How Many Tack Welds Are Needed to Hold a Pipe

question 22

Multiple Choice

How many tack welds are needed to hold a pipe joint in alignment for welding?

• A) 4, one at the 12:00, 3:00, 6:00, and 9:00 o'clock positions.
• B) 5 to 6
• C) It depends on the size of the tack welds.
• D) The number will vary depending on the pipe's diameter.

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Definitions:

Fetal Renal Malformations

Abnormalities in the development of the kidneys or urinary tract of a fetus, which can affect kidney function.

Preterm Delivery

The birth of a baby at fewer than 37 weeks' gestational age, which may pose health risks to the newborn.

Placental Insufficiency

A condition in pregnancy where the placenta fails to deliver an adequate supply of nutrients and oxygen to the fetus.

Premature Rupture of Membranes

The breaking of the amniotic sac before labor begins, potentially leading to complications.