Chemical Composition Base Element Fe (Iron) C (Carbon) 0.22 % (maximum) Cr (Chromium) 0.4 % (maximum) Cu (Copper) 0.3 % (maximum) Fe (Iron) 96.7 to 100 % (estimate) Mn (Manganese) 1.2 % (maximum) Mo (Molybdenum) 0.2 % (maximum) Ni (Nickel) 0.3 % (maximum) P (Phosphorus) 0.03 % (maximum) S (Sulfur) 0.03 % (maximum) Si (Silicon) 0.5 % (maximum) V (Vanadium) 0.04 % (maximum) W (Tungsten) 0.1 % (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 4.91e6 lbf/ft^2 Ultimate Tensile Strength 9.82e6 to 1.23e7 lbf/ft^2 Elongation 20 % strain Brinell Hardness 135 to 140 Other Information Material Class Ferrous Alloy Alloy Family Carbon Steel Alloy Group Low-carbon steel and HSLA steel Alloy Sub-Group 1022 Country France Standards Body AFNOR (France) Description Welded, boiler and pressure vessel; norm; air hardened temp; QT; t<1000 mm Designation 20M5M Specification Type Standard Specification AFNOR NF A32-055 Specification Year 1985 Specification Status Active Specification Status Notes withdrawn Source Worldwide Guide to Equivalent Irons and Steels, 5th ed.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

Base Element

Fe (Iron)