Steel
whose elements are used for the purpose of modifying the mechanical properties
of plain carbon steel is called _______.
alloy steel
invar
stainless steel
high
speed steel
alloy steel
●To
improve steel’s mechanical properties, alloy steel is used.
●Alloy
steel is steel that is alloyed with a variety of elements in total amounts
between 1.0% and 50% by weight to improve its mechanical properties.
Hence,
the correct option is (A).
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