Chemical Composition Base Element Fe (Iron) C (Carbon) 0.15 % (maximum) Cr (Chromium) 11.5 to 14 % Cu (Copper) 0.5 % (maximum) Fe (Iron) 81.1 to 88.5 % (estimate) Mn (Manganese) 1 % (maximum) Mo (Molybdenum) 0.5 % (maximum) Ni (Nickel) 1 % (maximum) P (Phosphorus) 0.04 % (maximum) S (Sulfur) 0.04 % (maximum) Si (Silicon) 1.5 % (maximum) V (Vanadium) 0.05 % (maximum) W (Tungsten) 0.1 % (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. Mechanical Properties Yield Strength 760 to 895 MPa Ultimate Tensile Strength 965 to 1170 MPa Elongation 10 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family High-Alloy Steel (Corrosion and Heat Resistant, Stainless, and Nickel Steels) Alloy Group Martensitic stainless steel Alloy Sub-Group CA-15/ CA-40 grades Country USA Standards Body ASTM (USA) Description Castings, norm and tempered, QT, for pressure-containing parts Alternate Name formerly CA15A Designation CA15A Specification Type Standard Specification ASTM A487/A487M-93 Specification Year 2003 Specification Status Active Specification Status Notes active 2003 Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Available forms Casting Similar Alloys Click here to find similar alloys Links Organizations American Society for Testing and Materials (ASTM)
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Chemical Composition

Base Element

Fe (Iron)