Welding Quiz

The radius used to form the shape of a J- or U-groove is called the ______________?

• Bevel radius

• Root radius

• Groove radius

• Face radius

Before welding on previously used containers such as tanks or barrels, it is best to clean and fill them with water or to purge them with ?

• Compress air

• Acetylene

• Oxygen

• Inert gas / water

On an open-root V-groove weld in the 4G position, the electrode work angle should be ____________?

• 30 degrees

• 40 degrees

• 90 degrees

• varied as needed to tie in

Which of the following statements is true?

• Groove weld styles include single-, double-,and quadruple-groove styles.

• Groove welds can be combined with fillet to maintain strength

• The root opening dimension of a groove weld is determined by the specified work angle.

• Weld symbols on drawings always show both metric and imperial dimensions

Open-root weld coupons (practice plates) generally have a bevel angle of ______?

• 10 degrees

• 15 degrees

• 30 degrees

• 22.5 degrees

Welding codes typically allow the root face open-root V-groove welds to be within a range of ______________?

• 0.8 to 4.0 mm

• 0.8 to 4.8 mm

• 0 to 3.2 mm

• 1.6 to 6.4 mm

When making an open-root V-groove weld, the hole made when the two root faces of two plate edges are melted away by the arc is called a(n) __________?

• Bead

• Keyhole

• Overlap

• Root pass

When the plates are vertical and the axis of weld is also vertical, the code for this position of groove weld is______?

• 1G

• 2G

• 3G

• 4G

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

• 1G

• 2G

• 3G

• 4G

When practicing horizontal open-root groove welds, pay particular attention at the termination of the weld to fill the____________?

• Pad

• Root

• Crater

• Puddle