A.very hard
B.very brittle
C.more durable
D.all of the above
Related Mcqs:
- Which of the following operation on grey cast iron will result in the production of white cast iron?
- 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
- Normal shrinkage allowance for aluminium is 18 mm per metre and that for cast iron 10 mm per metre. If the metal pattern is to be made of aluminium and the casting is to be of cast iron, the shrinkage allowed on wooden master pattern will be
- Which of the following material is added to cast iron to obtain nodular cast iron?
- In grey cast iron, carbon is present in the form of
- Grey cast iron is produced
- For grey cast iron the pouring temperature is
- Grey cast iron is
- Contraction allowance for grey cast iron is (in mm/m)
- In grey cast iron, free graphite is in the form of
