to our processing services.
Read our corporate brochure by clicking here.
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Steel Alloys → Aerospace Steel → Aerospace Steel Bar → S99