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1. crevice | A. сплошная |
2. intergranular | B. язвенная (точечная) |
3. general | C. наведенный крекинг |
4. erosion | D. защитная |
5. induced | E. местная |
6. pitting | F. сквозная |
7. spot | G. нитевидная |
8. penetration | H. равномерная |
9. isolated | I. эрозионная |
10. point | J. межкристаллитная |
11. sacrificial | K. щелевая |
12. continuous | L. пятнами |
Look at the photos. State the corrosion type and describe it.
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(3)
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(5)
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(7) (8)
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10. What is IT in each of these sentences?
1. IT | occurs in fast flowing liquids that have a high level of turbulence. |
2. IT | occurs over the whole surface |
3.IT | occurs in or around a break in the material |
4. IT | occurs as pits in the metal surface |
5. IT | occurs at or near the grain boundaries of the metal. |
6. IT | occurs as cracks |
7. IT | occurs as the joint action of mechanical stresses and corrosion. |
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