Chemical Composition Base Element Fe (Iron) C (Carbon) 0.75 to 0.9 % Cr (Chromium) 19 to 21 % Fe (Iron) 72.9 to 77.5 % (estimate) Mn (Manganese) 0.8 % (maximum) Ni (Nickel) 1 to 1.7 % P (Phosphorus) 0.04 % (maximum) S (Sulfur) 0.04 % (maximum) Si (Silicon) 1.75 to 2.6 % 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 122 ksi Ultimate Tensile Strength 136 ksi Elongation 15.5 % strain 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 Miscellaneous martensitic steel Country USA Standards Body SAE (USA) Description Engine poppet valve, martensitic. Alternate Name formerly HNV 6, commercially Sil XB Designation S65006 Specification Type Standard Specification SAE J775 Specification Year 1993 Specification Status Active Specification Status Notes active 1993 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 SAE, International (SAE) (SAE J)
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Chemical Composition