Building Materials - Engineering
Q1: Pick up the correct statement from the following:A
Steel produced by open hearth process is milder than that obtained by the bessemer process
B
Engineers prefer open hearth steel for structural purpose as it is more homogenous
C
Basic Bessemer process is suitable for converting poor ore containing a large proportion of sulphur and phosphorus into steel
D
all the above.
ANS:D - all the above. The steel produced by the Bessemer process is soft and now it's said that open-hearth process produces milder steel. Why process yield softer steel? Please anyone explain. |
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