Latest ASME B31.1-2022 Questions and Answers

Here you can read the most important and latest ASME B31.1-2022: Power Piping Multiple Choice Questions and Answers.

1.

Chapter I Scope and Definitions
What is the purpose of ASME B31.1-2022 – Power Piping?

 a) To provide guidelines for pressure vessel design

 b) To specify requirements for electrical systems

 c) To establish standards for power piping.

 d) To regulate water supply systems

2.

Which organization publishes ASME B31.1-2022?

 a) ANSI (American National Standards Institute)

 b) ASTM (American Society for Testing and Materials)

 c) ASME (American Society of Mechanical Engineers)

 d) ISO (International Organization for Standardization)

3.

What is the scope of ASME B31.1-2022?

 a) It covers building heating and distribution steam piping

 b) It includes regulations for hydraulic or pneumatic tools

 c) It prescribes requirements for power piping systems

 d) It applies only to marine installations

4.

According to ASME B31.1-2022, what does “power piping” include?

 a) Only the pipe and fittings

 b) Pipe, flanges, bolting, and gaskets

 c) Pipe, flanges, and fittings

 d) Pipe, flanges, and valves

5.

Which piping systems are covered by ASME B31.1-2022?

 a) Only steam and water services

 b) Steam, water, oil, gas, and air services

 c) Only high-temperature water services

 d) Steam and high-pressure gas services

6.

What is boiler external piping according to ASME B31.1-2022?

 a) Piping outside the boiler room

 b) Piping that begins at the first threaded joint

 c) Piping between the first flange and the valve

 d) Piping connected to power boilers or high-temperature water boilers

7.

Who is responsible for the installation of boiler external piping?

 a) The owner of the facility

 b) The manufacturer of the piping

 c) An organization with ASME Certification Mark

 d) The local government authorities

8.

What is NOT considered part of the boiler external piping?

 a) The first threaded joint

 b) The first circumferential joint

 c) The first flange in bolted flanged connections

 d) The valve required by para. 122.1

9.

What is the purpose of ASME B31.1-2022 Appendix F?

 a) To provide sample design calculations

 b) To list dated editions of standards and specifications

 c) To define specific welding procedures

 d) To describe the inspection process

10.

When is it necessary to specify measures beyond those required by ASME B31.1-2022?

 a) Whenever an inspection is required

 b) When using non-standard materials

 c) When service requirements necessitate them

 d) Only when the local government requires it

11.

Chapter II Design:
What does ASME B31.1-2022 define as the design conditions for power piping systems?

 a) Only pressure

 b) Pressure and temperature

 c) Pressure, temperature, and loading

 d) Only loading

12.

In ASME B31.1-2022, how are pressures typically expressed?

 a) Pounds per square inch (psi)

 b) Kilopascals above atmospheric pressure (kPa)

 c) Both a and b

 d) None of the above

13.

What is the internal design pressure required for power piping systems in ASME B31.1-2022?

 a) It should always be equal to the maximum sustained operating pressure (MSOP)

 b) It should be less than the MSOP

 c) It should be greater than the MSOP

 d) It is not specified in the code

14.

When is the external design pressure considered in the design of power piping?

 a) During normal operation only

 b) During shutdown only

 c) During test conditions only

 d) During operating, shutdown, or test conditions

15.

Which of the following is not considered a source of pressure to be addressed in power piping design according to ASME B31.1-2022?

 a) Ambient influences

 b) Pressure oscillations and surges

 c) Improper operation

 d) Failure of control devices

16.

What is the design temperature for steam, feedwater, and hot water piping leading from fired equipment in ASME B31.1-2022?

 a) The fluid temperature

 b) The average of the fluid temperature and outside wall temperature

 c) The maximum sustained operating temperature

 d) The equipment manufacturer’s guaranteed maximum temperature tolerance

17.

In ASME B31.1-2022, what should be considered in selecting the design temperature for piping to be operated above 800°F (425°C)?

 a) Pressure cycling effects

 b) Thermal expansion and contraction

 c) Accelerated creep damage

 d) Ambient temperature

18.

When cooling of fluid may reduce the pressure in the piping to below atmospheric, what provision should be made according to ASME B31.1-2022?

 a) Increase the piping wall thickness

 b) Provide pressure-relieving devices

 c) Isolate the affected section of the piping

 d) None of the above

19.

How should exposed piping be designed to withstand wind loadings according to ASME B31.1-2022?

 a) No specific design is required

 b) Follow ASCE/SEI 7 guidelines

 c) Refer to local jurisdictional rules

 d) Consider seismic design only

20.

Which code can be used as an alternate method of seismic qualification or for guidance in seismic design in ASME B31.1-2022?

 a) ASME B31.1E

 b) ASME B31.1-2022

 c) ASCE/SEI 7

 d) ASME BPVC, Section II

21.

How should piping be arranged and supported in consideration of vibration according to ASME B31.1-2022?

 a) Use vibration dampeners only

 b) Provide flexible metal hose assemblies

 c) Arrange and support with consideration of vibration

 d) Use expansion, swivel, or ball joints

22.

Chapter III Materials
Which materials are considered “listed and acceptable” according to ASME B31.1-2022?

 a) Materials listed in Table 126.1-1

 b) Materials conforming to ASME SA or ASME SB specifications

 c) Materials approved by the ASME B31.1 Committee

 d) All of the above

23.

When can materials not listed in Appendix A be considered acceptable according to ASME B31.1-2022?

 a) When they are referenced in a standard listed in Table 126.1-1

 b) When they are referenced in other parts of ASME B31.1

 c) When approved by the ASME B31.1 Committee

 d) Only if they are austenitic stainless steel

24.

What are the temperature limits for materials listed in the Allowable Stress Tables in Mandatory Appendix A of ASME B31.1-2022?

 a) They can be used at any design temperature

 b) They can be used at design temperatures within the range specified in the code

 c) They cannot be used at design temperatures above those specified in the tables

 d) They can be used at any temperature if allowed by the local jurisdiction

25.

What is the purpose of the hardness testing for materials like ASTM A217, Grade C12A, and ASTM A1091, Grade C91 castings according to ASME B31.1-2022?

 a) To determine the castings’ tensile strength

 b) To ensure the castings meet specific alloy composition requirements

 c) To verify compliance with heat treatment requirements

 d) To evaluate the castings’ ductility

26.

When performing weld repairs on materials conforming to ASTM A217, Grade C12A, which welding processes and consumables are acceptable according to ASME B31.1-2022?

 a) SMAW and FCAW with any consumables

 b) SAW and GTAW with any consumables

 c) Any welding process with consumables containing up to 1.0% Ni + Mn

 d) SMAW with E90XX-B9 consumables only

27.

What action should be taken if any portion of a component is heated to a temperature greater than 1,470°F (800°C) during manufacturing, according to ASME B31.1-2022?

 a) The component should be reaustenitized and retempered

 b) Only the overheated portion should be replaced

 c) No action is required

 d) The component should be quenched to normalize the material

28.

What materials may be used for water and other nontoxic, nonflammable service in ductile iron components conforming to ANSI/AWWA standards according to ASME B31.1-2022?

 a) Any material that meets ASME BPVC specifications

 b) Ductile (nodular) iron components only

 c) Materials with a maximum limit of 250 psig and 450°F

 d) Materials approved by the ASME B31.1 Committee

29.

What is the primary concern when using nonferrous metals in piping systems, as per ASME B31.1-2022?

 a) Toxicity of the materials

 b) Galvanic corrosion between dissimilar metals

 c) Melting points of the materials

 d) Compatibility with steel materials

30.

Which of the following materials may be used for pipe-supporting elements according to ASME B31.1-2022?

 a) Materials suitable for service

 b) Materials complying with MSS SP-58

 c) Materials with a minimum yield strength of 60,000 psi

 d) Materials conforming to ASME SA specifications

31.

When can malleable iron be used in piping systems, according to ASME B31.1-2022?

 a) For any pressure and temperature ratings

 b) Only for flammable gas service

 c) For design conditions not exceeding 350 psig or 450°F

 d) In all non-boiler external piping systems

32.

What is the upper-temperature limit for materials listed in the Allowable Stress Tables in Mandatory Appendix A of ASME B31.1-2022?

 a) The code does not specify an upper-temperature limit

 b) The upper-temperature limit is 1,000°F (538°C)

 c) The upper-temperature limit is 800°F (427°C)

 d) The upper-temperature limit is specified in Table A-10

33.

Chapter IV Reference Specifications, Codes, and Standards
Which ASME standard is referred to for the design of unified inch screw threads?

 a) B1.20.1

 b) B1.13M

 c) B16.1

 d) B16.3

34.

What is the purpose of ASME B16.5?

 a) Face-to-face dimensions of valves

 b) Nonmetallic flat gaskets for pipe flanges

 c) Cast iron pipe flanges and flanged fittings

 d) Pipe flanges and flanged fittings

35.

Which ASME standard provides guidelines for the prevention of water damage to steam turbines used for electric power generation in fossil-fueled plants?

 a) B16.34

 b) B31.1

 c) TDP-1

 d) B31.4

36.

What material specification covers flat products made of steel for pressure purposes with specified elevated temperature properties?

 a) ASME B1.1

 b) SA/EN 10028-2

 c) A194/A194M

 d) B16.36

37.

Which ASTM standard provides specifications for seamless carbon steel boiler tubes for high-pressure service?

 a) A179/A179M

 b) A335/A335M

 c) A106/A106M

 d) A192/A192M

38.

What does ASNT CP-189 stand for?

 a) American National Standard for Gas Piping

 b) ASME Piping Code for Power Piping

 c) ASNT Standard for Qualification and Certification of Nondestructive Testing Personnel

 d) ASME Standard for Pressure Vessel Inspection

39.

Which AWS standard defines recommended practices for local heating of welds in piping and tubing?

 a) AWS A3.0

 b) AWS D10.10

 c) AWS QC1

 d) AWS D323

40.

What is the purpose of AWWA C150/A21.50?

 a) Design of ductile-iron pipe

 b) Installation of ductile-iron water mains

 c) Thickness design of ductile-iron pipe

 d) Rubber-gasket joints for ductile-iron pressure pipe and fittings

41.

Which MSS standard specifies the standard finishes for contact faces of pipe flanges and connecting-end flanges of valves and fittings?

 a) SP-6

 b) SP-9

 c) SP-25

 d) SP-45

42.

What is the primary purpose of ASME B31.1-2022?

 a) Establishing standards for boiler and pressure vessel design

 b) Setting guidelines for the design, fabrication, and inspection of power piping systems

 c) Regulating the use of nondestructive testing methods

 d) Providing material specifications for steel components

43.

Which ASTM standard provides specifications for stainless steel bars and shapes?

 a) A276/A276M

 b) A333/A333M

 c) A53/A53M

 d) A106/A106M

44.

What ASME standard is referenced for the quality standard for steel castings and forgings for valves, flanges, and fittings, including the magnetic particle examination method?

 a) B16.34

 b) B16.47

 c) SP-53

 d) SP-94

45.

Which AWS standard defines welding terms and definitions?

 a) AWS A3.0

 b) AWS D10.10

 c) AWS QC1

 d) AWS D323

46.

What is the purpose of NFPA 85?

 a) Setting standards for fire hose connections

 b) Ensuring the quality of steel castings and forgings

 c) Regulating boiler and combustion systems hazards

 d) Providing guidelines for water mains installation

47.

Chapter V Fabrication, Assembly, and Erection
Which chapter of ASME B31.1-2022 primarily covers the fabrication, assembly, and erection of power piping?

 a. Chapter I

 b. Chapter IV

 c. Chapter V

 d. Chapter VII

48.

What are the requirements for welding processes under ASME B31.1-2022?

 a. They should meet ASME BPVC, Section VIII requirements

 b. They should meet all test requirements of ASME BPVC, Section IX

 c. They should follow AWS D1.1 guidelines

 d. They should be approved by the local welding authority

49.

What materials should welding electrodes and filler metals conform to under ASME B31.1-2022?

 a. ASME BPVC, Section I requirements

 b. ASME BPVC, Section II, Part C requirements

 c. AWS D1.1 requirements

 d. ASTM A53 requirements

50.

Which of the following is NOT a requirement for welding electrodes and filler metals used in power piping?

 a. The nominal tensile strength should match the base metal’s tensile strength

 b. The nominal chemical analysis should be similar to the base metal

 c. The filler metal should have an austenitic structure for all applications

 d. Filler metals not meeting certain requirements may be accepted by agreement

51.

What is the maximum allowable sulfur content for ferrous metal backing rings that become a permanent part of the weld?

 a. 0.01%

 b. 0.05%

 c. 0.1%

 d. 0.5%

52.

When austenitic steels are joined to ferritic steels, what structure should the weld metal have?

 a. Ferritic

 b. Austenitic

 c. Martensitic

 d. Duplex

53.

What is the minimum alignment tolerance for the inside diameters of piping components to be butt-welded?

 a. 1/32 in. (0.8 mm)

 b. 1/16 in. (1.5 mm)

 c. 1/8 in. (3.175 mm)

 d. 1/4 in. (6.35 mm)

54.

Which type of weld is limited to a maximum concavity of 1/32 in. (0.8 mm) below the outside surface of the pipe?

 a. Girth butt weld

 b. Fillet weld

 c. Seal weld

 d. Socket weld

55.

What is the maximum allowable undercut on the surface of girth butt welds?

 a. 1/32 in. (0.8 mm)

 b. 1/16 in. (1.5 mm)

 c. 1/8 in. (3.175 mm)

 d. 1/4 in. (6.35 mm)

56.

What is the primary purpose of a vent hole in reinforcement rings or saddles used in branch connections?

 a. To provide structural support

 b. To reveal leakage in the weld between the branch and main run

 c. To reduce the weight of the assembly

 d. To increase the flow rate through the branch connection

57.

When are preheat and post-weld heat treatments required for welds under ASME B31.1-2022?

 a. Always, regardless of the material and conditions

 b. Only for welds involving carbon steel

 c. Only for welds in high-temperature applications

 d. Only when specified by the designer or owner

58.

Who is responsible for the qualification of welding procedures under ASME B31.1-2022?

 a. The welder

 b. The owner

 c. The manufacturer of welding equipment

 d. The employer intending to use the procedure

59.

What is the primary purpose of Welder/Welding Operator Performance Qualification (WPQ)?

 a. To qualify welding procedures

 b. To qualify welding equipment

 c. To qualify the performance of welders and welding operators

 d. To qualify welding inspection processes

60.

What is the maximum allowable deviation from the specified temperature during post-weld heat treatment?

 a. ± 25°F (± 14°C)

 b. ± 50°F (± 28°C)

 c. ± 75°F (± 42°C)

 d. ± 100°F (± 56°C)

61.

Chapter VI Inspection, Examination, and Testing
Who is responsible for inspection according to ASME B31.1-2022?

 a) The manufacturer

 b) The owner

 c) The authorized inspector

 d) The fabricator

62.

What is the primary purpose of inspection according to ASME B31.1-2022?

 a) To ensure compliance with design standards

 b) To identify welding defects

 c) To check material properties

 d) To determine pipe dimensions

63.

What qualifications must the owner’s inspector meet according to ASME B31.1-2022?

 a) At least 5 years of experience in any field

 b) Professional engineering registration

 c) Senior Certified Welding Inspector (CWI)

 d) At least 10 years of experience in piping systems

64.

When is visual examination required for welds according to ASME B31.1-2022?

 a) Always

 b) Only for butt welds

 c) Only for socket welds

 d) Never

65.

What type of examination is required for pressure welds operating at temperatures over 750°F (400°C)?

 a) Radiographic examination (RT)

 b) Visual examination (VT)

 c) Ultrasonic examination (UT)

 d) Liquid penetrant examination (PT)

66.

Which nondestructive examination method is used to detect surface cracks?

 a) Magnetic Particle Examination (MT)

 b) Liquid Penetrant Examination (PT)

 c) Radiographic Examination (RT)

 d) Ultrasonic Examination (UT)

67.

When is a radiographic examination required for branch connections in ASME B31.1-2022?

 a) For all branch connections

 b) For branch connections over NPS 4 (DN 100)

 c) For branch connections with thickness over 3/4 in. (19 mm)

 d) For all branch connections with reinforcement

68.

What acceptance standards apply for welds in ASME B31.1-2022?

 a) ASME Section VIII acceptance standards

 b) ASME B31.1 acceptance standards

 c) Material-specific acceptance standards

 d) Acceptance standards specified in the engineering design

69.

What examination method is used to detect undercutting on the surface of longitudinal butt welds?

 a) Visual examination (VT)

 b) Radiographic examination (RT)

 c) Magnetic Particle Examination (MT)

 d) Liquid Penetrant Examination (PT)

70.

Which examination method is primarily used for welds requiring post-weld heat treatment?

 a) Radiographic examination (RT)

 b) Visual examination (VT)

 c) Ultrasonic examination (UT)

 d) Liquid penetrant examination (PT)

71.

When is ultrasonic examination (UT) required for welds in ASME B31.1-2022?

 a) Always

 b) Only for butt welds

 c) Only for branch connections

 d) When specified by the owner or engineering design

72.

What type of indication in radiography is unacceptable for welds?

 a) Rounded indications with dimensions greater than 1/16 in. (1.5 mm)

 b) Surface porosity with rounded indications

 c) Arc strikes outside of the weld joint

 d) All of the above

73.

What examination method is used to evaluate root concavity in radiographic examination?

 a) Magnetic Particle Examination (MT)

 b) Ultrasonic Examination (UT)

 c) Liquid Penetrant Examination (PT)

 d) Brightness comparison

74.

Which examination method is used to evaluate the surface condition of welds before and after cleaning between passes during welding?

 a) Visual examination (VT)

 b) Radiographic examination (RT)

 c) Magnetic Particle Examination (MT)

 d) Ultrasonic Examination (UT)

75.

Chapter VII Operation and Maintenance
What is the primary concern in the design, operation, and maintenance of power piping?

 a) Cost-effectiveness

 b) Aesthetics

 c) Safety

 d) Environmental impact

76.

Which entity is responsible for the safe operation and maintenance of power piping?

 a) ASME

 b) Regulatory authorities

 c) The Operating Company

 d) Contractors

77.

What is the primary purpose of written operation and maintenance procedures for covered piping systems (CPS)?

 a) Ensure regulatory compliance

 b) Enhance system efficiency

 c) Ensure safe operation

 d) Minimize maintenance costs

78.

What aspects should be covered by operation and maintenance procedures for CPS?

 a) Only operating temperatures and pressures

 b) Documentation of system operating hours

 c) Maintenance of pipe supports

 d) Assessment of fluid flow rates

79.

How should condition assessments of covered piping systems (CPS) be performed?

 a) Visual inspection only

 b) Nondestructive examination (NDE) only

 c) Based on engineering evaluation

 d) Thermal analysis only

80.

What type of records should be maintained for covered piping systems (CPS)?

 a) Only original design drawings

 b) Records of operating temperatures

 c) Records of repair procedures

 d) Records of alterations or repairs

81.

What is the responsibility of personnel regarding maintenance programs?

 a) To carry out repairs without oversight

 b) To perform maintenance based on industry practices

 c) To review records and failure reports

 d) To develop new maintenance procedures

82.

Who should perform preheat and postheat treatment operations for welding in power piping?

 a) Any personnel with welding experience

 b) Qualified personnel

 c) Maintenance personnel

 d) Inspectors

83.

What should the owner do if repairs to covered piping systems (CPS) are necessary?

 a) Consult ASME for repair procedures

 b) Perform repairs following ASME B31.1-2022

 c) Consult regulatory authorities for repair guidelines

 d) Use any available repair method

84.

What is the purpose of CPS walkdowns?

 a) To identify potential hazards in the area

 b) To assess the condition of piping supports

 c) To measure pipe diameters

 d) To estimate maintenance costs

85.

What is the primary material degradation mechanism addressed in ASME B31.1-2022?

 a) Corrosion

 b) Erosion

 c) Creep

 d) Fatigue

86.

What is the specified minimum yield strength for the A335 P5c material?

 a) 30 ksi

 b) 40 ksi

 c) 50 ksi

 d) 60 ksi

87.

According to Table A-2, what is the temperature range for A369 FP2 material?

 a) -20°F to 800°F

 b) 32°F to 650°F

 c) 100°F to 900°F

 d) -50°F to 850°F

88.

What type of material is A369 FP21?

 a) Carbon steel

 b) Low alloy steel

 c) Stainless steel

 d) Nickel alloy

89.

What is the specified minimum tensile strength for A335 P11 material?

 a) 45 ksi

 b) 55 ksi

 c) 60 ksi

 d) 65 ksi

90.

Which type of material is listed as “1 1/4Cr–1/2Mo” in Table A-2?

 a) A335 P5

 b) A426 CP12

 c) A369 FP21

 d) A335 P36 1

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