Q1/What is the reason behind the reduction in the cross sectional area of the annular passage from the front to the rear?

Welding: Principles and Applications (MindTap Course List)
8th Edition
ISBN:9781305494695
Author:Larry Jeffus
Publisher:Larry Jeffus
Chapter18: Gas Tungsten Arc Welding Of Pipe
Section: Chapter Questions
Problem 15R: What is the 1G pipe position?
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Q1/What is the reason behind the reduction in the cross sectional area of the
annular passage from the front to the rear?
Transcribed Image Text:Q1/What is the reason behind the reduction in the cross sectional area of the annular passage from the front to the rear?
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