Q. What is the structure of chromium carbide that precipitates at the grain boundaries?

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Q. Which of the following term is associated with intergranular corrosion in welded structures?

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Q. Which of the following is used to visualize the heat flow and temperatures during welding?

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Q. Electric arc welding is used more than the gas welding for stainless steel to reduces the chances of weld decay.

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Q. Which of the following corrosives that induce intergranular corrosion in austenitic stainless steel?

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Q. Which of the following is/are the methods to control intergranular corrosion of austenitic stainless steel?

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Q. Which of the following temperature range is required for commercial solution-quenching treatment?

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Q. Which of the following is/are the stabilizing elements to minimize intergranular corrosion of stainless steel?

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Q. Carbon pickup during the production of austenitic stainless steels has caused premature failures of intergranular corrosion.

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Q. The intergranular attack is evident in the resin shell casting but not on the ceramic mold casting.

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Q. What is the abbreviation of KLA regarding intergranular corrosion?

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Q. Which of the following is/are the characteristics of the Knife-line attack?

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Q. Which of the following is the best remedy for the Knife-Line attack?

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Q. Which of the following alloys exhibits intergranular corrosion by steam and marine atmospheres?

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Q. Selective Leaching is the removal of one element from a solid alloy by the corrosion process.

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Q. What is the percent of zinc that consists of common yellow brass?

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Q. Which of the following is/are the types of dezincification?

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Q. The Alloying of zinc to copper lowers the corrosion resistance of the copper.

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Q. Which of the following is/are the characteristics of dezincified brass alloy?

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Q. Which of the following type of brasses is/are highly prone to the uniform or layer-type dezincification?

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