A. Surface coating
B. Heat treatment of high speed steel
C. Cold working on metals
D. None of these
Related Mcqs:
- High degree of toughness is a must for__________________?
A. High speed steel
B. Shock resisting steel
C. Cold work tool steel
D. None of these - Galvanising is not a zinc diffusion process. A zinc diffusion process is termed as_____________________?
A. Sherardizing
B. Parkerising
C. Anodising
D. None of these - Steel pipes are normally manufactured by ______________ process?
A. Extrusion
B. Cold working
C. Forging
D. Electroforming - _____________ moulding process cannot be used for thermoplastic plastics?
A. Compression
B. Extrusion
C. Injection
D. None of these - The process of coating steel sheets by zinc to improve its corrosion resistance is called___________________?
A. Calorising
B. Galvanising
C. Zincification
D. Tempering - In the Kraft (sulphate) process for the paper manufacture, the digestor is made of________________?
A. Cast iron
B. Stainless steel
C. Karbate carbon
D. Wrought iron - The process of heating the cold pressed metallic powder is called ______________ in powder metallurgy?
A. Precipitation
B. Fusion
C. Sintering
D. Agglomeration - The fermenter used in the production of penicillin (by deep fermentation process) is made of___________________?
A. Glass
B. Glass lined steel
C. High silicon cast iron
D. Porcelain - In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of_____________________?
A. Stainless steel
B. Cast iron
C. Lead lined steel
D. Rubber lined steel - In drop forging process, the forging is done by dropping the _____________ at high velocity?
A. Hammer
B. Workpiece
C. Die with hammer
D. Weight on hammer
