METAL FABRICATION

Metal Fabrication is a process of transforming metal ores into a desired shape finished product.

• TRUE

• FALSE

Metal works is a metal forming process by plastic deformation process are change in ......................... and .........................

• dimension

• length

• shape

• physical

Hot works refers to processes where metals are plastically deformed below their recrystallization temperature.

• TRUE

• FALSE

Which of the following statements is TRUE about Hot Works.

• Reduce toughness, impact strength and ductility

• Expensive

• Doesn't produce internal stress in metal.

• Produce internal stress in metal.

Which of the following statements is TRUE about Cold Works.

• Produce good surface finish on metal. 

• Doesn’t effect hardness, tensile, fatigue in metal

• Doesn't produce internal stress in metal. 

• Temperature above the recrystallization temperature.

Please choose THREE (3) forming operation of Hot Works.

• Forging

• Drawing

• Extrusion

• Hot Rolling

The image shows the _________ operation

• stamping

• drawing

• forging

• rolling

During extrusion, the metal of a billet in the container of an extrusion press is forced by a ram through a die so that the metal is continuously deformed into a long length of metal with a uniform desired cross section.

• TRUE

• FALSE

Please choose TWO (2) forming operation of Cold Works.

• Cold Rolling

• Extrusion

• Drawing

• Forging

Picture shows the ________ drawing operation

• tube

• hollow

• wire

• die