Chemical Engineering Basics

Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are_____.

  • A. Cobalt, chromium & tungsten
  • B. Cobalt, chromium & nickel
  • C. Molybdenun, tungsten & chromium
  • D. Cobalt, zirconium & molybdenum
Answer: Option A.
Explanation: 

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