Garbuzova KR1 Option 43
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1. What is the solid solution of implantation? Give an example.
2. What are the main characteristics of the mechanical properties determined in the test for
Stretching? Describe them.
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 the phase rule) for an alloy containing 3.4% C. What is the structure of this
Alloy at room temperature and how such an alloy is called?
4. Draw a diagram of the isothermal transformation of austenite for steel V8. Apply
On it is a curve of the isothermal treatment regime, which provides a hardness of 250 HB.
Specify how this mode is called, what structure is obtained in this case.
5. Steel 40 was quenched from 750 and 830 ° C. Using the diagram
State of iron-cementite, indicate the selected heating temperatures and describe
Transformations that occur under two modes of hardening. Which regime should be given
Preference and why?
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- Updated on the site 15.05.2017
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Garbuzova KR1 Option 43
Cumulative discount
| 200 $ | the discount is 15% |
| 100 $ | the discount is 10% |
| 50 $ | the discount is 7% |
| 20 $ | the discount is 5% |
| 10 $ | the discount is 3% |
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Cumulative discount
| 200 $ | the discount is 15% |
| 100 $ | the discount is 10% |
| 50 $ | the discount is 7% |
| 20 $ | the discount is 5% |
| 10 $ | the discount is 3% |
| 5 $ | the discount is 2% |
| 1 $ | the discount is 1% |
Amount of purchases from the seller: $
Your discount: %
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