- •Unit 5: Metalworking and welding
- •1. Read the text and say what the main metalworking processes are:
- •3. Match the terms with their right definitions.
- •4. Answer the following questions.
- •5. Translate the following sentences from Ukrainian into English using active vocabulary and information from the text to the subject.
- •1. Read the text and say what metal cutting is.
- •4. Find out whether the following statements are true or false.
- •6. Answer the following questions to the text.
- •1. Read the text and say why welding is widely used nowadays.
- •3. Answer the following questions to the text.
- •4. Translate the following sentences from Ukrainian into English.
- •1) Metalworking and metal properties
- •I. Copy the underlined words and word-combinations, translate them into Ukrainian and learn them.
- •III. Answer the following questions.
- •2) Factors affecting machinability
- •I. Copy the underlined words and word-combinations, translate them into Ukrainian and learn them.
- •II. Answer the following questions.
- •3) Metal-Cutting Machines. Lathe
- •I. Copy the underlined words and word-combinations, translate them into Ukrainian and learn them.
- •II. Define whether the following statements are true or false.
- •III. Fill in the following scheme using the text.
- •4) Borys Paton
- •I. Copy the underlined words and word-combinations, translate them into Ukrainian and learn them.
- •III. Give a short summary of the text in English in written or oral form.
- •1. Choose the right variant.
- •2. Change the words in brackets from Ukrainian into English.
- •3. Fill in the right word into the sentences.
- •4. Make up word-combinations with the following words. Translate them into Ukrainian.
2. Change the words in brackets from Ukrainian into English.
(1) Обробка металів is the process of working with metals to (2) створювати individual parts, assemblies, or large scale structures. The term covers a wide range of work from large ships and bridges to (3) точні engine parts and (4) витончені jewelry. It therefore includes a correspondingly wide range of skills, processes, and (5) інструментів.
Metalworking is a science, art, hobby, (6) промисловість and trade. Its historical roots span cultures, civilizations, and millennia. Metalworking has evolved from the (7) відкриття of smelting various ores, producing (8) ковкий and (9) гнучкий metal useful for tools and (10) прикрас. Modern metalworking processes, though (11) різноманітні and specialized, can be categorized as forming, cutting or joining processes. Today's (12) механічний цех includes a number of machine tools capable of creating a precise, useful workpiece.
3. Fill in the right word into the sentences.
machining; welding; material; joint; metal
1. Metal cutting involves removing …through machining operations.
2. … traditionally takes place on lathes, drill presses, and milling machines with the use of various cutting tools.
3. Successful machining also requires knowledge about the … you are cutting.
4. Welding is the process of joining metals by melting the parts and then using a filler to form a ...
5. … can be done using different energy sources, from a gas flame or electric arc to a laser or ultrasound.
4. Make up word-combinations with the following words. Translate them into Ukrainian.
1. useful 2. metalworking 3. recrystalization 4. strain-free 5. hot/cold 6. impact 7. wire 8. diameter 9. yield 10. open/closed 11. fabrication 12. metal 13. pressure/heat 14. welding |
a) grains b) working c) drawing d) shapes e) dies f) cutting g) welding h) methods i) rod j) extrusion k) reduction l) point m) temperature n) processes |