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Use your knowledge of welding processes and the words you have learned and match the terms with their definitions.

  1. A friend of yours is planning to go on holiday soon. You ask her about her plans. Use the words in brackets to make your questions.
  2. A) Rearrange the words so that they make a sentence.
  3. A. Match pictures 1-4 to a)-d).
  4. Acknowledgement of Service Court form
1) outfit a) the process of burning something
2) valve b) an elastic device, typically a helical metal coil, that can be pressed or pulled but returns to its former shape when released, used chiefly to exert constant tension or absorb movement
3) spring c) an apparatus that burns with a hot flame for welding, brazing, or soldering
4) hose d) a complete set of equipment needed for a particular purpose
5) combustion e) a pipe made of rubber or plastic, along which a liquid or gas flows
6) adjustment f) material that is burned to produce heat or power
7) torch g) a device for controlling the passage of fluid through a pipe or duct
8) fuel h) a small change that is made to something such as a machine or a way of doing something

Use your knowledge of welding processes and information from the previous units and decide what welding processes are defined below.

1. ... is a technique in which metal is welded by heat generated by an electric arc struck between two electrodes or between one electrode and the metal workpiece

2. ... is a method of welding in which a combination of gases, usually oxyacetylene, is used to provide a hot flame.

3. ... is a welding technique in which the parts to be joined are held together under pressure and heat is produced by passing a current through the contact resistance formed between the two surfaces.

 



Projection welding is a variation of ... welding. | Components of oxy-acetylene outfit in gas welding

Arc welding. Technology in use | Name each of the paragraphs. Agree or disagree with the paragraph titles of your groupmates. Substantiate your statements. | Some methods (characterize) by a stable arc and high quality welds. | Bumserdeg | Arc welding. | Answer the following questions. | In this game the group tries to guess the letters of a word, and the presenter records failed attempts by drawing a gallows and someone hanging on it, line by line. | Welding processes. Gas and resistance welding. | Answer the following questions. | Exclude the word which is not right in the lexical row. |

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