Chilling, heat treatment and alloy addition to cast iron generally

Metallurgy Mcqs
BILAL KHATTAK0

A.reduces machinability
B.reduces carbon percentage
C.reduces wear resistance
D.improves machinability
E.None of the above

Related Mcqs:

  1. Molybdenum upto 1.5% is added to cast iron to
  2. Cast irons are generally specified by
  3. When silicon is added in the cast iron 13-17 percent is given an alloy which is
  4. The properties of cast iron are regulated by
  5. Addition of nickel to cast iron increases
  6. The consitituent which has a powerful softening effect on cast iron and its presence in cast iron reduces the ability of the iron to retain carbon in chemical combination, is
  7. Heat treatment of castings is usually done for
  8. While machining cast iron generally cutting fluid is not required because
  9. Which heat treatment is applicable to aluminium alloy castings?
  10. Corrosion resisting properties of cast iron are very much improved by the addition of 12-15 per cent of

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