WELDING AND HEAT TREATMENT - Quiz

1) Which is the safety method for carry the oXy-acetylene gas cylinders?

Rolling Sliding Dragging Use a trolly

2) What is the importance of case hardening?

To increase softness To withstand wear resistance To withstand heavy load To decrease the brittleness

3) Which gas cutting process is suitable for all position, location and under water?

Gas cutting Plasma cutting Manual cutting Machine cutting