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Which of the following metal is/are regarded as pure iron commercially?

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in Corrosion Engineering by (98.5k points)
Which of the following metal is/are regarded as pure iron commercially?

(a) Ingot iron

(b) Armco iron

(c) Wrought iron

(d) Ingot and Armco iron

I had been asked this question in semester exam.

The origin of the question is Materials topic in chapter Materials of Corrosion Engineering

1 Answer

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Correct option is (d) Ingot and Armco iron

Easy explanation: Ingot and Armco iron are regarded as pure irons commercially. These are relatively weak and not used where strength is a major requirement. Whereas wrought iron is a mechanical mixture of slag and low-carbon steel.

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