Chemical Composition Base Element Fe (Iron) C (Carbon) 0.05 % (maximum) Cr (Chromium) 25 to 27 % Cu (Copper) 2.75 to 3.25 % Fe (Iron) 59.3 to 65.8 % (estimate) Mn (Manganese) 0.75 % (maximum) Mo (Molybdenum) 1.75 to 2.75 % N (Nitrogen) 0.1 % (maximum) Ni (Nickel) 4.75 to 6 % P (Phosphorus) 0.05 % (maximum) S (Sulfur) 0.05 % (maximum) Si (Silicon) 0.75 % (maximum) Composition Note Fe is listed as a Base element for this material, but its % value is not listed in the specification. The value shown is a calculated one. Other Information Material Class Ferrous Alloy Alloy Family High-Alloy Steel (Corrosion and Heat Resistant, Stainless, and Nickel Steels) Alloy Group Austenitic stainless steel Alloy Sub-Group CD/ CE grades Country United Kingdom Standards Body BSI (United Kingdom) Description Corrosion and heat-resistant steels. Designation ANC21 Specification Type Standard Specification BS 3146-2 Specification Year 1975 Specification Status Active Specification Status Notes active 1975 Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Available forms Wrought Similar Alloys Click here to find similar alloys Links Organizations British Standards Institution (BSI)
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Chemical Composition