Nodular cast iron do not have spheroidal graphite structure Select one: True O False
Q: The heat treatment that is used to remove the most hardness from steel is O a. quenching b.…
A: Annealing: It is a type of heat treatment process in which heat the steel up to a suitable…
Q: In the solid solution in an alloy sometimes, two phases which are already present interact at a…
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Q: 14.Steel is most suited for cold chamber pressure die casting process. Select one: True False
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Q: Ferritic sainless steel can be hardened as much as austenitic stainless stess. False O True Non…
A: Correct answer: (1) True (2) True
Q: Multiple phases within a material can be describe using metallographic analysis. Select one: True…
A: Solution:
Q: how do you solidify and cool in a metal casting process manufacturing
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Q: Hardness of steel greatly improves with
A: Hardness of steel greatly improves with Answer: a) Cyaniding
Q: 26. How do tool steel differ from alloy or carbon steels Alloy concentration b. Hardenability e.…
A: . 26. IN TERMS OF HARDENABILITY AND MECHANICAL PROPERTY, TOOL STEEL DIFFERS MOSTLY FROM CARBON STELL…
Q: Hardness of steel greatly improves (a) annealing (c) normalising (b) cyaniding (d) tempering
A: As per given question Best heat treatment process forHardness of steel greatly improves
Q: Place the labels with the most accurate description on the micrograph at locations A, B, and C, as…
A: given; Place the labels with the most accurate description on the micrograph at locations A, B, and…
Q: For the manufacture of a rolled steel joist (RJS), would you select: 1000 C y (austentite) a +y y+…
A: For the manufacture of a rolled steel joist (RJS)?
Q: 172) Which production method is used for cooling with water spray? A) Blast furnace B) electric arc…
A: 172) Which production method is used for cooling with water spray?A) Blast furnaceB) electric arc…
Q: 6. CaO + SiO2-CaSiO3 is an essential chemical reaction for the manufacture of pg tron answer by true…
A: Solution is attached below:
Q: 94) What method is used to obtain a residual stress profile for surface integrity? A) microhardness…
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Q: To eliminate distortion while achieving a uniform structure and response to heat treating…
A: Given: To eliminate distortion while achieving a uniform structure and response to heat treating…
Q: The process of reheating of the martensitic steel
A: Given; The process of reheating of the martensitic steel to reduce its brittleness without any…
Q: 2) Which one of the following material is having high toughness a. High carbon steel b. Medium…
A: The carbon content of medium-carbon steel ranges from 0.25 to 0.60 wt. per cent, with manganese…
Q: Rank the six microstructures of steel in general order of least ductile.
A: Ductility is a measure of a material's ability to undergo significant plastic deformation before…
Q: Solution treating aluminium is done to precipitate out the copper atoms. O True
A: Solution treating aluminium is done to precipitate out the copper atoms. false To effect solid…
Q: 2/. text _________ is the structure produced by the rapid quenching of high carbon steel. a.…
A: Answer is b) Martensite
Q: As pure iron is heated up through 910°C will it: 1600 C 1400 C liquid 910°C y + cementite Fe,C…
A: Solving the first question out of two. Pls, repost the question in order to get solved the other…
Q: 26. In Classification of Alloys Structure "Interstitial" is considered one of the branches of…
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Q: lew do tool steel differ from alloy or carbon steets a Alloy concentration b. Hardenability e. Alloy…
A: AS PER GUIDELINES I HAVE TO SOLVE ONLY FIRST THREE 3 MULTIPLE QUESTION 26 .TOOL STEEL DIFFER FROM…
Q: A food processing plant that is designed to use 6.35 metric tons of 316 stainless steel will…
A: Here, 5.35 metric tonnes of 316 stainless steel in terms of grams. M=5350000 gm Here, plant use 115%…
Q: Ductile cast iron is also known as ......... iron. O cluster O flakes O cementite O nodular
A: To choose: The correct answer. Explanation: Cluster iron: It is used in the electron transfer, and…
Q: For an engine casing casting, would you select: 1000 C y (austentite) a +Y y + cementite a + Fe,C…
A: Answer:- Fe-3.5%C steel
Q: Q2/ Fill in the blanks with suitable phrases or terms:- 1- The typical composition of austenitic…
A: 1. The typical composition of austenitic stainless steel is Note :- you have posted…
Q: 7) In sand casting process, _________ are used to get complex internal shape. a. Aluminum b. Cores.…
A: Casting is one of the manufacturing used to give various shapes to the metals. In casting process, a…
Q: In gray cast iron, the graphite exists in * the form of . . O flakes cementite clusters O nodule
A: White cast iron is formed when the cooling rate is high and the carbon equivalent is low, whereas…
Q: hich one of the following Cast iron is produced by the heat treatment of White cast iron?
A: 1) Option b) Malleable cast iron Malleable cast iron are relatively very soft and can…
Q: or which of the mechanical properties is the slope method used? A) ductility B) elastic modulus C)…
A: For calculating the elastic modulus we use the slope of the linear region of the stress strain curve
Q: T or F -The α-phase is rich in iron. -The cementite phase is rich in iron -Pearlite steel has…
A: Answer 1. The α-phase is rich in iron is true. Reason: The α-phase having the least carbon…
Q: 14. it is the property of the material to be liquefied at elevated materials 15. Malleable materials…
A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
Q: In the plane carbon steel, microstructure consists of bright ferrite and dark cementite
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Q: 3. Briefly describe the production of the following cast irons i. white iron ii. malleable iron
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Q: Cementite solid phase is very hard and ductile.
A: Cementite is also called iron carbide in which 6.67%is C and 93.3% is Fe by weight percentage.…
Q: Grey cast iron, which contains between 2.5 and 4% carbon, has all or most of its carbon is…
A: We have to choose answer the above question
Q: Carbon in Carbon Steel generally occupy a vacancy in crystal lattice of iron. True False
A: Carbon and iron atoms are arranged in stack manner in carbonsteel crystal lattice.
Q: Find the best match for the following: v Brass v Cold working v Forging v Casting A. Window frame B.…
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Q: In permanent mold casting process, the steel alloys are casted in ________. a. Brass b. Refractory…
A: Permanent mold casting uses reusable molds for casting metals. Steel alloys will be having a melting…
Q: Breaking of the sand mold is done after sufficient cooling of castings, to have_____ Proper…
A: Casting: It is a type of manufacturing process in which the molten material is filled into a…
Q: The cold worked components results in uniform properties of the metal. Select one: O True O False
A: There are three types of working condition during production process. These are cold working,…
Q: (all of the above is not correct) also could you please provide an explanation to this problem?…
A: Cast iron is an alloy of iron and carbon in which carbon percent lies between 2.5-4%.
Q: Select from list A the most suitable metal or alloy for the application in list B ? List A Plain…
A: In material science, Each material has its own quality and properties. According to requirements,…
Q: Martensitic sainless steel has corrosion resistance than ferritic and austenitic sainless steels.…
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Q: 16/. The metal will be in a solid form and having austenite structure below and above _________…
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Q: In the solid solution in an alloy sometimes, two phases which are already present interact at a…
A:
Q: As pure iron is heated up through 910°C will it: 1600 C 1400 C liquid 910 C Y + cementite Fe,C…
A: Given :- As pure iron is heated up through 910° C will it Select one Contract Expand Maintain…
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- Compute the volume percent of graphite VGr in a 3.3 wt% C cast iron, assuming that all the carbon exists as the graphite phase. Assume densities of 7.9 and 2.3 g/cm3 for ferrite and graphite, respectively. a. what is the weight fraction Wa? b. what is the weight fraction of graphite? c.what is the volume fraction of graphite?What is the chemical composition upper limit of carbon for steel?A) 5%B) 0.022%C) 2.11%D) 4.3%E) 0.8% 2- Is it in liquid or semi-liquid state consisting of data and solidifies in a vacuum?A) tattooB) machiningC) pre-cookingD) castingE) turning 4- Which element has the lowest density and lowest atomic weight?A) magnesiumB) hydrogenC) heliumD) aluminumE) argonwWucsuons © 1. Differentiate between the following transformations Pearlite, (b) Bainitic (c) Martensitic, based on Diffusion, Temperature range, Nuclei, Kinetics of reaction, Crystallography, Density of dislocation, Surface relief, and Growth rate.
- wWucostuons ¢ 1. Differentiate between the following transformations Pearlite, (b) Bainitic (c) Martensitic, based on Diffusion, Temperature range, Nuclei, Kinetics of reaction, Crystallography, Density of dislocation, Surface relief, and Growth rate.Write down what you know about curd (lamellar graphite) cast irons by classifying cast irons.What is the marcosopic structure of metallic in low carbon and then high carbon steels .
- 1)What is types of cast iron? Explain detail with;a)Elemental compositionb)Production methodc)Properties (Characteristic)d)MicrostructersThe γ phase in steel can transform into Pearlite and ____ through diffusional processes.Predict the end product by drawing the cooling curve in TTT-diagram for - Alloy begins at 760 ˚C Rapidly cool to 650˚C - Hold for 20 seconds - Rapid Cool to 400˚C - Hold for 103 seconds - Quench to room temperature. The TTT diagram should be drawn considering the steel alloy.
- 2/. text _________ is the structure produced by the rapid quenching of high carbon steel. a. Austenite b. Martensite c. Cementite d. Ferrite138) Which one is needed to produce perforated parts using casting technique?a) lower degreeb) high degreec) spadesd) runnere) feeder 139) what is the crystal structure of iron?a) Hexagonal tight-packed structureb) volume-centered cubicc) face-centered cubicd) simple cubice) Ortok141) How is the elastic modulus calculated?A) With the strain rate of strainB) The ratio of shear strength to deformationC) the ratio of strain to strainD) the ratio of tensile strength to strainE) by the ratio of yield strengthIs it correct to say Thick pearlite is not as strong as thin pearlite?