Chemical Composition Base Element Fe (Iron) C (Carbon) 0.38 to 0.45 % Cr (Chromium) 0.9 to 1.2 % Fe (Iron) 97 to 98 % (estimate) Mn (Manganese) 0.6 to 0.9 % P (Phosphorus) 0.035 % (maximum) S (Sulfur) 0.02 to 0.04 % 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 1.17e7 lbf/ft^2 (minimum) Ultimate Tensile Strength 1.67e7 to 2.51e7 lbf/ft^2 Elongation 11 % strain (minimum) Brinell Hardness 241 (maximum) Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Chromium steel Alloy Sub-Group 5140/5140H Country International Standards Body ISO (International) Description Wrought alloyed direct-hardening steels for mechanical purposes; CD, mech props vary with thickness and treatment Designation 41CrS4 Specification Type Standard Specification ISO 683-18 Specification Year 1996 Specification Status Active Specification Status Notes active 1996 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