Blog Take The Metallurgy Quiz: Expert Level

Do you think you are an expert in metallurgy? Take our expert level quiz and let’s see. Once you finish the quiz, please take our metal casting quiz.

You have limited time to select an answer so no time to “Google” the question.

 

START QUIZ

#1. How much chromium does stainless steel need to be considered stainless?

9.4%

10.5%

11.2%

12%

#2. Wolfram is the original name for which element?

Copper

Iron

Tungsten

Niobium

#3. How much copper is in United States pennies minted prior to 1982?

100%

95%

10.5%

2.5%

#4. Which of the following is the principal alloying element in brass?

Aluminum

Lead

Nickel

Zinc

#5. What three elements are included in the equation to calculate the Pitting Resistance Equivalency Number (PREn) of an alloy?

Chromium, Nickel, and Aluminum

Chromium, Molybdenum, and Nitrogen

Chromium, Nickel, and Iron

Chromium, Zinc, and Silver

#6. Which of the following group of bronze alloys typically include 9% – 14% aluminum?

Gear bronze

Bearing bronze

Manganese bronze

Aluminum bronze

#7. Which of the following is a type of wear?

Abrasive

Fretting

Cavitation

All the above

#8. Which of the following is NOT a type of heat treatment?

Annealing

Homogenizing

Burnishing

Normalizing

#9. Which of the following best describes the difference between 304 and 316 stainless steels?

316 has twice as much carbon

304 resists corrosion from chlorides better

316 has molybdenum

304 is a ferrous alloy

#10. Argon Oxygen Decarburization (AOD) typically reduces the amount of carbon in an alloy to which of the following levels?

Less than .05%

Around 1%

Between 1% – 2%

None of the above

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Finish

Results

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