Work hardenable alloy steel used to make the bucket wheel excavators, blades of bulldozers and other earth moving equipments contain iron, carbon and ___________________?

Related Mcqs:

The hardenability of steel decreases with__________________?

A. Decrease in dislocation density B. Increase in solutionising temperature C. Increase in strength D. Decrease in grain size...

The heat treatment to which the steel wire containing > 0.25% carbon is subjected to is___________________?

A. Full annealing B. Bright annealing C. Patenting D. None of these...

Pearlite comprises of__________________?

A. 87% cementite & 13% Fe B. 87% ferrite & 13% cementite C. 93.33% ferrite & 6.67% C D. 87% ferrite & 13% C...

Drossing is a _______________________ operation?

A. Smelting B. Dressing C. Roasting D. Dressing...

Consideration of the creep is the most important in case of the_____________________?

A. Blades of gas turbine B. Piston of an I. C. engine C. Flywheel of steam engine D. Cycle chain...