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Exercises

1. Learn new words and word combinations:

topside structures of offshore platforms -надводні борти білябереговых платформ

brewing industry -солодова промисловість

heat affected zone -зона дії нагрівання

tungsten -вольфрам

disadvantages -недоліки

friction welding -зварювання тертям

backing plate -пластина підтримки

tool -інструмент

toughness -жорсткість

versatility of recycling capabilities -універсальність

можливостей утилізації

feedability -подавання

porosity -пористість

2. Read and translate the text.

3. Answer the following questions:

  1. What is Friction Stir Welding?

  2. Where is the FSW used?

  3. Where is the Mig welding used?

  4. When was the FSW technique developed?

  5. Why is the usage of aluminium increasing?

  6. At what stage is the knowledge of friction stir welds?

4. Find the antonyms to the words:

High, frequently, strength, productive, disadvantages, to decrease, to join, to heat, different, often, to understand.

5. Complete the following sentences:

  1. Aluminium alloys are used in...

  2. The two most frequently used alloys are...

  3. Mig welding is....

  4. The technique was developed...

  5. The unique characteristic of aluminium....

  6. Although the practical application of the FSW has been successful...

6. Chose the correct definition to the word:

shipbuilding

    1. brunch of industry

    2. brunch of economy

    3. brunch of medicine

friction

    1. physical process

    2. chemical process

    3. biological process

tungsten

    1. metal

    2. gas

    3. plant

7. Select the correct form.

  1. He has worked in that field (for, since) many years.

  2. Nick said that he (saw, had seen) the result of friction stir welding.

  3. This tool is mine and that one is (your, yours).

  4. Rita wants (me to go, that I go) to the exhibition of welding equipment with her.

8. Give the three forms of the verbs:

To flow, to join, to use, to form, to leave, to have, to be, to make, to know, to produce.

9. Fill in the gaps with a proper article.

  1. It is also of interest in many other applications, such as ... topside structures of offshore platforms, railway wagons and in....brewing industry.

  2. However, two disadvantages with MIG welding are ... deformation of ... base material and ... decrease in ... strength of ... heat affected zone.

  3. ... components that are going to be joined are placed on ... backing plate and clamped using ... powerful fixture.

  4. Because of ... increased use of aluminium as ... manufacturing material, ... conversion from steel to aluminium within ... welding fabrication industry is becoming increasingly common.

  5. Most unprotected aluminium base alloy or filler alloy combinations are quite satisfactory for general exposure to ... atmosphere.

  6. Although ... practical application of ... FSW technique has been successful, there is still ... lack of design data and understanding of ... failure mechanisms.

10. Complete the questions on the text.

  1. Did/Was ______?

  2. ___or____?

  3. _________didn’t/wasn’t ?

  4. When/Why/Where?

  5. Who/What______?

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