Chemical Composition Base Element Co (Cobalt) C (Carbon) 1.75 to 3 % Co (Cobalt) 37 to 62.3 % (estimate) Cr (Chromium) 25 to 33 % Fe (Iron) 5 % (maximum) Mn (Manganese) 2 % (maximum) Mo (Molybdenum) 1 % (maximum) Ni (Nickel) 3 % (maximum) Si (Silicon) 2 % (maximum) W (Tungsten) 11 to 14 % 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. Mechanical Properties Rockwell Hardness C scale 50 to 55 Other Information Material Class Ferrous Alloy Alloy Family Cobalt Alloy Group Cobalt-Chromium-Tungsten Country USA Designation EUREKA NO. 1 Specification Type Manufacturer's Specification Source Manufacturer's Datasheet Online Source Online Datasheet Organization Eureka Welding Alloys, Inc. Similar Alloys Click here to find similar alloys Links Organizations Eureka Welding Alloys, Inc.
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Chemical Composition