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Metallurgical Engineering · Q83

Physical Metallurgy

Engineering and GATE · Metallurgical Engineering · question 83

Q83

Spheroidal graphite is obtained incast irons by

A.
inoculating the melt with ferrosilicon
Answer
B.
adding nickel to the melt in the form of round shots
C.
treating the melts of controlled compositions with magnesium
D.
annealing of flake graphite cast iron

Answer: Option A

Solution

Answer: Option A
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