Chemical Composition Base Element Fe (Iron) C (Carbon) 0.3 to 0.36 % Cr (Chromium) 0.9 to 1.2 % Fe (Iron) 94.7 to 96.5 % (estimate) Mn (Manganese) 0.5 to 0.8 % Mo (Molybdenum) 0.35 to 0.5 % Ni (Nickel) 1.5 to 1.8 % P (Phosphorus) 0.015 % (maximum) S (Sulfur) 0.007 % (maximum) Si (Silicon) 0.6 % (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. Other Information Material Class Ferrous Alloy Alloy Family Alloy Steel Alloy Group Nickel chromium molybdenum steel Alloy Sub-Group Cast nickel chromium molybdenum steel Country Germany Standards Body DIN (Germany) Description heat-treated Designation 1.6740 Specification Type Standard Specification DIN 17205 Specification Year 1992 Specification Status Obsolete Specification Status Notes withdrawn Source Worldwide Guide to Equivalent Irons and Steels, 5th ed. ASM International 2006 Available forms Casting Similar Alloys Click here to find similar alloys Links Organizations Deutsches Institut fur Normung e.V. (DIN) (German Standardization Institute)
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Chemical Composition