Chemical Composition Base Element Fe (Iron) C (Carbon) 0.16 to 0.25 % Cr (Chromium) 12 to 14 % Fe (Iron) 83.2 to 87.8 % (estimate) Mn (Manganese) 1.5 % (maximum) P (Phosphorus) 0.04 % (maximum) S (Sulfur) 0.03 % (maximum) Si (Silicon) 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 9.4e6 lbf/ft^2 (minimum) Ultimate Tensile Strength 1.09e7 to 1.98e7 lbf/ft^2 Elongation 10 % strain (minimum) Brinell Hardness 225 (maximum) Notes on Mechanical Properties 50 mm gauge 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 420 grades Country International Standards Body ISO (International) Description HR or CR martensitic stainless sheet/plate and strip for general purposes; heat-treated; mech props vary with product form and heat treatment. Designation X20Cr13 Specification Type Standard Specification ISO 16143-1 Specification Year 2004 Specification Status Active Specification Status Notes active 2004 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 International Organization for Standardization (ISO)
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Chemical Composition

Base Element

Fe (Iron)