Задания к тексту Finishing process (1, 2, 3)
Exercise 1
Ответьте на следующие вопросы:
- In what main shapes steel is generally marketed?
- What are the main methods of steel shapes production at steel mills?
- Does the working of steel improve the quality of steel and how?
- What process of working of steel is considered to be the basic?
- What is passed between a series of pairs of metal rollers during the hot rolling process?
- How do we call the first pair of rollers through which the ingot passes in hot rolling process?
- What structural shapes are rolled through specially grooved rollers?
- What type of steel product is widely required by modern manufacturing enterprises?
- What is the main equipment of modern rolling mills?
- Who were to eliminate any need for blooming and roughing mills?
Exercise 2
Соответствуют ли данные предложения содержанию текста:
- Pig Iron is marketed in a wide variety of sizes and shapes, such as rods, pipes, railroad rails, tees, channels, and I-beams.
- Steel shapes are produced at Blast furnaces by rolling and otherwise forming heated ingots to the required shape.
- The working of steel improves the quality of the steel.
- The basic process of working steel is known as cold rolling.
- In hot rolling the steel is elongated and reduced in thickness.
- The first pair of rollers through which the ingot passes is commonly called the section mill.
- From the blooming mill, the steel goes to roughing mills and finally to finishing mills.
- The rollers of sheet mills are grooved to give the required shape.
- Modern manufacturing requires a large amount of thin sheet steel.
- A more efficient way to produce thin sheet steel is to feed thicker slabs through the rollers.
- A continuous casting system produces an endless steel slab less than 5 cm thick.
Exercise 3
Заполните пропуски недостающими по смыслу словами, используя текст:
- Such steel shapes as rods, pipes, railroad rails, tees, channels, and I-beams are produced at … … .
- The basic process of working steel is known as … rolling.
- In hot rolling the cast ingot is first heated in a furnace called a … pit.
- The first pair of rollers through which the ingot passes is called the … mill.
- The rollers of mills used to structural shapes as I-beams, H-beams, and angles are … to give the required shape.
- Continuous mills roll steel strips … before it cools and becomes unworkable.
- A more efficient way to produce thin sheet steel is to feed … slabs through the rollers.
- A continuous casting system eliminated any need for … and … mills.