633-0703/04 – Forging (333)
| Gurantor department | Department of Materials Forming | Credits | 4 |
| Subject guarantor | doc. Ing. Miroslav Greger, CSc. | Subject version guarantor | doc. Ing. Miroslav Greger, CSc. |
| Study level | undergraduate or graduate | Requirement | Compulsory |
| Year | 2 | Semester | summer |
| | Study language | Czech |
| Year of introduction | 1999/2000 | Year of cancellation | 2010/2011 |
| Intended for the faculties | FMT | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
Student will be able to describe basic forging techniques. Identify initial billet for hammer forging and die forging. Solve the force and energy calculations. Choose optimal forging techniques.
Teaching methods
Lectures
Individual consultations
Tutorials
Experimental work in labs
Summary
1. Forging of carbon steel and alloy steel. 2. Forging temperature. 3. Forging of microalloyed steel. 4. Forgeability and mechanical properties steels. 5. Heat treatment of carbon and alloy steel forgings. 6. Forging of stainless steels. 7. Closed-die forgeability. 8. Forging equipment. 9. Isothermal forging and hot-die forging.10. Forging iron-nickel superalloys.11. Forging of refractory metals. 12. Thermomechanical processing of steels. 13. Grain refinement of steel by forging. 14. Evolution of microstructure and mechanical properties during hot forging.
Compulsory literature:
MIELNIK, E. M.: Metalworking science and engineering. New York, McGraw-Hill,
Inc., 1991.
VIVANCOS, J., PUERTA, F., EKINOVIĆ,S. : Trends in the development of machinery
and associated technology. Barcelona, Universitat Politecnica de Catalunya,
2003.
Recommended literature:
NISBETT, E.G. Steel Forgings: Design, Production, Selection, Testing, and Application. ASTM International, Bridgeport, 2005, p.135.
Way of continuous check of knowledge in the course of semester
Test A: Open die forging.
Test B: Grain refinement of steel by forging
Seminář paper: Forging cracks.
E-learning
e-learning isn't written
Other requirements
Monitoring source of information and new tendency in forging.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
1. Forging of carbon steel and alloy steel.
2. Forging of microalloyed steel.
3. Forgeability and mechanical properties steels.
4. Heat treatment of carbon and alloy steel forgings.
5. Forging of stainles steels.
6. Closed-die forgeability.
7. Forging equipment.
8. Isothermal forging and hot-die forging.
9. Forging iron-nickel superalloys.
10. Forging of refractory metals.
11. Thermomechanical procesing of steels.
12. Grain refinement of steel by forging.
13. Evolution of microstructure and mechanical properties during hot forging.
14. Forging failure analysis
1.True stres-true strain curves from tension tests.
2. True stres-true strain curves from plane strain compression tests.
3. Deformation heating.
4. Power rating of the forging.
5. The strain rate in hot forging.
6. Determination of the coefficient of friction in upset forging.
7. Test A.
8. Stresses required for upset forging of solid cylinders.
9. Press forge cogging.
10. Upset forging under a drop hammer.
11. Test B.
12. Forging of metal powder preform.
13. Elastic stresses generated during treatment of large forging.
14. Steel forgings for turbines and generators
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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