Ferrous metals
Список вопросов теста
Вопрос 1
building-?
Варианты ответов
- строительство
- стройка
- строительное сооружение
Вопрос 2
ferrous metals-?
Варианты ответов
- железные металлы
- не цветные металлы
- высокопрочная сталь
Вопрос 3
high tensile steel-?
Варианты ответов
- низкоуглеродистая сталь
- высокопрочная сталь
- железная руда
Вопрос 4
Iron ore
is first converted into pig iron and then pig iron is subjected to various metal-
lurgical processes to mix different percentages of carbon and to get the fol-
lowing three useful ferrous materials:
Варианты ответов
- Sulphur (carbon content 1.9% to 4.5%)
- Cast iron (carbon content 1.7% to 4.5%)
- High tensile steel(carbon content 2% to 4.5%)
- Wrought iron (carbon content 0.05% to 0.15%)
- Steel (carbon content 0.25% to 0.25%)
- Ferrous metals (carbon content 2% to 4.5%)
Вопрос 5
truss-?
Варианты ответов
- связка
- свойства
- гайка
Вопрос 6
Ferrous material is the one in which iron is the __________ constituent.
Варианты ответов
- only
- main
- many
Вопрос 7
________ is also prone to rusting and scaling (flaking off due to oxidation), so
you have to spend a fair amount of time cleaning it up (often with a grinder)
before and sometimes during welding.
Варианты ответов
- Carbon
- Steel
- Iron
Вопрос 8
_________ is often used in steel alloys, and you can find three different
levels of carbon steel: low, medium, and high-carbon steel.
Варианты ответов
- Wrought iron
- Steel
- Carbon
Вопрос 9
It is used for making nails nuts and bolts, wires and chains.
Варианты ответов
- Wrought iron
- Steel
- Carbon
Вопрос 10
подвергнуть различным металлургическим процессам-?
Варианты ответов
- subjected to various metallurgical processes
- to mix different percentages of carbon
- It is used for making railings and spiral staircases
Вопрос 11
низкая температура плавления-?
Варианты ответов
- making rainwater
- a low melting point
- rust-easily
Вопрос 12
противопожарные решетки-?
Варианты ответов
- pig iron
- fire gratings
- fire sections
Вопрос 13
pipe-?
Варианты ответов
- to join two pieces of metal together permanently by melting the parts that touch
- a tube inside which liquid or gas flows from one place to another
- a large, thin, flat, usually rectangular piece of something
Вопрос 14
Carbon is often used in steel alloys, and you can find three different
levels of carbon steel:________________ .
Варианты ответов
- to rusting
- low
- high-carbon steel
- can be welded
- medium


