Temperature distribution curve Heat-affected zone (HAZ) Base metal Area 1 (500-800°C) R 1500 1000 500 e. Area 2 Maximum temperature (°C) at each location of the weld Weld metal (1000°C or higher)
Temperature distribution curve Heat-affected zone (HAZ) Base metal Area 1 (500-800°C) R 1500 1000 500 e. Area 2 Maximum temperature (°C) at each location of the weld Weld metal (1000°C or higher)
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
Related questions
Question
In welding of metals, molten metal is deposited between the two objects that are to be welded together. Most of the heat from the molten material is conducted into the area around the weld, significantly increasing the temperature in the area, which can affect the local material properties. This area is often called the Heat Affected Zone (HAZ).
Assuming you have base metal that is hypereutectoid steel, with a Cementite+Fine Pearlite microstructure, estimate what the microstructure would be in Area 1 and Area 2 of the HAZ. What is the primary factor (other than temperature and composition) that would affect what type of microstructure would be created?
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