Chemical Composition Base Element Fe (Iron) C (Carbon) 0.05 % (maximum) Cr (Chromium) 12 to 14 % Fe (Iron) 78.7 to 83.7 % (estimate) Mn (Manganese) 0.5 to 1 % Mo (Molybdenum) 0.3 to 1 % Ni (Nickel) 3.5 to 4.5 % P (Phosphorus) 0.04 % (maximum) S (Sulfur) 0.015 % (maximum) Si (Silicon) 0.7 % (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 1.36e7 lbf/ft^2 (minimum) Ultimate Tensile Strength 1.63e7 to 2.05e7 lbf/ft^2 Elongation 14 % strain (minimum) Other Information Material Class Ferrous Alloy Alloy Family High-Alloy Steel (Corrosion and Heat Resistant, Stainless, and Nickel Steels) Alloy Group Miscellaneous or unclassified Alloy Sub-Group Miscellaneous high-alloy steel Country International Standards Body ISO (International) Description Martensitic stainless HR plate t<=75 mm for pressure purposes; QT Designation X3CrNiMo13-4 Specification Type Standard Specification ISO 9328-7 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)