Chemical Composition Base Element Fe (Iron) Al (Aluminum) 0.02 to 0.12 % C (Carbon) 0.31 to 0.37 % Cr (Chromium) 0.9 to 1.2 % Cu (Copper) 0.3 % (maximum) Fe (Iron) 96 to 98 % (estimate) Mn (Manganese) 0.6 to 0.9 % Mo (Molybdenum) 0.15 to 0.25 % Ni (Nickel) 0.4 % (maximum) P (Phosphorus) 0.03 % (maximum) S (Sulfur) 0.03 % (maximum) Si (Silicon) 0.35 % (maximum) Ti (Titanium) 0.05 % (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 Ultimate Tensile Strength 1.21e7 lbf/ft^2 (maximum) Brinell Hardness 223 (maximum) Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Chromium molybdenum steel Alloy Sub-Group 4130/ 4135/ 4137 Country France Standards Body AFNOR (France) Description Soft ann Designation 34CD4FF Specification Type Standard Specification AFNOR NF A35-564 Specification Year 1983 Specification Status Active Specification Status Notes withdrawn Source Worldwide Guide to Equivalent Irons and Steels, 5th ed.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