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Which of the following material is used in converters for making steel?(a) White iron(b) Gray iron(c) Cast iron(d) Copper |
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Answer» Correct choice is (c) Cast iron The best I can explain: Among the following, cast irons are treated in converters where the cold air blast gets blown and steels are made. Apart from cast irons, pig irons are also used in converters for making steel. |
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