Which one of the following
statements is correct concerning the
cutting of cast iron with an OC process?
15. Which one of the following statements is correct concerning the cutting of cast iron with an OC process? A. It produces less carbon monoxide than does the cutting of low-alloy steels. B. An electric arc must be used for preheating. C. An oxidizing flame must be used for preheating. D. It's more difficult than the cutting of low-alloy steels.
Which one of the following statements is correct concerning the cutting of cast iron with an OC process?
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Which one of the following statements is correct concerning the cutting of cast iron with an OC process?
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