What is Steel? (Leaving Cert Engineering): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is the maximum carbon content in steel before it becomes cast iron?
What is the maximum carbon content in steel before it becomes cast iron?
2%
What are the two primary elements that make up steel?
What are the two primary elements that make up steel?
Iron and carbon
Which furnace method uses submerged electrodes to create hot arcs that melt metal?
Which furnace method uses submerged electrodes to create hot arcs that melt metal?
Electric arc furnace
What happens to ductility as the strength of steel increases?
What happens to ductility as the strength of steel increases?
It decreases
What is the typical tensile strength range for most steels?
What is the typical tensile strength range for most steels?
MPa
Which element provides stainless steel with excellent corrosion resistance?
Which element provides stainless steel with excellent corrosion resistance?
Chromium
What is the carbon content range for medium carbon steel?
What is the carbon content range for medium carbon steel?
%
What effect does increasing carbon content have on carbon steel?
What effect does increasing carbon content have on carbon steel?
Increases strength, reduces ductility
What is the carbon content range in tool steel?
What is the carbon content range in tool steel?
%
What percentage of silicon does electrical steel contain?
What percentage of silicon does electrical steel contain?
%
What percentage of other elements classifies a steel as high-alloy?
What percentage of other elements classifies a steel as high-alloy?
Above 8%
Which elements in weathering steel help form an oxidised protective layer?
Which elements in weathering steel help form an oxidised protective layer?
Chromium, nickel, and copper