Distinguish between annealing and normalizing process.

Distinguish between annealing and normalizing process.
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1 Answer

Answer :

Annealing
Normalizing
Less hardness, toughness 
Slightly more hardness, toughness. 
For plain carbon steel the microstructure shows pearlite 
Microstructure shows more pearlite. 
Pearlite is coarse and usually gets resolved by the optical microscope.  
Pearlite is fine and appears unresolved with optical microscope
Grain size distribution is more uniform
Grain size distribution is slightly less uniform.
Internal stresses are least. 
Internal stresses are slightly more 
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