Chemical Composition Base Element Fe (Iron) C (Carbon) 0.14 to 0.21 % Cr (Chromium) 0.3 % (maximum) Cu (Copper) 0.3 % (maximum) Fe (Iron) 97.5 to 99.3 % (estimate) Mn (Manganese) 0.5 to 0.8 % Ni (Nickel) 0.4 % (maximum) P (Phosphorus) 0.04 % (maximum) S (Sulfur) 0.04 % (maximum) Si (Silicon) 0.1 to 0.4 % 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 5.33e6 lbf/ft^2 Ultimate Tensile Strength 8.56e6 to 1.07e7 lbf/ft^2 Elongation 26 % strain Other Information Material Class Ferrous Alloy Alloy Family Carbon Steel Alloy Group Low-carbon steel and HSLA steel Alloy Sub-Group 1020 Country France Standards Body AFNOR (France) Description t<=450 mm; norm Designation AF42C20 Specification Type Standard Specification AFNOR NF A33-101 Specification Year 1982 Specification Status Active Specification Status Notes withdrawn Source Worldwide Guide to Equivalent Irons and Steels, 5th ed.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 Association Francaise de Normalisation (AFNOR) (French Association for Standardization)
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Chemical Composition