Chemical Composition Base Element Co (Cobalt) C (Carbon) 0.15 to 0.5 % Co (Cobalt) 45.5 to 56.9 % (estimate) Cr (Chromium) 19 to 21 % Fe (Iron) 3 % (maximum) Mn (Manganese) 1 to 2 % Ni (Nickel) 9 to 11 % Si (Silicon) 1 % (maximum) W (Tungsten) 14 to 16 % Balance Co (Cobalt) Composition Note Co is listed as a Balance element for this material, but its % value is not listed in the specification. The value shown is a calculated one. Other Information Material Class Nonferrous Alloy Country Germany Description High-temperature alloy; for valves, gas turbine parts; steel castings. WNr. 4964. Designation KONALLOY COCR20W15N Specification Type Manufacturer's Specification Specification Status Active Source Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000 Available forms Casting Similar Alloys Click here to find similar alloys Links Organizations Koerver & Nehring GmbH
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Chemical Composition