Answered

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The gas preflow and postflow times depend on which of the following?

A. Travel speed
B. Nozzle size
C. Torch angle
D. Filler rod angle

Sagot :

GinnyAnsweridn

Final answer:

Gas preflow and postflow times in welding are influenced by the nozzle size and torch angle, crucial for achieving optimal results.


Explanation:

Gas preflow and postflow times depend on the nozzle size, which is a crucial factor in controlling the flow of gas during welding processes. For example, a larger nozzle size may require longer preflow and postflow times to ensure proper shielding gas coverage.

Additionally, the torch angle can also impact preflow and postflow times as it affects the direction and concentration of the shielding gas flow, influencing the welding quality and efficiency.

Understanding how nozzle size and torch angle influence gas flow timing is essential for achieving optimal welding results and maintaining proper weld quality.


Learn more about Gas flow in welding processes here:

https://brainly.com/question/43996677


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