C If A Eutectoid Steel Is Cooled From 800 C To 700 C And Left At That Temperature For A Number Of Hours What Change Do 1 (17.79 KiB) Viewed 17 times
C If A Eutectoid Steel Is Cooled From 800 C To 700 C And Left At That Temperature For A Number Of Hours What Change Do 2 (14.04 KiB) Viewed 17 times
c) If a eutectoid steel is cooled from 800°C to 700°C and left at that temperature for a number of hours, what change do you expect? (3 Marks) d) If a piece of steel having 0.8 wt% carbon has a martensitic structure, can it be converted to a fully pearlitic structure by holding it at 700°C? (3 Marks)
f) A piece of steel containing 0.2 wt%C has an initial microstructure of coarse ferrite and pearlite. Discuss briefly the heat treatment temperature, holding time, heat treatment atmosphere and microstructural changes for annealing of this steel. (5 Marks)
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!