Steel
For steel the hot blast temperature can be from 900 °C to 1300 °C (1600 °F to 2300 °F) depending on the stove design and condition. The temperatures they deal with may be 2000 °C to 2300 °C (3600 °F to 4200 °F). Oil, tar, natural gas, powdered coal and oxygen can also be injected into the furnace at tuyere level to combine with the coke to release additional energy which is necessary to increase productivity.
Read more about this topic: Hot Blast
Famous quotes containing the word steel:
“It is not as easy to emigrate with steel mills as it is with the manuscript of a novel.”
—Golo Mann (b. 1909)
“The complaint ... about modern steel furniture, modern glass houses, modern red bars and modern streamlined trains and cars is that all these objets modernes, while adequate and amusing in themselves, tend to make the people who use them look dated. It is an honest criticism. The human race has done nothing much about changing its own appearance to conform to the form and texture of its appurtenances.”
—E.B. (Elwyn Brooks)
“For when they meet, the tensile air
Like fine steel strains under the weight
Of messages that both hearts bear—
Pure passion once, now purest hate....”
—Allen Tate (1899–1979)