1690Mechanical EngineeringMedium
Pick up the wrong statement?
Anickel and chromium in steel help in raising the elastic limit and improve the resilience and ductility
Baluminium in steel results in excessive grain growth
Cmanganese in steel induces hardness
Dsulphur, phosphorous and lead im¬prove machining properties of steel
Etungsten in steels improves magnetic properties and hardenability
Correct answer
B. aluminium in steel results in excessive grain growth
Explanation
The correct answer is aluminium in steel results in excessive grain growth.