Surface Engineering — Winter 2024

Discuss process control factors of galvanizing process.

Explain galvanizing process.

Describe electroplating process. With a neat sketch explain setup used.

Explain shot blasting process for surface preparation.

Describe shot peening process for surface preparation. Give its advantages and limitations.

Explain the importance of surface engineering.

Describe electroless plating process. Discuss process control factors.

Explain the thermal spray coating processes. List industrial applications.

List advantages and applications of physical vapor deposition.

Discuss evaporation method of physical vapor deposition.

Using suitable examples explain effect of spray gun on thermal spray coating structure and properties.

Give the difference between physical vapor deposition and chemical vapor deposition.

Discuss factors affecting bond strength in thermal spray coating process.

Briefly explain how properties get improved with chromizing.

Briefly discuss solid carburizing.

Explain the carbonitriding process. Describe Process parameters.

Briefly explain how properties get improved with induction hardening.

Describe Process parameters and applications of solid carburizing.

Explain the Boronizing process. Describe Process parameters and applications.

What is chromating? Give applications.

Describe the use of plasma in surface modification.

What is conversion coating? Explain the phosphating process

What is anodizing? Give applications.

Describe the process steps for conversion coating.

Describe the surface modification process of a given metallic sample by Friction stir processing method.