
Производство чугуна
Authored by Valeriya Yudakova
Science
University
Used 17+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажите вариант с изображением доменной печи
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В каком агрегате, кроме домны, можно выплавить чугун?
индукционная печь
конвертер
вагранка
дуговая печь
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Содержание углерода в чугуне:
0,02 - 2,14 %
0,8 - 4,5 %
0,1 - 0,8 %
2,14 - 6,67 %
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Шихтовые материалы доменной плавки
марганцевые руды, мазут, глинозем
железные руды, кокс, известняк
медные руды, каменный уголь, доломит
бокситы, природный газ, шамот
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Укажите верную цепочку восстановления железа из руды в доменной печи
Fe2O3 → Fe3O4 → FeO → Fe
Fe→FeO→Fe2O3 → Fe3O4
Fe2O3 → FeO →Fe3O4 →Fe
Fe3O4 →Fe2O3 → FeO → Fe
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Под какой позиций находится часть печи, имеющая форму цилиндра, в которой скапливаются продукты плавки — жидкий чугун и шлак?
1 (горн)
5 (шахта)
4 (распар)
3 (заплечики)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой огнеупор применяется для футеровки доменных печей?
динасовый кирпич
магнезитовый кирпич
шамотный кирпич
доломитовый кирпич
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