8) The correct ways to control liquation cracking tendency in fusion weld joint are I. Use of filler metal that solidifies before the partially melted zone I. Use of single pass welding with higher net heat input instead of multipass welding III. Use of high energy density processes IV. Preheating the substrates V. Use of base metals with fine grain structure
8) The correct ways to control liquation cracking tendency in fusion weld joint are I. Use of filler metal that solidifies before the partially melted zone I. Use of single pass welding with higher net heat input instead of multipass welding III. Use of high energy density processes IV. Preheating the substrates V. Use of base metals with fine grain structure
Welding: Principles and Applications (MindTap Course List)
8th Edition
ISBN:9781305494695
Author:Larry Jeffus
Publisher:Larry Jeffus
Chapter28: Filler Metal Selection
Section: Chapter Questions
Problem 22R: What alloying element used in FCA welding electrodes causes the electrode to produce centerline...
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Transcribed Image Text:8) The correct ways to control liquation
cracking tendency in fusion weld joint are
I.
Use of filler metal that solidifies before the
partially melted zone
I.
Use of single pass welding with higher net heat
input instead of multipass welding
III. Use of high energy density processes
IV. Preheating the substrates
V.
Use of base metals with fine grain structure
OI, II, and III
II, and IV
OII, IV, and V
O II, III and IV
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