Chemical Composition Base Element Fe (Iron) C (Carbon) 2.7 to 3.1 % Cr (Chromium) 0.5 % (maximum) Fe (Iron) 67.8 to 73.3 % (estimate) Mn (Manganese) 1.9 to 2.5 % Ni (Nickel) 20 to 23 % P (Phosphorus) 0.15 % Si (Silicon) 2 to 3 % 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 Cast Iron and Iron Alloys Alloy Group Cast Iron Alloy Sub-Group Ductile cast iron Country USA Standards Body MIL (USA) Designation C Specification Type Standard Specification MIL-I-24137 Specification Year 1965 Specification Status Obsolete Specification Status Notes Cancelled (S/S By MIL-C-24707/5, ASTM A395, A439) 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 Department of Defense (MIL/DoD-F/FED QQ)
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Chemical Composition