Medžiagų mokslo paruoštukė anglų kalba. Types of materials. Structure-property-processing relationship. Environmental effects on material behavior. The chemical banding of atoms. The crystal structure of metals and dendritic solidifications. Polymorphism. The tensile test. Hardness test. Impact test. The detection of surface cracks. The detection of internal defects. Eutectics. Solid solutions. Intermetallic compounds. Equilibrium diagrams. Types of equilibrium diagrams. Cast-iron making. Steel making. The structure of plain carbon steel. Classification of steel. Carbon steels, their characteristics. The composition of cast iron. The influence of cooling rate on the properties of a cast iron. Ordinary cast iron. High duty cast irons. Malleable cast irons. Alloy cast irons. Constructional steels. Tools and die steels. Stainless steel. Sintered tool materials. Heat resisting steels. Magnetic alloys. Alloy steels and their characteristics (Russian standard). Normalising. Annealing. Principles of hardening. Tempering. Solid liquid and gaseous hardening. Heat-treatment after carburising. Nitriding. Carbonitriding. Ionitriding. Flame-hardening. Induction-hardening. Quality control of heat treated articles and tools (finished products). Melting furnaces. Sand casting. Die casting. Investment casting. Centrifugal casting. Hot working. Cold working. The cutting processes. Chip formation. Cutting tool materials. Machinability. Single point and multi point machining. Abrasive machining and finishing. Non-traditional machining processes. Soldering and blazing of metals. Fusion welding of metals. Gas welding. Pressure welding of metals. The welding of plastics. Forming of thermoplastics. Forming of thermosets. Ceramics and cermets. Forming of clay ceramics. Sintering. Manufacture of glass. Engineering uses of timber. Asbestos and its derivates. The choice of materials and processes.
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