Questions and Answers
What makes metals a popular choice for construction materials?
Their strength, durability, and versatility
Why are metals often not considered suitable for low-cost constructions in developing countries?
Because they are imported and expensive
What percentage of buildings are constructed without the use of metals?
A small percentage
What is one way to obtain metals for construction?
Signup and view all the answers
What is a common form in which metals are found in nature?
Signup and view all the answers
What process do extracted metals often undergo after extraction?
Signup and view all the answers
What is the primary purpose of smelting?
Signup and view all the answers
What is the term derived from the Latin term 'ferrum' meaning iron?
Signup and view all the answers
What are the three general classes of ferrous materials for construction?
Signup and view all the answers
What is the function of limestone in the production of ferrous metal?
Signup and view all the answers
What is the result of combining iron ore with coke and limestone in a blast furnace?
Signup and view all the answers
What is the byproduct formed when impurities are absorbed by limestone?
Signup and view all the answers
What type of steel is commonly used as a reinforcing material in pre-stressed concrete?
Signup and view all the answers
What property of steel makes it an attractive material for high-rise buildings and long span bridges?
Signup and view all the answers
What type of steel product is used for structural connections?
Signup and view all the answers
What is the benefit of steel's ductility in building construction?
Signup and view all the answers
What type of steel is plated with zinc to improve corrosion resistance?
Signup and view all the answers
What is the advantage of steel structures in terms of construction time?
Signup and view all the answers
What was the significance of the Bessemer process?
Signup and view all the answers
What is the maximum percentage of carbon in the Bessemer Converter?
Signup and view all the answers
What is the purpose of a bloom in steel forming?
Signup and view all the answers
What is the temperature range for hot working in steel mechanical operation?
Signup and view all the answers
What is the primary purpose of continuous casting in steel production?
Signup and view all the answers
What is the purpose of the primary rolling process in steel production?
Signup and view all the answers
What is an advantage of steel structures in terms of repairs and modifications?
Signup and view all the answers
What is a benefit of using recycled steel in building construction?
Signup and view all the answers
What is a disadvantage of using steel structures in building construction?
Signup and view all the answers
What is a characteristic of steel structures that makes them suitable for expansion?
Signup and view all the answers
Why do steel frames in buildings require fireproofing?
Signup and view all the answers
What is a potential issue with steel structures exposed to air and water?
Signup and view all the answers