Chemical Composition Base Element Fe (Iron) C (Carbon) 0.22 % (maximum) Cr (Chromium) 0.3 % (maximum) Cu (Copper) 0.4 % (maximum) Fe (Iron) 96.5 to 98.7 % (estimate) Mn (Manganese) 1.15 to 1.5 % Mo (Molybdenum) 0.12 % (maximum) N (Nitrogen) 0.01 to 0.03 % Nb (Niobium) 0.02 % (maximum) Ni (Nickel) 0.4 % (maximum) P (Phosphorus) 0.025 % (maximum) S (Sulfur) 0.025 % (maximum) Si (Silicon) 0.15 to 0.3 % V (Vanadium) 0.04 to 0.11 % 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 52.2 ksi (minimum) Ultimate Tensile Strength 66 to 91.4 ksi Elongation 30 % strain (minimum) Brinell Hardness 197 (maximum) Other Information Material Class Ferrous Alloy Alloy Family Carbon Steel Alloy Group Low-carbon steel and HSLA steel Alloy Sub-Group 1524/1524H Country USA Standards Body ASTM (USA) Description Carbon and low-alloy steel forged or ring-rolled flanges, fittings and valves for low-temp service; tensile properties Class 1 Designation LF6 Specification Type Standard Specification ASTM A350/A350M 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 American Society for Testing and Materials (ASTM)
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Chemical Composition

Base Element

Fe (Iron)