Chemical Composition Base Element Fe (Iron) Al (Aluminum) 0.02 % (maximum) C (Carbon) 0.08 to 0.15 % Cr (Chromium) 8 to 10 % Fe (Iron) 87.1 to 90.5 % (estimate) Mn (Manganese) 0.3 to 0.6 % Mo (Molybdenum) 0.9 to 1.1 % P (Phosphorus) 0.03 % (maximum) S (Sulfur) 0.03 % (maximum) Si (Silicon) 0.25 to 1 % 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 4.28e6 lbf/ft^2 (minimum) Ultimate Tensile Strength 9.19e6 to 1.29e7 lbf/ft^2 Elongation 20 % 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 Chromium molybdenum steel Country International Standards Body ISO (International) Description Alloyed seamless steel tubes with specified elevated temp properties for pressure purposes; full annealing, long. El. Designation X11CrMo9-1TA Specification Type Standard Specification ISO 9329-2 Specification Year 1997 Specification Status Active Specification Status Notes active 1997 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)