Engineering Materials 

The knowledge of materials and their properties is of great importance for a design engineer. 
The engineering materials are mainly classified as :- 
  1. Metals and their alloys: Iron,Steel,copper,Aluminium etc.
  2. Non-metals: Glass,Rubber,Plastic etc. 
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  1. Ferrous metals: it has iron as their main constituent (Such as cast iron, wrought iron and steel) 
Non-Ferrous metals: It have metal other than iron as their main constituent (Such as copper, aluminium, brass, tin, zinc etc ) 




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