Chemical Composition Base Element Fe (Iron) C (Carbon) 0.06 % (maximum) Cr (Chromium) 15 to 17 % Fe (Iron) 73.2 to 80.2 % (estimate) Mn (Manganese) 1.5 % (maximum) Mo (Molybdenum) 0.8 to 1.5 % N (Nitrogen) 0.02 % (minimum) Ni (Nickel) 4 to 6 % 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 1.42e7 lbf/ft^2 (minimum) Ultimate Tensile Strength 1.75e7 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 Martensitic stainless steel Alloy Sub-Group Miscellaneous martensitic steel Country International Standards Body ISO (International) Description Martensitic stainless HR plate t<=75 mm for pressure purposes; QT Designation X4CrNiMo16-5-1 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)