SMAW-Open-Root Groove Welds- Plate

If a groove only goes part of the way through the joint, welding in the groove results in what is called what?

• J weld

• fillet weld

• backing weld

• partial joint penetration (PJP) weld

The portion of the edge of a part to be joined by a groove weld that has not been beveled or grooved is called the ___?

• root face

• bevel face

• joint root

• groove angle

For long term cutting or welding of materials containing cadmium, what should you wear?

• an approved full-face, supplied-air respirator

• a metal fume filter

• a HEPA-rated filter

• a standard coton filter

For an open root V-groove weld, the thickness of the root reinforcement should be no more than ___?

• 1/32¨(0.8mm)

• 1/16¨(1.6mm)

• 1/8¨(3.2mm)

• 3/16¨(4.8mm)

When the plates are vertical but the axis of the weld is horizontal, the code for this position of groove weld is __?

• 1G

• 2G

• 3G

• 4G

Groove welds should be made with a gradual transition to the base metal at each __?

• weld root

• throat

• toe

• root opening

When using weave beads in flat open root V-groove welds, use a __?

• 10-15-degree drag angle

• 15-20-degree drag angle

• 10-15-degree push angle

• 35-40-degree push angle

When welding open-root V-groove welds in the horizontal position, do not __?

• feather tack welds with a grinder

• use weave beads

• chip and clean each pass

• use stringer beads

Which of the following positions is done using a push angle instead of a drag angle?

• 1G

• 2G

• 3G

• 4G

To prevent undercut in a vertical open-root V-groove weld, the welder should do what?

• increase the arc length

• use a downward push angle

• use a 30-degree drag angle

• pause slightly at each weld toe