1.

An alloy steel contains _____ .

A. more than 0.5% Mn and 0.5% Si
B. less than 0.5% Mn and 0.5% Si
C. more than 0.35% Mn and 0.5% Si
D. less than 0.35% Mn and 0.5% Si
Answer» B. less than 0.5% Mn and 0.5% Si


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