Lectures:
Fundamentals and purposes of heat treatments of metallic materials; solid phase transformations and their mechanisms.
Heat treatments of steels; phase transformations in steels; TTT diagrams, IT diagrams.
Classification of steel annealing; stress relief annealing, recrystallisation annealing, spheroidising annealing; thermal cycles of annealings, final structure and properties.
Normalising; homogenising annealing; thermal cycles of annealings, final structure and properties.
Steel quenching; quenching media; hardenability and its testing; methods of cooling.
Tempering of steels – tempering stages, impact on the steel properties; internal stresses during heat treatment.
Thermo-chemical heat treatments; basic principles; case hardening – principal reactions, technologies, quenching and tempering after carburising, resulting properties.
Nitriding and carbonitriding; principles, technologies, resulting properties.
Heat treatment of the special steels – corrosion resistant steels, tool steels.
Heat treatments of the cast irons; classification of the cast irons; heat treatment of grey and nodular cast irons; malleablising of the cast irons.
Heat treatment of some non ferrous metals (aluminium, copper and their alloys); principle and stages of precipitation hardening; ageing.
Summary; importance of the heat treatment of metallic materials.
Fundamentals and purposes of heat treatments of metallic materials; solid phase transformations and their mechanisms.
Heat treatments of steels; phase transformations in steels; TTT diagrams, IT diagrams.
Classification of steel annealing; stress relief annealing, recrystallisation annealing, spheroidising annealing; thermal cycles of annealings, final structure and properties.
Normalising; homogenising annealing; thermal cycles of annealings, final structure and properties.
Steel quenching; quenching media; hardenability and its testing; methods of cooling.
Tempering of steels – tempering stages, impact on the steel properties; internal stresses during heat treatment.
Thermo-chemical heat treatments; basic principles; case hardening – principal reactions, technologies, quenching and tempering after carburising, resulting properties.
Nitriding and carbonitriding; principles, technologies, resulting properties.
Heat treatment of the special steels – corrosion resistant steels, tool steels.
Heat treatments of the cast irons; classification of the cast irons; heat treatment of grey and nodular cast irons; malleablising of the cast irons.
Heat treatment of some non ferrous metals (aluminium, copper and their alloys); principle and stages of precipitation hardening; ageing.
Summary; importance of the heat treatment of metallic materials.