Degarmo's Materials And Processes In Manufacturing
13th Edition
ISBN: 9781119492825
Author: Black, J. Temple, Kohser, Ronald A., Author.
Publisher: Wiley,
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Textbook Question
Chapter 6, Problem 26RQ
How are letters incorporated into the AISI–SAE designation system for steel, and what do some of the more common ones mean?
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Chapter 6 Solutions
Degarmo's Materials And Processes In Manufacturing
Ch. 6 - Why might it be important to know the prior...Ch. 6 - What is a ferrous material?Ch. 6 - How does the amount of steel that is recycled...Ch. 6 - Why is the recycling of steel so attractive...Ch. 6 - When iron ore is reduced to metallic iron, what...Ch. 6 - What properties or characteristics have made steel...Ch. 6 - What is involved in the conversion of pig iron...Ch. 6 - What are some of the modification processes that...Ch. 6 - What is the advantage of pouring molten metal from...Ch. 6 - What are some of the attractive economic and...
Ch. 6 - Prob. 11RQCh. 6 - What are some of the techniques used to reduce the...Ch. 6 - How might other gases, such as nitrogen and...Ch. 6 - What are some of the attractive features of...Ch. 6 - What is plain�carbon steel?Ch. 6 - What is considered a low�carbon steel?...Ch. 6 - What properties account for the high�volume use...Ch. 6 - Why should plain�carbon steels be given first...Ch. 6 - What are some of the common alloy elements added...Ch. 6 - For what different reasons might alloying elements...Ch. 6 - What are some of the alloy elements that tend to...Ch. 6 - While strength and hardness are dependent on the...Ch. 6 - What alloys are particularly effective in...Ch. 6 - What is the basis of the AISI–SAE classification...Ch. 6 - What is the significance of the last two digits in...Ch. 6 - How are letters incorporated into the AISI–SAE...Ch. 6 - What is an H�grade steel, and when should it be...Ch. 6 - Why should the proposed fabrication processes...Ch. 6 - How are the final properties usually obtained in...Ch. 6 - Prob. 30RQCh. 6 - Prob. 31RQCh. 6 - Prob. 32RQCh. 6 - What is the primary attraction of the...Ch. 6 - Prob. 34RQCh. 6 - What are the two phases that are present in...Ch. 6 - What is the transformation that occurs during the...Ch. 6 - Prob. 37RQCh. 6 - Prob. 38RQCh. 6 - Prob. 39RQCh. 6 - Describe the role of steel in the automotive...Ch. 6 - Prob. 41RQCh. 6 - Prob. 42RQCh. 6 - What are some of the compromises associated with...Ch. 6 - What factors might be used to justify the added...Ch. 6 - What are some of the coating materials that have...Ch. 6 - What are soft magnetic materials?Ch. 6 - Prob. 47RQCh. 6 - What are maraging steels, and for what conditions...Ch. 6 - Prob. 49RQCh. 6 - Prob. 50RQCh. 6 - Prob. 51RQCh. 6 - Why should ferritic stainless steels be given...Ch. 6 - Which of the major types of stainless steel is...Ch. 6 - Under what conditions might a martensitic...Ch. 6 - Prob. 55RQCh. 6 - How can an austenitic stainless steel be easily...Ch. 6 - Prob. 57RQCh. 6 - Prob. 58RQCh. 6 - Prob. 59RQCh. 6 - Prob. 60RQCh. 6 - What is a tool steel?Ch. 6 - How does the AISI–SAE designation system for...Ch. 6 - What is the least expensive variety of tool steel?Ch. 6 - Prob. 64RQCh. 6 - What alloying elements are used to produce the...Ch. 6 - What assets can be provided by the...Ch. 6 - Prob. 67RQCh. 6 - Prob. 68RQCh. 6 - Describe the microstructure of gray cast iron.Ch. 6 - Which of the structural units is generally altered...Ch. 6 - What are some of the attractive engineering...Ch. 6 - What are some of the key limitations to the...Ch. 6 - Prob. 73RQCh. 6 - How is malleable cast iron produced?Ch. 6 - What structural feature is responsible for the...Ch. 6 - Prob. 76RQCh. 6 - What is the purpose of inoculation when making...Ch. 6 - What is fading? Why should ductile iron be...Ch. 6 - What requirements of ductile iron manufacture are...Ch. 6 - What are some of the attractive features of...Ch. 6 - Compacted graphite iron has a structure and...Ch. 6 - What are some of the reasons that alloy additions...Ch. 6 - What properties are enhanced in the high�alloy...Ch. 6 - When should cast steel be used instead of a cast...Ch. 6 - In what ways might a cast steel be more difficult...Ch. 6 - Why are standard geometry test bars often cast...Ch. 6 - Prob. 1PCh. 6 - Select from among the common hand tools in the...Ch. 6 - Prob. 3PCh. 6 - Identify a particular product that has been...Ch. 6 - Prob. 5PCh. 6 - Select among the components in the following list,...Ch. 6 - Prob. 7PCh. 6 - Prob. 8PCh. 6 - Prob. 1CSCh. 6 - Prob. 2CSCh. 6 - Surface Treatment—Depending on the material...
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- What is the maximum allowable percentage of manganese in carbon steel as defined by the AISI classification for carbon steel?arrow_forwardWhat stainless steel(s) would a. have low creep at high temperatures? b. be used for food service equipment?arrow_forwardWhich of the following AISI material category designations refers to plain carbon steel? AISI 1040 AISI 41xx AISI 5xxxarrow_forward
- Write an paragraph on each of the following including information/data about the general composition, properties, uses, applications and their reasons: Mild steel 1060 steel 304 stainless steel HSLA steel Gray cast ironarrow_forwardWhat are the ultimate strengths in tension and in compression for ASTMA48 Grade 40 cast irontarrow_forwardAnswer with true (T) or false (F), corrects the wrong phrases, and gives short reason(s) for correct and corrected statements: 1- Normalized steels have better strength and toughness as compared to annealed steels. 2- Ferrous alloys are most important and widely used in comparison to any other metals. 3- Metals of BCC crystal structure are denser than metals of FCC structure. 4- Hypo-eutectoid steels fully annealed by heating to about 30°C above the upper critical temperature.X A3 5- The full martensite microstructure can be obtained by cooling the steels with any cooling rate. 6- There is a large volume expansion when martensite forms from austenite.,arrow_forward
- Table Q2 Steel (Low Low Carbon Medium Carbon High Carbon Alloys) (<0.25 wt% C) (0.25 – 0.6 wt% C) (0.6 – 1.4 wt% C) Туре With With With Plain Plain Plain Property Additive Additive Additive Hardness Low Medium Medium High High Very high Ductility High Medium Medium Low Low Very low d) Based on Table Q2, describe a suitable class of steels that can be used in the following applications. (i) Railway tracks (i1) Cutting toolsarrow_forwardState four alloying elements which are combined together with iron and carbon in the manufacture of high speed steelarrow_forwardFor each question, provide an explanation, identifying the correct choice ( it is marked in red) and explaining why it's the right answer, as well as why the other options are incorrect. Please do 1, 2.arrow_forward
- What are the common types of strength measurements?arrow_forwardTable Q2 Steel (Low Low Carbon Medium Carbon High Carbon Alloys) (<0.25 wt% C) (0.25 – 0.6 wt% C) (0.6 – 1.4 wt% C) Туре With With With Plain Plain Plain Property Additive Additive Additive Hardness Low Medium Medium High High Very high Ductility High Medium Medium Low Low Very low A mechanical properties table with different type of steels is shown in Table Q2. a) Based on Table Q2, describe the relationship of hardness and ductility. b) Suggest two methods to improve the hardness of steels by referring to Table Q2. c) Elaborate the reasons the two methods in Q2(b) can be used to improve the hardness of steels.arrow_forwardChoose the best , fast please.arrow_forward
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