Chemical Composition Base Element Fe (Iron) Al (Aluminum) 0.8 to 1.2 % C (Carbon) 0.3 to 0.37 % Cr (Chromium) 1 to 1.3 % Fe (Iron) 95.5 to 97.3 % (estimate) Mn (Manganese) 0.5 to 0.8 % Mo (Molybdenum) 0.15 to 0.25 % P (Phosphorus) 0.03 % (maximum) S (Sulfur) 0.03 % (maximum) Si (Silicon) 0.5 % (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 Brinell Hardness 248 (maximum) Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Chromium molybdenum steel Alloy Sub-Group 4130/ 4135/ 4137 Country Hungary Standards Body MSZ (Hungary) Description Nitriding; 0-250 mm; soft ann Designation 34CrA1Mo54 Specification Type Standard Specification MSZ 7779 Specification Year 1988 Specification Status Active 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 Magyar Szabvanyugyi Testulet (MSZT) (Hungarian Standards Institution)
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Chemical Composition