- Arts & Culture 5933
- Business & Economics 689
- Computers 310
- Dictionaries & Encyclopedias 81
- Education & Science 75718
- Abstracts 252
- Astrology 4
- Astronomy 1
- Biology 8
- Chemistry 2221
- Coursework 15444
- Culture 9
- Diplomas 411
- Drawings 574
- Ecology 5
- Economy 83
- English 75
- Ethics, Aesthetics 3
- For Education Students 17597
- Foreign Languages 11
- Geography 2
- Geology 1
- History 89
- Maps & Atlases 5
- Mathematics 13850
- Musical Literature 2
- Pedagogics 19
- Philosophy 23
- Physics 14821
- Political Science 5
- Practical Work 101
- Psychology 60
- Religion 4
- Russian and culture of speech 8
- School Textbooks 7
- Sexology 42
- Sociology 9
- Summaries, Cribs 87
- Test Answers 150
- Tests 9243
- Textbooks for Colleges and Universities 32
- Theses 24
- To Help Graduate Students 14
- To Help the Entrant 37
- Vetting 362
- Works 13
- Информатика 10
- Engineering 3059
- Fiction 696
- House, Family & Entertainment 107
- Law 132
- Website Promotion 71
Garbuzova KR1 Option 49
Refunds: 0
Uploaded: 15.05.2017
Content: mat_v49.rar 145,98 kB
200 $ | the discount is | 15% |
show all discounts | ||
1 $ | the discount is | 1% |
Seller will give you a gift certificate in the amount of
Product description
Option 49
1. What is a dendrite? How and why are dendrites formed during the crystallization of the real
Ingot?
2. Explain why the plastic deformation of lead at room temperature
Are considered hot deformation, and deformation of tungsten even at a temperature of 1000 ° C is
Cold plastic deformation.
3. Draw a diagram of the iron-iron carbide state, indicate the structural
Components in all areas of the diagram, describe the transformations and construct a curve
Cooling (using a phase rule) for an alloy containing 3.0% C. What is the structure of this
Alloy at room temperature and how such an alloy is called?
4. Carbon steel 45 after hardening and tempering has a hardness of 50 HRC. Using
Diagram of the iron-iron carbide state and taking into account the transformations taking place in the steel at
Leave, specify the tempering and tempering temperatures. Describe the transformations that occur
With the selected heat treatment modes, and the final structure.
5. Draw a state diagram of iron-iron carbide and determine the temperature
Complete and incomplete annealing and normalization for steel 20. Describe these types of thermal
Processing, describe the structure and properties of steel.
Feedback
0Period | |||
1 month | 3 months | 12 months | |
0 | 0 | 0 | |
0 | 0 | 0 |