Chemical Composition Base Element Fe (Iron) C (Carbon) 0.23 to 0.28 % Cr (Chromium) 0.4 % (maximum) Fe (Iron) 97.2 to 98.8 % (estimate) Mn (Manganese) 0.95 to 1.15 % Mo (Molybdenum) 0.1 % (maximum) Ni (Nickel) 0.4 % (maximum) P (Phosphorus) 0.035 % (maximum) S (Sulfur) 0.035 % (maximum) Si (Silicon) 0.4 % (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 9.61e6 lbf/ft^2 (maximum) Ultimate Tensile Strength 1.23e7 lbf/ft^2 (maximum) Elongation 20 % strain (minimum) Vickers Hardness 3.69e7 lbf/ft^2 (maximum) Other Information Material Class Ferrous Alloy Alloy Family Carbon Steel Alloy Group Low-carbon steel and HSLA steel Alloy Sub-Group 1025/ 1026 Country United Kingdom Standards Body BSI (United Kingdom) Description Non-alloy CR narrow steel strip t<=6 mm for quenching and tempering; ann or ann and skin passed Alternate Name 1.1177 Designation 25Mn4 Specification Type Standard Specification BS EN 10132-3 Specification Year 2005 Specification Status Active Specification Status Notes active 2005 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 British Standards Institution (BSI)
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Chemical Composition

Base Element

Fe (Iron)