Q. Which of the following is/are the types of cast irons?

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Q. What is the composition of high-silicon cast iron named Durichlor that has the highest corrosion resistance among cast irons?

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Q. The excellent corrosion resistance of high-silicon irons is due to the formation of a passive SiO₂ surface layer.

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Q. Which of the following metal is/are regarded as pure iron commercially?

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Q. Which of the following are the parameters of the iron-carbon diagram on the x and y-axis respectively?

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Q. Which of the following is/are the classification types of stainless steel?

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Q. Which of the following statements are correct regarding the austenite phase in an iron-carbon phase diagram?

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Q. Which of the following properties of aluminum contributing to its widespread applications?

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Q. Which of the following metal is utilized in trucks, automobile engines, aircraft, and missiles?

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Q. Which of the following corrosion products of lead serve as protective films?

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Q. Which of the following alloying element of stainless steel that attributes a large increase in stress-corrosion resistance?

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Q. Which of the following metal/alloy has the highest stress-corrosion resistance?

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Q. Which of the following metals will act as sacrificial metals in cathodic production?

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Q. Which of the following metal is/are corrosion resistant to hydrofluoric acid?

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Q. Which of the following metal plating is used for high-strength steels in aircraft to improve resistance to corrosion fatigue?

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Q. Which of the following metals will depend on the oxide layer for their corrosion resistance?

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Q. Which of the following metals has a Hexagonal closed packed structure?

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Q. Which of the following characteristics of titanium that account for much of its application in corrosive services?

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Q. Which of the following metals are regarded as refractory metals?

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Q. Which of the following metals that usually results in a porous and volatile oxide layer?

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