Practical Notes

Question 1

If there is lack of side wall fusion what also does there have to be?

Answer 1

Underfill

Question 2

Where do you generally find the slagninclusion on the plate?

Answer 2

In between a weld run or in the toes of the weld with under fill or lack of fusion or lack of inter run fusion or undercut

The slag is trapped in there.

Question 3

What does a poor stop start look like?

Answer 3

If you find the crater on the top there’s a potential thins out on the root on the other side.

Question 4

What are the 3 things to look for in under cut?

Answer 4

Length depth and sharpness
Jagged = undercut
In the toes

Question 5

Arc strikes what do they look like?

Answer 5

Question 6

Lack of root penatration

Answer 6

.2 straight wedges

Question 7

Lack of root fusion

Answer 7

. 1 straight edge
. Normally with miss-alignment of plates

Question 8

Root concavity

Answer 8

. No straight edges

Question 9

Top tips

Answer 9

Question 10

If there are any sharp indications on under cat that would be instant reject on group A this means there is no need to measure

Answer 10

Do not measure for group A if there are sharp indications