4AE3 U6 C1 Review

What is the primary focus of the first part of this chapter?

What is the minimum percentage of iron required for an alloy to be classified as ferrous?

Which of the following is NOT a mechanical property of metals?

What is the term for a material specimen used to measure and quantify a mechanical property?

Which of the following is a thermodynamic property of materials?

What is the ultimate criterion for choosing metals in power engineering?

Which type of material provides little warning that it is about to fail?

What is the property of a material that enables it to be drawn out to a considerable extent before breaking?

Which of the following materials is NOT ductile?

What is the property of a material that allows it to return to its original shape after a deforming force has been removed?

What is the term used to describe a material that is very soft and easily deformed?

Which of the following is an example of a material with high plasticity?

What is the property of a material that allows it to be hammered or rolled into other sizes and shapes?

Which of the following is a type of strength that is described as the maximum load a material can withstand before breaking?

What is the term used to describe a material's ability to resist deformation under load?

What is the purpose of the Izod and Charpy tests?

What is the primary purpose of a coupon in material testing?

What is the term for a metal that is hard only on the surface?

What is the primary method of measuring hardness in the Brinell Hardness Test?

What is the standard load used for steel in the Brinell Hardness Test?

What is the purpose of the 10 kg load in the Rockwell Hardness Test?

What is the name of the method that measures the hardness of a material by dropping a hard steel object from a measured height?

What is brittleness?

What is the term for the ability of a material to resist wear, abrasion, cutting, and indentation?

What is the purpose of the masses in the Brinell Hardness Test?

What is the term for the ability of a material to change shape under load without breaking?

What is the primary advantage of nickel in alloy steel?

What is the minimum percentage of chromium required for a steel to be classified as stainless steel?

What is the effect of vanadium on alloy steel?

What is the primary benefit of molybdenum in alloy steel?

What is the advantage of chrome molybdenum steel in high-temperature steam piping?

What is the effect of tungsten on alloy steel?

What is the first material produced by the iron ore refining process?

What is the purpose of limestone in the blast furnace process?

What is the characteristic of pig iron that makes it hard, brittle, and almost impossible to machine?

What is the difference between white cast iron and grey cast iron?

What is the process that produces wrought iron?

What is the primary characteristic of grey cast iron?

Why is pig iron not directly useful?

What is the primary difference between cast iron and steel?

What is the purpose of annealing in the production of malleable cast iron?

What is the former use of wrought iron that has been replaced by steel?

What is the primary function of limestone in the basic oxygen furnace?

What is the result of the excess carbon in the pig iron being burned in the BOF?

What is the purpose of the oxygen lance in the BOF?

What is the characteristic of low carbon steels?

What is the effect of increasing the carbon content in high and very high carbon steels?

What is the purpose of annealing high carbon steel?

What is the advantage of alloy steels over carbon steels?

What is the result of the chemical processes in the BOF?

What is the purpose of the slag produced in the BOF?

What is the difference between high carbon steel and very high carbon steel?

Which of the following properties is NOT classified as a thermodynamic property?

What is the primary consideration in selecting metals for power engineering applications?

Which of the following metals is classified as non-ferrous?

What is the purpose of applying force to a material specimen in material testing?

Which of the following is a characteristic of ferrous metals?

What is the term for the material specimen used in material testing?

What is the primary function of the hydraulic pump in the Brinell Hardness Test?

What is the significance of the 10 kg load in the Rockwell Hardness Test?

What is the characteristic of a material that is brittle?

What is the purpose of the masses in the Brinell Hardness Test?

What is the difference between the Brinell Hardness Test and the Rockwell Hardness Test?

What is the significance of the hardness of a material in engineering design?

What is the purpose of using a diamond indenter in the hardness test?

What is the relationship between the load and the hardness number in the Brinell Hardness Test?

What is the significance of the Shore Hardness method in material testing?

What is the primary difference between the Rockwell B and Rockwell C readings?

A material that is capable of being drawn out to a considerable extent before breaking exhibits which property?

What is the primary characteristic of a material that is defined as brittle?

A material that is able to resist deformation under load exhibits which property?

What is the primary difference between the Izod and Charpy tests?

A material that is able to be hammered or rolled into other sizes and shapes exhibits which property?

What is the term used to describe the ability of a material to change shape under load without breaking?

A material that is able to return to its original shape after a deforming force has been removed exhibits which property?

What is the term used to describe a material's ability to resist wear, abrasion, cutting, and indentation?

Which of the following materials is an example of a ductile material?

What is the primary characteristic of a material that is defined as plastic?

Which of the following alloying elements in steel improves its corrosion resistance at high temperatures?

Which of the following properties of steel is improved by the addition of chromium?

What is the primary reason for heating alloy steels before, during, and after welding?

Which of the following alloying elements in steel produces a fine grain structure during heat treatment?

What is the primary benefit of using chrome molybdenum steel in high-temperature steam piping?

What is the primary purpose of the limestone in the blast furnace during the production of pig iron?

What is the result of the carbon precipitating out of solution as flakes or nodules during the cooling of cast iron?

Which of the following alloying elements in steel improves its machinability?

What is the term used to describe the process of heating and cooling white cast iron to increase its toughness and ductility?

What is the primary difference between pig iron and cast iron?

What is the purpose of the puddling process in the production of wrought iron?

What is the characteristic of grey cast iron that makes it suitable for machinery bases and internal combustion engine components?

What is the primary difference between plain carbon steels and alloy steels?

What is the result of the molten pig iron being tapped into ladles or cast into molds?

What is the primary characteristic of white cast iron that makes it suitable for machinery parts that are subjected to excessive wear?

What is the primary purpose of the cupola furnace in the production of cast iron?

What is the primary reason why the furnace lining in the BOF is made of high pH refractory?

What is the effect of increasing the carbon content in high and very high carbon steels?

What is the purpose of the fluxing agent in the BOF?

What is the characteristic of alloy steels that allows them to respond to heat treatment?

What is the result of the chemical processes in the BOF?

What is the primary advantage of producing special high alloy steels in electric furnaces?

What is the effect of phosphorus and sulfur impurities on the properties of steel?

What is the purpose of the oxygen lance in the BOF?

What is the primary difference between high carbon steels and very high carbon steels?

What is the purpose of the slag produced in the BOF?

What is the primary advantage of using aluminum in aircraft parts?

What is the primary purpose of adding phosphorus to bronze?

What is the primary characteristic of white metal (babbitt) that makes it suitable for bearing materials?

What is the primary difference between tin-based and lead-based babbitts?

What is the primary advantage of lead-based babbitt over tin-based babbitt?

What is the primary reason why aluminum is alloyed with other materials?

What is the primary reason copper is used in power plants?

What is the result of mixing molten copper with other metals?

What is the primary component of brass, besides copper?

What is the purpose of using copper alloys in power plants?

What is the significance of copper's high ductility in power plant applications?

What is the advantage of using copper alloys over pure copper in power plants?

What is the primary reason that copper alloys are used instead of pure copper in power plants?

What is the typical composition of brass alloys?

What is the primary application of copper in power plants?

What is the process by which copper is refined from copper ore?

What is the property of copper that makes it suitable for use in electrical equipment?

What is the result of mixing molten copper with other metals?

What is the primary reason for adding zinc to bronze alloys?

Which of the following properties of aluminum is responsible for its use in aircraft parts?

What is the primary advantage of using tin-based babbitt over lead-based babbitt?

What is the primary reason for alloying aluminum with other materials?

What is the primary characteristic of white metal (babbitt) that makes it suitable for bearing materials?

Which of the following is a characteristic of bronze alloys?