Plumbing Fittings Quiz

What should be done to the pipe before adding flux in the end feed fitting process?

• Heat the pipe

• Clean the pipe on the outside

• Paint the pipe

• Cut the pipe

What is the correct sequence of steps in the end feed fitting process?

• Clean joint, add flux, heat fitting, add solder

• Add flux, clean joint, heat fitting, add solder

• Heat fitting, add solder, clean joint, add flux

• Add solder, clean joint, heat fitting, add flux

What is the composition of lead-free solder?

• 70% lead + 30% tin

• 99% tin + 1% copper

• 50% lead + 50% tin

• 80% lead + 20% tin

After George finishes soldering the pipes in his plumbing project, what must he do with the active flux?

• Leave it on the pipes

• Clean it off after soldering

• Apply more flux

• Heat the pipes

What should be done to ensure a secure connection after heating a solder ring fitting?

• It is polished

• It is allowed to set

• It is taped

• It is filed

Priya is learning how to use solder ring fittings in her workshop class. What should be done to the joint after it cools?

• It is wiped clean with a cloth

• It is painted

• It is glued

• It is sanded

What do manufacturers supply with push fit fittings to aid insertion?

• Pre-cut pipes

• Pre-lubricated fittings

• Extra O rings

• Instruction manuals

Which type of fitting requires manipulation using a specific tool?

• Type A

• Type B

• Type C

• Type D

What is the purpose of using flux in the soldering process?

• To cool the joint

• To clean and prepare the metal surfaces

• To add color to the joint

• To increase the melting point of solder

What safety equipment should be used when soldering pipes?

• Safety goggles

• Ear plugs

• Hard hat

• Steel-toed boots