618-2023/02 – Metallurgy foundry alloys (MSS)

Gurantor departmentDepartment of Metallurgy and FoundryCredits6
Subject guarantordoc. Ing. Jiří Hampl, Ph.D.Subject version guarantordoc. Ing. Jiří Hampl, Ph.D.
Study levelundergraduate or graduateRequirementCompulsory
Year3Semesterwinter
Study languageCzech
Year of introduction2014/2015Year of cancellation
Intended for the facultiesFMTIntended for study typesBachelor
Instruction secured by
LoginNameTuitorTeacher giving lectures
HAM33 doc. Ing. Jiří Hampl, Ph.D.
LIC03 doc. Ing. Petr Lichý, Ph.D.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Credit and Examination 3+2

Subject aims expressed by acquired skills and competences

Acquired knowledge -student will be able to characterize the basic processes in the metallurgical processing of foundry alloys in electrical and fuel furnaces. -student recieves theoretical and practical knowledge of secondary metallurgy processing foundry alloys and casting technology. Acquired skills -student will be able to use the knowledge of metallurgy foundry alloys to their optimal application. -student will know the methods of production of castings of various alloys for castings. - student will know the process and methodology of complicated and time-consuming tests ratings liquid phase metal materials based on visual methodology.

Teaching methods

Lectures
Individual consultations
Tutorials
Experimental work in labs

Summary

The course focuses on broader theoretical and practical knowledge of metallurgy and technology for casting alloys and their application in smelting and casting. Emphasis is placed on knowledge and technology melting mimopecního processing and properties of casting alloys for castings.

Compulsory literature:

CAMPBELL, J. Castings practice: the 10 rules of castings. Oxford: Elsevier Butterworth-Heinemann, 2004. ISBN 0-7506-4791-4. STEFANESCU, D.M. Science and Engineering of Casting Solidification. Alabama: Intrnational Pubishing Switzerland 2015. ISBN 978-3-319-15692-7, ISBN 978-3-319-15693-4.

Recommended literature:

GOODRICH, G.M. Iron Castings Enginering Handbook. Illinois: American Foundry Society. 2006. ISBN 0-87433-260-5

Way of continuous check of knowledge in the course of semester

E-learning

http://www.fmmi.vsb.cz/cs/urceno-pro/studenty/podklady-ke-studiu/studijni-opory

Další požadavky na studenta

Elaboration of semestral projects and completion of the interim tests

Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

1. The division of foundry alloys for castings. Iron Cast. Steels for castings. Alloys of non-ferrous metals. Mechanical, physical, and technological properties of foundry casting alloys. 2. The division of cast irons, basic types and their application in industry. Equilibrium diagram of iron-carbon. The basic chemical composition, microstructure and foundry properties of cast iron with lamellar graphite. 3. Incoming raw materials and furnaces for melting of iron cast. Cupola furnace. Processes of melting in the CF, Melting of iron casts in an electric induction furnace and in an electric arc furnace. Rotary gas furnace. Holding furnace. 4. Crystallization of iron cast, eutectic of crystallization. The mechanism and kinetics of graphitization. Influence of crystallization of cast iron. Theory and technology of cast iron inoculation. 5. Foundry cast iron properties. Volumetric shrinkage of cast iron castings. The module of casting. Sizing of riser and gating system. 6. Metallurgical processing of spheroidal graphite cast iron. Manufacturing methods and technology modifications. Thermodynamics and kinetics of modification. 7. Steels for castings. Incoming raw materials and auxiliary facilities for the production of steel castings. Physical, mechanical and casting properties of steels for castings. 8. Melting of steels in electric arc furnace. Oxidation and reduction melting period. Vacuum degassed steel. Oxygen, sulfur, hydrogen, nitrogen and inclusions in steels. 9. Casting technology of steel castings. Gating systems, the metal flow, casting speed. Reoxidation processes of casting of steel castings. 10. Non-ferrous alloy castings. Aluminum alloy, silumin Al-Si, Al-Cu duralumin. Magnesium alloy. Bronze, brass. Mechanical, physical, and technological and foundry properties non-ferrous alloys. 11. Metallurgical processing of non-ferrous alloys. Furnaces for melting and refining of the melt. Influence of microstructure, inoculation. Degassing of melts. 12. Gravity casting of non-ferrous metals into permanent and non-permanent forms, precision casting. Centrifugal casting. 13. Low-pressure die casting, vacuum and pressure die casting in metal molds. Casting with crystallization under pressure and in semi-solid state. Heat treatment of castings. 14. Control and analytical methods in metallurgy, foundry alloys. Thermal analysis.

Conditions for subject completion

Full-time form (validity from: 2014/2015 Winter semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Exercises evaluation and Examination Credit and Examination 100 (100) 51
        Exercises evaluation Credit 30  15
        Examination Examination 70  30
Mandatory attendence parzicipation:

Show history

Occurrence in study plans

Academic yearProgrammeField of studySpec.ZaměřeníFormStudy language Tut. centreYearWSType of duty
2020/2021 (B2109) Metallurgical Engineering (2109R031) Art Foundry Engineering P Czech Ostrava 3 Compulsory study plan
2019/2020 (B2109) Metallurgical Engineering (2109R031) Art Foundry Engineering P Czech Ostrava 3 Compulsory study plan
2018/2019 (B2109) Metallurgical Engineering (2109R031) Art Foundry Engineering P Czech Ostrava 3 Compulsory study plan
2017/2018 (B2109) Metallurgical Engineering (2109R031) Art Foundry Engineering P Czech Ostrava 3 Compulsory study plan
2016/2017 (B2109) Metallurgical Engineering (2109R031) Art Foundry Engineering P Czech Ostrava 3 Compulsory study plan
2015/2016 (B2109) Metallurgical Engineering (2109R031) Art Foundry Engineering P Czech Ostrava 3 Compulsory study plan
2014/2015 (B2109) Metallurgical Engineering (2109R031) Art Foundry Engineering P Czech Ostrava 3 Compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner