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3B1 > Ch. 15 > Flashcards

Ch. 15 Flashcards

1
Q
  1. __________ _______ are leak proof containers that have an internal or external operating pressure.
    a. Pressure vessels
    b. Fired boilers
    c. Fractionation towers
    d. Milk cartons
A

a. Pressure vessels

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2
Q
  1. An unfired pressure vessel is a container having a design pressure between ____ kPa and 20 685 kPa and does not contain an integral source of heat.
    a. 103
    b. 1000
    c. 1500
A

a. 103

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3
Q
  1. The ____________ is responsible for performing the design calculations and making them available to the inspectors for the jurisdiction and owner.
    a. designer
    b. operator
    c. manufacturer
    d. welder
A

c. manufacturer

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4
Q
  1. In accordance with provincial regulations, the _____ is generally responsible for ensuring that equipment has been inspected by a jurisdiction inspector before it is placed into service.
    a. designer
    b. operator
    c. manufacturer
    d. owner
A

d. owner

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5
Q
  1. The ___________ standard takes precedence over the ASME Code, if a conflict exists.
    a. CSA B-51
    b. CSA B-52
    c. Inspectors
    d. Owners
A

a. CSA B-51

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6
Q
  1. Once the construction of the pressure vessel has been completed, the manufacturer attaches a ___________ to the vessel and completes and certifies the vessel data report.
    a. pressure
    b. nameplate
    c. seal
    d. signature
A

b. nameplate

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7
Q
  1. The official Code “U” symbol can only be applied to vessels that have been _________.
    a. manufactured
    b. inspected
    c. hydro-tested
    d. purchased
A

b. inspected

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8
Q
  1. The Code symbol, and the __________ serial number, shall be stamped on the nameplate.
    a. vessel’s
    b. Owner’s
    c. manufacturer’s
    d. welder’s
A

c. manufacturer’s

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9
Q
  1. The ___________ must be permanently applied to the vessel.
    a. pressure
    b. nameplate
    c. seal
    d. signature
A

b. nameplate

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10
Q
  1. Pressure welders, following a qualified ________ procedure that has been accepted by the jurisdiction, must do the welding.
    a. testing
    b. welding
    c. design
    d. erecting
A

b. welding

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11
Q
  1. Loads caused by piping and equipment attached to the pressure vessel is transferred to the vessel by nozzles.
    a. True
    b. False
A

a. True

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12
Q
  1. In order for the nozzle to support the applied loads, _____________ may be required.
    a. retesting
    b. reinforcement
    c. supports
    d. welding
A

b. reinforcement

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13
Q
  1. The _____ Code uses area replacement as the basis for reinforcement calculations.
    a. CSA B51
    b. CSA B52
    c. ASME
    d. Welders
A

c. ASME

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14
Q
  1. Area replacement means that, to adequately reinforce the vessel to compensate for the area of material removed, an equal amount of material must be attached to the vessel near the opening.
    a. True
    b. False
A

a. True

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15
Q
  1. It is standard practice to ________ an opening with the same cross-sectional area that was removed.
    a. make
    b. reinforce
    c. cut
    d. replace
A

b. reinforce

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16
Q
  1. The ASME Code specifies that the size of an elliptical manhole must not be less than ____ mm x ____ mm.
    a. 200, 800
    b. 100, 1000
    c. 305, 406
    d. 500, 1000
A

c. 305, 406

17
Q
  1. Circular manholes must not be less than ____ mm, inside diameter.
    a. 560
    b. 406
    c. 1000
    d. 350
A

b. 406

18
Q
  1. Design pressure is:
    a. A higher pressure than the operating pressure and is used to determine the minimum required thickness for the pressure vessel
    b. The minimum required pressure
    c. Equal to the operating pressure
    d. 1.5 times the maximum working pressure
A

a. A higher pressure than the operating pressure and is used to determine the minimum required thickness for the pressure vessel

19
Q
  1. Design thickness is:
    a. Design thickness that is commercially available in the material chosen to build the vessel
    b. The minimum required thickness plus the corrosion allowance
    c. Thickness of the vessel heads
    d. Thickness around the manholes
A

b. The minimum required thickness plus the corrosion allowance

20
Q
  1. “Maximum allowable working pressure” (MAWP) is determined by the ________ element in the pressure vessel and its corresponding loading.
    a. strongest
    b. weakest
    c. largest
    d. smallest
A

b. weakest

21
Q
  1. Thermo loads are:
    a. Loads, caused by piping and equipment attached to the pressure vessel are transferred to the vessel, by nozzles.
    b. loads are transient and, when they occur, can result in the production of vibratory forces.
    c. The design temperature for a vessel is the expected normal operating temperature, with some factor of safety included.
    d. Pressure vessels located outdoors have additional stresses imposed by wind.
A

c. The design temperature for a vessel is the expected normal operating temperature, with some factor of safety included.

22
Q
  1. Attachment loads are:
    a. Loads, caused by piping and equipment attached to the pressure vessel are transferred to the vessel, by nozzles.
    b. Loads are transient and, when they occur, can result in the production of vibratory forces.
    c. The design temperature for a vessel is the expected normal operating temperature, with some factor of safety included.
    d. Pressure vessels located outdoors have additional stresses imposed by wind.
A

a. Loads, caused by piping and equipment attached to the pressure vessel are transferred to the vessel, by nozzles.

23
Q
  1. Wind loads are:
    a. Loads, caused by piping and equipment attached to the pressure vessel are transferred to the vessel, by nozzles.
    b. Loads are transient and, when they occur, can result in the production of vibratory forces.
    c. The design temperature for a vessel is the expected normal operating temperature, with some factor of safety included.
    d. Pressure vessels located outdoors have additional stresses imposed by wind.
A

d. Pressure vessels located outdoors have additional stresses imposed by wind.

24
Q
  1. Seismic loads are:
    a. Loads, caused by piping and equipment attached to the pressure vessel are transferred to the vessel, by nozzles.
    b. Loads are transient and, when they occur, can result in the production of vibratory forces.
    c. The design temperature for a vessel is the expected normal operating temperature, with some factor of safety included.
    d. Pressure vessels located outdoors have additional stresses imposed by wind.
A

b. Loads are transient and, when they occur, can result in the production of vibratory forces.

25
Q
  1. To be prepared for all situations that may arise, an _________ must have a complete knowledge of all components, their design, purpose, limitations and relationship to the other components.
    a. inspector
    b. operator
    c. owner
    d. manufacturer
A

b. operator

26
Q
  1. Routine _________ is the key to maximizing the production and life of pressure vessel(s).
    a. testing
    b. operations
    c. shutdowns
    d. maintenance
A

d. maintenance

27
Q
  1. Large vessels that normally contain a gas may not be designed to hold water. In such cases, additional supports may be required for the vessel and the foundation should be inspected to ensure that it will be able to carry the additional weight.
    a. True
    b. False
A

a. True

28
Q
  1. _________ testing involves the pressurization of a vessel with a compressible gas, such as air or nitrogen, to determine if any leaks are present.
    a. Hydrostatic
    b. Pneumatic
    c. Radiography
    d. Magparticle
A

b. Pneumatic

29
Q
  1. The primary hazard in _______ testing is the amount of energy stored in the compressed gas during the test.
    a. hydrostatic
    b. pneumatic
    c. radiography
    d. magparticle
A

b. pneumatic

3B1 (15 decks)

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