SAW Welding Techniques & Process Control

Question 1

Which technique ensures uniform weld bead formation in SAW?

Accepted Answer

Constant travel speed with proper alignment

Answer

Rapid back-and-forth motion

Answer

Stopping frequently during the pass

Answer

Using no flux

Question 2

What effect does excessive arc voltage have on SAW welds?

Accepted Answer

Results in undercut and excessive spatter

Answer

Produces a narrow, deep weld

Answer

Causes electrode sticking

Answer

Improves weld bead profile

Question 3

Why is it important to control heat input in SAW?

Accepted Answer

To manage weld quality and prevent defects

Answer

To create porosity

Answer

To prevent equipment wear

Answer

To lower machine voltage

Question 4

Which defect is caused by poor flux coverage during SAW?

Accepted Answer

Porosity

Answer

Excess penetration

Answer

Undercut

Answer

Slag inclusion

Question 5

What adjustment improves fusion when welding thicker materials?

Accepted Answer

Increase amperage

Answer

Reduce voltage

Answer

Decrease wire feed

Answer

Shorten arc length

Question 6

What is the result of incorrect travel angle during SAW?

Accepted Answer

Uneven bead and lack of fusion

Answer

Balanced bead profile

Answer

Increased weld penetration

Answer

Improved arc control

Question 7

What should be done to prevent slag inclusions in SAW welds?

Accepted Answer

Ensure flux coverage and interpass cleaning

Answer

Use higher voltage

Answer

Avoid interpass cleaning

Answer

Increase weld speed

Question 8

Why is consistent wire feed rate critical in SAW?

Accepted Answer

Stabilizes arc and bead formation

Answer

Controls shielding gas flow

Answer

Eliminates the need for flux

Answer

Increases arc length

Question 9

What does excessive travel speed in SAW typically cause?

Accepted Answer

Lack of fusion and narrow beads

Answer

Improved penetration

Answer

Wider bead with deeper fusion

Answer

Reduced porosity