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WorksheetsPretest Unit 6
Total questions: 88
Worksheet time: 44mins
What type of symbol is shown?
Strainer
Steam trap
Blanket type installation used on pipework is attached
by using what?
Aluminum banding
Wire
What type of symbol is shown?
Plug valve
Gate valve
What type of wrench would you use on
the fitting below?
Adjustable wrench
Pipe wrench
What type of tool is used for tightening/loosening flange bolts?
Box wrench
Chain wrench
If the hold tag is in your name and you then leave before the job
is complete, what is the correct procedure to follow?
You would close out the tag
You would never leave your own details on the tag
What type of blind is shown?
Spectacle
Spade
Identify the symbol.
Gate valve
Diaphragm valve
When installing wrap-around type pipe insulation, you should
have an downward overlap to help shed water, how much
should it be?
24mm
25mm
What type of tool is shown?
Box wrench
Pipe wrench
Name the object in the picture below.
Work order
Work permit
Of the materials provided below, which offer the greatest
mechanical strength for flanges?
Cast iron
Forged steel
What support is shown?
Anchor
Spring hanger
What type of equipment is shown?
Lock equipment
Lock-out equipment
What flanges require less accuracy when cutting pipe to
match, and easy to align when fitting, what type of flange
is needed?
Weld neck
Slip on
What type of flange is shown?
Socket
Weld neck
What type of flange is shown?
Threaded
Socket
What does this symbol represent?
Line isolation
Expansion joint
What does this symbol represent?
Butterfly valve
Ball valve
What type of support would be used to allow expansion
contraction and vibration?
Spring type
U-Bolts
What type of symbol is shown?
Flush bottom tank valve
Relief valve
What type of symbol is shown?
Relief valve
Flush bottom tank valve
What type of valve restricts the flow to one direction?
Regulating valve
Non return valve
What does this symbol represent?
Line insulation
Line break
What is the reason you would perform hydro testing
piping systems?
To see if the gauge is working
To test the strength of all piping connections
Which is the safest wrench to be used for bolting and unbolting?
Adjustable wrench
Spud wrench
Which equipment or component is used where the function is to transfer heat from 1 system to another?
Steam trap
Heat exchanger
When isolating pipe work or valves, what is used to prevent
a system passing or the product from being accidentlly
released?
Flange blind
Flange
What type of sealing tape is commonly used to seal joints
between insulation?
Rubber
Aluminum
A welded flange that should be welded on the inside as well as the outside is called what?
Socket
Weld-neck
What document contains safety information and instructions about particular tasks that may need to be carried out?
Paperwork
Permit to work (PTW)
What does this symbol represent?
Normally open
Normally close
What kind of wrench would you use to tighten a threaded
pipe to a fitting?
Pipe wrench
Adjustable wrench
What color is a hot work permit?
White with red edges
Red
What type of support would be used where considerable
movement along the length of the pipeline would take
place?
Roller support
Anchor support
What procedure would you use to prevent anyone from
accidentally turn on the power or product flow while you
are working?
Permit to work
Lock out procedure
What does this symbol represent?
Rotary compressor
Centrifugal pump
What tool is shown?
Chain wrench
Adjustable wrench
What does this symbol represent?
Normally close
Normally open
What fitting would enable you to dismantle a closed
circuit without having to cut the pipe?
Flange
Union
What type of line blind is shown?
Spade blind
Spectacle blind
What tool is shown?
Chain wrench
Pipe wrench
What does this picture represent?
Piston trap
Bellows trap
What bolting technique should be used when it is necessary to replace corroded bolts when a line is live and before a shutdown?
Hot bolting
Automatic bolting
What does this picture represent?
Pump
Compressor
After locking out a valve, electrical power supply,
who is responsible for keeping the key?
Foreman
Yourself
What is the bolting technique called when it is necessary to
replace corroded bolts when a line is live?
Hot bolting
Prevent bolting
What piping component is used to start, stop, restrict, or
control the flow of fluids or gasses in piping systems?
Control device
Valve
What does this picture represent?
Pins / Bolts
Studs / Bolts
What is the major reason why pipe supports are required?
Support the weight of the pipe and its product
Product can flow fast
What is the safest recommended wrenches used for hot bolting flange connections?
Adjustable wrench
Box wrench
What color is a cold work permit?
Green
Blue
What type of gasket has an outer and inner ring?
Spiral wound gasket
Raised face gasket
The picture shows a flange joint with 2 bolts in the bottom
and a podger aligning the 2 flanges, what is the next step?
Insert the gasket
Insert the side bolts
What does this picture represent?
Gaskets
Insulation
Where are the manufacturers specifications
normally found on a flange?
Hub
Edge of the flange
A document that contains safety information and
instructions about a particular task that may need to be
carried out on the plant is called what?
Gate permit
Permit to work
What does this picture represent?
Lever trap
Tilting disc trap
Full face gaskets are commonly used on what kind of piping
systems?
High pressure systems
Low pressure systems
Raised face gaskets are commonly used on what kind of piping systems?
High pressure systems
Low & Medium pressure and temperature systems
A torque wrench used to tighten metric bolts are generally
tightened to what unit of measurement?
Kilo pascals (KPI)
Pounds per square inch (PSI)
In pipe insulation, which of the following can damage
your eyes, lungs or skin?
Asbestos particle dust or fiber
Toxic water
Where are flanged joints often used?
Where pipe lines must be removable for repair or
replacement.
Where pipe lines, components, or equipment must be removable for repair or replacement.
What are the two main types of flanges in
common use by Saudi Aramco?
Threaded flanges and socket flanges.
Threaded flanges and welded flanges.
What type of flange provides the greatest mechanical strength?
Forged plastic flange
Forged steel flange
What are the types of welded flanges in
use by Saudi Aramco?
Slip-on, weld-neck flanges
Slip-on, weld-neck, socket welded.flanges
What type of flanges have a stop or shoulder
on the flange inside diameter?
Threaded flange
Socket flange
How are flanges normally identified?
By their size
Manufacturer markings.
How can you learn about an unmarked flange?
Measuring the flange
Look up the flange on a flange chart
What type of threads are used on Saudi Aramco
piping systems?
UNS
UNC
What are two common factors that cause
incorrect gasket flow?
Incorrect torque on the flange securing bolts, or the use of a gasket not designed for that type of flange face.
Incorrect torque on the flange securing bolts.
What are the three basic gasket types?
Full face, raised face, groove joint.
Full face, raised face, ring joint.
What type of gasket would you use on a medium
pressure system flange?
Flat face
Raised face
What type of gaskets are made from metal strips
wound around fiber inserts?
Ring gasket, oval shaped
Spiral wound
What must the flanges have for you to use a ring gasket?
Ring finish
Groove finish
What are gaskets specifically designed for?
Pressure, temperature
Pressure, temperature, and product.
What are the three types of flange face commonly
used by Saudi Aramco?
Raised face, flat face, and groove joint
Raised face, flat face, and ring joint.
What is the most commonly used flange face?
Flat face
Raised face
What type of flange face is most commonly used
for mating with cast iron valves and fittings?
Raised face
Flat face
What does the term “finish” mean in regard to
flanges?
The smoothness of the flange
The smoothness/texture of contact surface
What are the three standard face finishes?
Smooth, serrated, and ring
Smooth, serrated, and grooved.
Which finish type is recommended for use with
temperatures up to 750°F?
Smooth finish
Serrated face finish
Which finish type is recommended for use with
temperatures up to 220°F?
Serrated finish
Smooth finish
What does the picture represent?
Groove joint flange
Ring joint flange
What does the picture represent?
Line blind / flat face spade
Line blind / raised face spade
What does the picture represent?
Raised face smooth flange
Full/flat smooth face flange
What does the picture represent?
Full/flat smooth face flange
Raised face smooth flange
What does the picture represent?
Raised face smooth flange
Full/flat face spade blind
