Q. What is the diffusion constant (D₀) when copper is dissolved in copper?

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Q. Plain carbon steels are alloys mainly consisting of _________

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Q. Which of the following attributes explain why pure metals are not frequently used in engineering applications?

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Q. Which of the following is also known as mild steel?

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Q. What is the composition of carbon in medium carbon steels?

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Q. Which of these are applications of high-carbon steel?

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Q. What is the maximum forging temperature of 1.1% carbon steel?

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Q. Which steels are generally used for making connecting rods and gear shafts?

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Q. What is the maximum amount of manganese in carbon steels?

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Q. What are the advantages of plain carbon steels over alloy steels?

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Q. What kind of steel requires definite amounts of other alloying elements?

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Q. Which of these is not a function of alloy steels?

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Q. Steels containing up to 3% to 4% of one or more alloying elements are known as ________

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Q. What does AISI steel stand for?

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Q. Which of these is not an application of HSLA steels?

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Q. Steels containing more than 5% of one or more alloying elements are known as ________

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Q. Which of the following groups of alloying elements stabilize austenite?

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Q. Which family of steels are referred to as chromoly?

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Q. What is the common name of COR-TEN steel?

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Q. Alloy steels containing 0.05% to 0.15% of alloying elements are called _______

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