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Worksheetschapter 3
Total questions: 26
Worksheet time: 39mins
The____ is used for a well-fitted hub and
spigot connections.
Standard Pipe
Single Hub
The _____ is recommended when the length of
a pipe needed is more than 150 centimeters long
wherein cutting is not necessary.
Single Hub
Standard Pipe
The ______ is preferred when a piece of pipe
needed is shorter than 150 centimeters long.
When the pipe is cut, both ends has hub to serve as joint
connector.
Double Hub
Hubless pipe
The _____ is used in lieu of the single hub to
do away with caulking of joints. It is cheaper and
easily connected using a neoprene rubber sleeves.
Hubless pipe
Double Hub
joining hubless cast iron pipe
joining hubless metal sleeve pipe
cast iron pipe joints tru
calking with oakum
heat with solder
Galvanized steel pipe connection with
threading with teplon tape
(clockwise direction)
calking with oakum
_____ are, bent slowly on a wide radius to avoid kinking.
Bending a pipe is easily done with
pipe bending machine to produce a very satisfactory
result. Another way of bending copper pipe is by us-
ing a steel spring inserted inside the pipe toproduce
smooth clean curve.
Copper pipes
CI pipes
soldering copper pipes
Joining a copper pipes
joining of copper pipes
soldering copper pipes
the simplest way of joining plastic pipe is by cementing called ______
_______ takes only
about 1/4 the time it takes to assemble bell and spigot
joints.
Solvent Welding
soldering
repairing damage plastic pipe with
-allows two pipes or tubes to be joined, welded (steel), brazed or soldered
coupling
union
are tools used for slicing or cutting pipes.
pipe cutter
monkey wrench
The____ wrench can be used to clamp onto pipes and various fasteners such as lug nuts, bolts and screws. The jaws of the monkey wrench are attached to the fastener head: This is where you want to slide the lower jaw to fit the specific fastener with a strong grip.
monkey wrench
stillson wrench
It is used to tighten and remove the mounting nuts of faucet tailpieces.
basin wrench
chain wrench
______are specialized tools that are designed for gripping and turning pipes and fittings in tight spaces. They have a flexible strap with teeth on one side, which is wrapped around the pipe and tightened to apply torque.
strap wrench
chain wrench
For tightening and dismantling work in narrow spaces such as gas and water pipes
chain wrench
strap wrench
The adjustable pipe, or ____, wrench is used to hold or turn pipes or circular bars. This wrench has separated jaws, one of which is pivoted on the handle to create a strong gripping action on the work.
stillson wrench
pipe wrench
This adjustable wrench is used for plumbing projects like the name suggests fixing pipes. They are used to grip and turn galvanized steel pipes, and black pipes.
pipe wrench
stillson wrench
easily convert from right- to left-hand operation and back, making it simple to work around obstructions or to accommodate right- or left-hand user preference.
yoke vise
threader
A _____cuts pipe, it threads pipe, it can ream the ends to remove burrs so you can cut lengths and whatever you need for the piping system you're designing or installing.
pipe threader
pipe reamer
used to deburr steel pipe before threading.
pipe reamer
yoke vise
frequently employed to solder copper water pipes. They can also be used for some low temperature welding applications, as well as for brazing dissimilar metals together.
propane torch
blow torch
Used to caulk joints in bell and spigot pipe and fittings
yarning and calking iron
melting pot and ladle
melting pot and ladle
blow torch
Plumbers use _____ to solder and fix copper pipes.
blow torch
propane torch
