2484Chemical EngineeringMedium
Silico-manganese steels (containing 0.7% Mn, 0.5% C and 2% Si)________?
AAre used for leaf and coiled springs
BIs tempered at 850°C
CDo not have good resilience properties
DDo not require heat treatment for any of its applications
Correct answer
A. Are used for leaf and coiled springs
Explanation
The correct answer is Are used for leaf and coiled springs.