Author Question: When making open-root V-groove pipe welds in the 1G-ROTATED position, the angle at which the ... (Read 80 times)

tiffannnnyyyyyy · **on:** Jul 24, 2018

When making open-root V-groove pipe welds in the 1G-ROTATED position, the angle at which the electrode
should be kept in relation to the pipe axis is _____.

a. 10 degrees (80-degree work angle)
b. 45 degrees (45-degree work angle)
c. 60 degrees (30-degree work angle)
d. 90 degrees (0-degree work angle)

Question 2

When E6010 electrodes are used to make the root pass on open-root V-groove pipe welds, it is important to
_____.

a. use the keyhole technique to achieve proper root penetration
b. set the amperage to the upper part of the suggested range
c. avoid using a whipping motion that might disrupt the puddle size
d. maintain a long arc or substitute E7018 electrodes