Course detail
Metallurgy
FSI-CME Acad. year: 2021/2022 Winter semester
Steel metallurgy: melting technology, melting units, analysis of metallurgical and external causes affecting the quality of the steel produced, secondary metallurgy of steel, continuous casting.
Cast iron metallurgy: Types of cast iron, chemical composition, properties and structure of raw material, metallurgical production processes, quality inspection, metallurgical defects in cast irons.
Metallurgy of non-ferous metals (alloys of aluminium, magnesium, copper and others): Melting methods, refining, affecting the structure, metallurgical defects.
Language of instruction
Czech
Number of ECTS credits
4
Supervisor
Department
Learning outcomes of the course unit
Ability to propose and manage melting processes of different cast materials.
Prerequisites
Basic knowledges of chemistry and metals science
Planned learning activities and teaching methods
The course is taught through lectures explaining the basic principles and theory of the discipline. Teaching is suplemented by practical laboratory work.
Assesment methods and criteria linked to learning outcomes
Credit: Attendandance and appropriate knowledges in courses, passing 2 tests in the course
of semester
Exam: Credit, numerical part of exam, verbal part of exam
Aims
The aim of course is to get knowlidges about sorts, structure and properties of different steels, cast iron grades and non-ferrous alloys, principle of melting processes, construction of melting furnaces, metal quality control and analysis of metallurgical defects.
Specification of controlled education, way of implementation and compensation for absences
Controlled presence at lessons, 2 tests in the period of semester, absence – personal agreement
The study programmes with the given course
Programme B-STR-P: Engineering, Bachelor's
specialization STG: Manufacturing Technology, compulsory
Type of course unit
Lecture
26 hours, optionally
Teacher / Lecturer
Syllabus
1. Grades of cast irons, mechanical, physical a and technological properties
2. Charge material, melting furnaces
3. Metallurgical processes by melting of iron
4. production of ductil iron
5. Heat treatment, quality control
6. Aluminium based alloys
7. Copper based alloys
8. Production of steel, melting agregates, trends in steel casting production
9. Theory of mettalurgical processes by melting steel
10. Mettalurgical reactions, inclusions in metal
11. Technology of melting in arc furnaces and convertor
12. Influence of melting technology on properties of steel
13. Speciality of melting of particular grades of steel, methods of refinement of melt
Laboratory exercise
13 hours, compulsory
Teacher / Lecturer
Syllabus
1. Constitutional diagram Fe-C, structure diagrams, structure of iron
2. Preparing the metalographical samples and their evaluation
3. Melting of cast iron
4. Production of ductile iron
5. Excursion to a iron foundry
6. Checking alumium alloys structures and degree of gas content
7. Exkursion to a aluminium foudry
8. Thermal capacities, enthalpie, free enthalpie
9. Equilibrium constant
10. Dependence of equilibrium constant on temperature, activity
11. Oxidation reactions
12. Calculation of balances by desoxidation reactions
13. Gases in a melt