Chemical Composition Base Element Fe (Iron) Al (Aluminum) 0.05 to 0.15 % B (Boron) 0.003 % (maximum) C (Carbon) 0.03 % (maximum) Ca (Calcium) 0.05 % (maximum) Co (Cobalt) 7 to 8.5 % Fe (Iron) 66.2 to 71.1 % (estimate) Mn (Manganese) 0.1 % (maximum) Mo (Molybdenum) 4.6 to 5.2 % Ni (Nickel) 17 to 19 % P (Phosphorus) 0.01 % (maximum) S (Sulfur) 0.01 % (maximum) Si (Silicon) 0.1 % (maximum) Ti (Titanium) 0.3 to 0.6 % 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 High-Alloy Steel (Corrosion and Heat Resistant, Stainless, and Nickel Steels) Alloy Group Miscellaneous or unclassified Alloy Sub-Group Low-carbon high-alloy steel Country Germany Standards Body DIN (Germany) Designation X2NiCoMo18-8-5 Specification Type Standard Specification DIN (Aviation Hdbk) 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 Deutsches Institut fur Normung e.V. (DIN) (German Standardization Institute)
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Chemical Composition