To know the types of materials used in industrial area, understand the basic characteristics, location and design for the user to select the most suitable materials. Materials classify, microstructure recognize, interpret the Fe-C equilibrium diagram, hardened steel, and to be informed about the standards.

Recognize and classify the materials used in industry. To understand the basic information about the atomic structures and arrangement of materials. For industry to interpret the behavior of iron and nonferrous metals, solidification-melting. Iron and carbon alloys, by allowing his interpretation. Industrial area of non-ferrous metals and alloys are widely used to recognize the user to choose according to their location. To know the standards of steel.