Arc and Metal Inert Gas Welding Processes

To reduce the conductivity of the base metal

To increase the temperature of the base metal

To ensure the bead is built to a uniform width and height (correct)

To speed up the brazing process

To prevent the filler from boiling

To achieve a non-porous and strong joint (correct)

To avoid melting the base metal

To ensure the base metal retains heat

Apply heat only to one side of the assembly

Increase the torch temperature

Watch for uniform appearance change in the flux (correct)

Heat up the filler rod before application

<p>To ensure even distribution of heat</p> Signup and view all the answers

<p>Due to capillary attraction</p> Signup and view all the answers