Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si)___________________?

A. Do not require heat treatment for any of its applications

B. Are used for leaf and coiled springs

C. Do not have good resilience properties

D. Is tempered at 850C

Be the first to comment if anything wrong with this mcq
Your comment successfully submitted!
It will automatically posted after review and approval by our staff member.