Engineering Materials
The hardness of steel primarily depends on

Percentage of carbon
Percentage of alloying elements
Shape of carbides and their distribution in iron
Heat treatment employed

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
Combined carbon in iron makes the metal

Soft and gives a fine grained crystalline structure
Hard and gives a coarse grained crystalline structure
Soft and gives coarse grained crystalline structure
Hard and gives a fine grained crystalline structure

ANSWER DOWNLOAD EXAMIANS APP