S154 SMITHS | Alldatasheet
Document overview
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Technical content
Service.Quality.Value. TypicalApplications
- Shaftsandgears
- Boilersupportrods
- Boltsandnuts
- Fasteners
- Mechanicalparts
- Connectingrods ProductDescription BSS154aerospacesteelbarisaa2½%Nickel-Chromium- Molybdenumsteelgenerallyavailableinbarsandforgings withatensilestrength(Rm)of880-1080N/mm².Itisthe Britishaerospaceequivalentto826M31(EN25)andis generallysuppliedasbrightbarinthegenerallyheat treatedandcolddrawnconditio n.Withhightensileand yieldstrength,BSS154findsmany usesintheaerospace sectorandasageneralengineeringalloy.Thematerialalso benefitsfromgoodtoughness,goodcreepresistanceand canbeusedinhighertemperature applications. AerospaceSteelBar KeyFeatures
- 2½% Nickel chromium molybdenum steel
- Tensile strength (Rm) of 880 - 1080 N/mm²
- High tensile and yield strength
- British aerospace equivalent to 826M31 (EN25)
- A good general engineering alloy with widespread
applications
ChemicalComposition(weight%) Weight(%) C Si Mn P S Cr Mo Ni MechanicalProperties Tensilestrength: 880-1280N/mm 2 ProofStressRp0.2, 690min Elongation(%): 12min Impacts 40ftlbf Hardness(Brinell) 255-321HB Technical Assistance Our knowledgeable staff backed up by our resident team of qualified metallurgists and engineers, will be pleased to assist further on any technical topic. Availability Bar UK Service Centres: Quality & Testing: All information in our data sheet is based on approximate testing and is stated to the best of our knowledge and belief. It is presented apart from contractual obligations and does not constitute any guarantee of properties or of processing or application possibilities in individual cases. Our warranties and liabilities are stated exclusively in our terms of trading. © Smiths Metal Centres 2023 Smiths Belfast Smiths Biggleswade Smiths Birmingham Smiths Bristol Smiths Chelmsford Smiths Gateshead Smiths Horsham Smiths Leeds Smiths Manchester Smiths Norwich Smiths Nottingham Smiths Redruth Smiths Verwood Main Office 02895 908 897 01767 604 704 0121 728 4940 0117 971 2800 01245 466 664 0191 469 5428 01403 261 981 0113 307 5167 0161 794 8650 01603 789 878 0115 925 4801 01209 315 512 01202 824 347 www.smithmetal.com info@smithmetal.com0845 527 3331