Heat Treatment detail DTE Kar Diploma syllabus for Metallurgy Engineering (MT), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15MT63T), and for exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.
For all other metallurgy 6th sem syllabus for diploma c15 scheme dte karnataka you can visit Metallurgy 6th Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for heat treatment is as follows.
Pre-requisites:
knowledge of iron-carbon equilibrium diagram and micro constituents in steel
Course Objectives:
- Understand the principles of heat treatment processes
- Appreciate the various methods of heat treatment methods
- Gain knowledge on special heat treatment techniques and furnaces.
Course Outcomes:
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UNIT I: HEAT TREATMENT PROCESSES FOR STEELS (CO1) 14 Hrs
Introduction, Stress relieving, Annealing -Full annealing, Isothermal annealing, Diffusion annealing, Partial annealing, Recrystallization annealing, Process annealing, Spherodizing; Normalizing – process, Normalizing versus annealing; Hardening -process ,Factors affecting hardening process, Hardening methods, Removal of heat during quenching ; Tempering -process ,Structural changes during tempering, Austempering (in brief), Mar tempering (in brief), Sub-zero treatment
UNIT II: HARDENABILITY (CO2 06 Hrs
Introduction, Relationship of hardenability with transformation rates, Determination of harden ability: Gross man’s critical diameter method, Severity of quenching media; Jominy end quench test
UNIT III: PRINCIPLES OF HEAT TREATMENT OF STEELS (CO3 09 Hrs
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UNIT IV: CHEMICAL HEAT TREATMENT AND SURFACE HARDENING OF STEELS (CO4 09 Hrs
Chemical heat treatment of steels- Introduction, Carburizing – Pack carburizing, Gas carburizing; Cyaniding, Carbonitriding, Nitriding
Surface hardening of steels- Introduction, Flame hardening, Induction hardening
UNIT V: HEAT TEATMENT FURNACES AND ATMOSPHERES (CO5 08 Hrs
Introduction, Heat treatment furnace, Classification of heat treatment furnaces- Batch furnaces – Muffle furnace, pit furnace ; Continuous furnaces – rotary hearth furnace, conveyor furnace ; Salt bath furnaces ;Controlled atmospheres- Commercial available atmospheres-Ammonia based atmospheres; control of furnace atmospheres
UNIT VI: ALLOY STEELS AND TOOL STEELS (CO6 06 Hrs
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Reference Books:
- Heat treatment principles & techniques by T.V. Rajan, C.P. Sharma & Ashok Sharma
- Introduction of physical metallurgy by Avner
- Materials science and metallurgy by K R punish
- Introduction to physical Metallurgy by vijendar Singh
LIST OF LEARNING WEBSITES:
- https://www.youtube.com/watch?v=98lh5Q0M0cg
- https://www.youtube.com/watch?v=ulfCxDsVTWo
- https://www.youtube.com/watch?v=dSb0DpU78Yg
- https://www.youtube.com/watch?v=QnnRkOr4CSE
- https://www.youtube.com/watch?v=9tlsq2ESQz0
- https://www.youtube.com/watch?v=EgRMQEQZmrk
- https://www.youtube.com/watch?v=ajc8Z38WRsc
- https://www.youtube.com/watch?v=R9kioq653QA
- https://www.youtube.com/watch?v=uG35D euM-0
- https://www.youtube.com/watch?v=3 BH6HqpPtk
Suggested List of Student Activities:
Note: the following activities or similar activities for assessing CIE (IA) for 5 marks (Any one)
- Each student should submit any one of the following type activity or any other similar activity related to the course and before take up get it approved from concerned Teacher and HOD.
- Each student should conduct different activity and no repeating should occur.
- List the different annealing processes. Prepare and submit the hand written report on any two processes
- Study on Jominy end quench test to determine the hardenability of the steel. Prepare and submit the hand written report
- List the different carburizing processes. Prepare and submit the hand written report on any one of the process
Model Question Paper:
(CIE)
- Compare Normalizing versus annealing
- Explain the Full annealing process OR Explain the Isothermal annealing process
- Illustrate the Relationship of hardenability with transformation rates
- Discuss the Determination of hardenability by Jominy end quench test OR Explain the severity of quenching media
Model Question Paper:
PART-A
- Explain the Stress relieving
- Explain the Full annealing process
- Explain the Isothermal annealing process
- Explain the Diffusion annealing
- Explain the Martensitic transformation
- Explain the Pack carburizing process
- Classify the heat treatment furnaces
- State the Purpose of alloying
- List the applications of high speed tool steel
PART-B 7×10=70 marks
- Describe the Removal of heat during quenching
- Discuss the Structural changes during tempering
- Discuss the Determination of harden ability by Gross man’s critical diameter method
- Describe the Continuous cooling transformation (CCT diagram for eutectoid steel
- Describe the Time-temp transformation curves for eutectoid steel
- Describe the Flame hardening process
- Describe the Induction hardening process
- Describe the Continuous furnaces
- Describe the Batch furnaces
- Discuss about the Stainless steels
For detail syllabus of all other subjects of BE Metallurgy, C15 scheme do visit Metallurgy 6th Sem syllabus for C15 scheme.
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