Course: Materials I

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Course title Materials I
Course code KMT/MAT1
Organizational form of instruction Lecture + Lesson
Level of course Bachelor
Year of study not specified
Semester Winter
Number of ECTS credits 5
Language of instruction Czech
Status of course Compulsory
Form of instruction Face-to-face
Work placements Course does not contain work placement
Recommended optional programme components None
  • Louda Petr, prof. Ing. CSc.
  • Odehnalová Daniela, Ing.
  • Hanus Pavel, Ing. Ph.D.
  • Kejzlar Pavel, Ing. Ph.D.
  • Nosek Vladimír, Ing.
  • Hájková Pavlína, Ing. Ph.D.
  • Pazourková Prokopčáková Petra, Ing. Ph.D.
Course content
LECTURES: 1. Introduction. Importance of subject. Crystalline structure of metals, concepts: crystallite, space lattice, lattice point. Interatomic bonds. 2. Crystalline lattices and their imperfections. Basic types of crystalline lattices and their characteristics. Defects of crystalline structure: point, line, stacking faults. 3. Material properties - classification. Physical properties, (electrical, thermal, magnetic). 4. Mechanical properties of materils and their testing. Stress and strain. Importance, classification, tensile test, copression, bending, shear and torsion tests. Strengthening and recrystallization. 5. Technology properties of materials and their testing. Hardness tests - classification, Brinell, Vickers, Rockwell tests, microhardness. Defectoscopy. 6. Basics of material thermodynamics. Concepts: system, phase, component, equilibrium, Gibbs phase rule, explanation and examples. 7. Metal alloys - importance, cooling curves. Concept of solid solution, its basic properties, types of solid solutions. Basic types of binary equilibrium diagrams. 8. Basic types of binary equilibrium diagrams - (cont.), lever rule. Iron - carbon alloys. 9. Equilibrium binary metastable diagram Fe-C. Explanation of concepts austenite, ferrite, ledeburite, pearlite, primary, secondary and tertiary cementite. 10. Equilibrium binary stable diagram Fe-C. Explanation of concepts graphite, graphite eutectics, graphite eutektoid. 11. Basics of phase transformations of steels in solid state: pearlite, bainite, martensite transformation. 12. TTT diagrams. Basic types of steels and cast irons. Influence of accompanying and alloying elements to properties of steels and cast irons. 13. Basics of heat treatment of steels and cast irons. Annealing, hardening, tempering. Basic characteristics and types of single methods of heat treatment. 14. Characteristics of chemical-thermal treatment of steels - carburizing , nitriding and other methods. Treatment conditions, suitable materials. SEMINARS : 1. Introduction. Organization of seminars, safety regulations, conditions for credit obtaining. 2. Basics of optical and electron microscopy. Preparation of metallography samples. Demonstration. 3. Crystalline structures of metals. Crystalline structure imperfections. Basic concepts. 4. Static tensile test. Demonstration and evaluation of tensile test. Individual report. 5. Static tests: compression, bending and shear. 6. Hardness tests. Practical applications, microhardness. 7. Mechanic dynamic tests, fabrication tests. Practical demontrations: Impact test, tests of wires and sheets. Test 1. 8. Equilibrium diagrams. Lever rule. Gibbs phase rule. 9. Equilibrium diagram Fe-C. Transformation schemas. Individual report. 10. Transformation diagrams of steels TTT, martensite and bainite transformation. 11. Structure evaluation after equilibrium and non-equilibrium heat treatments. 12. Heat treatment and chemical-thermal treatment of steels and cast irons. Survey and exaples. 13. T e s t 2. 14. C r e d i t.

Learning activities and teaching methods
Lecture, Practicum
Learning outcomes
Course objective is to be familiar with internal structure of mattters, material properties and their tecting, basic types of binary diagramms and their using. In the second part to become acquainted with behaviour of Fe-C alloys at both equilibrium and non-equilibrium conditions, basics of heat treatment and chemico-thermal treatment of steels and cast irons.
Crystalline structure of metals, basic types of crystaline lattices and their imperfections, material properties and their testing, basic types of binary equilibrium diagrams, Fe-C equilibrium diagrams and work with them, fundamentals of steel phase transformations in solid state, IC TTT and CC TTTdiagrams, fundamentals of heat treatment and chemical heat treatment of steels and cast irons.
Basic knowledges of secondary school Physics and |Chemistry

Assessment methods and criteria
Oral exam

Credit conditions: presence at seminars, passing 2 written tests, elaboration of 2 individual works Exam conditions: oral demonstration of the knowledge of the topics discussed, the condition for participation in the exam is to obtain credit
Recommended literature
  • CALLISTER, WILLIAM D. Materials Science and Engineering. Hoboken : Wiley, 2015..
  • LOUDA, Petr:. Material Science 2. Liberec: VŠST, 1992..
  • MACEK,K.,ZUNA,P. a kol. Nauka o materiálu. Praha: ČVUT, 1996..
  • PLUHAŘ J. a kol.:. Nauka o materiálech. SNTL Praha, 1989.
  • PTÁČEK,L. a kol.:. Nauka o materiálu I. CERM, 2003.
  • PTÁČEK,L. a kol.:. Nauka o materiálu II. CERM, 2002.
  • VOJTĚCH Dalibor. Materiály a jejich mezní stavy. Praha: VŠCHT, 2010.

Study plans that include the course
Faculty Study plan (Version) Category of Branch/Specialization Recommended year of study Recommended semester