1.

The percentage of carbon in structural steel is __________

A. 0.2 – 0.27 %
B. 0.6 – 0.85 %
C. 0.7 – 1.23 %
D. 1.23 – 1.45%
Answer» B. 0.6 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 0.85 %


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