Alloy Steels (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 main purpose of adding alloying elements to iron and carbon?
What is the main purpose of adding alloying elements to iron and carbon?
To enhance specific properties
What forms on stainless steel to prevent corrosion?
What forms on stainless steel to prevent corrosion?
Chromium oxide film
What is the chromium content in 18/8 stainless steel?
What is the chromium content in 18/8 stainless steel?
18%
Why is stainless steel commonly used for cutlery?
Why is stainless steel commonly used for cutlery?
Hygienic and non-reactive surface
What happens when stainless steel's surface is scratched?
What happens when stainless steel's surface is scratched?
Chromium forms new protective layer
What is the key property of high speed steel (HSS)?
What is the key property of high speed steel (HSS)?
Maintains hardness at high temps
Which element provides temperature resistance in HSS?
Which element provides temperature resistance in HSS?
Tungsten
What are common applications of high speed steel?
What are common applications of high speed steel?
Drill bits and power-saw blades
Why can HSS cut at higher speeds than high-carbon steel?
Why can HSS cut at higher speeds than high-carbon steel?
Retains sharpness when heated
What are the distinctive characteristics of tool steel?
What are the distinctive characteristics of tool steel?
High hardness & abrasion resistance
Which elements are commonly found in tool steel?
Which elements are commonly found in tool steel?
Chromium, tungsten, & manganese
What is a typical application of tool steel?
What is a typical application of tool steel?
Pressing tools for car door panels