Closed 570 Exams B Rev9

Closed Book API 570 Practice Exam

-B

Question 36 begins the closed book portion of this exam! It is recommended that you take this portion without referring to the ASME Code or API books on your first attempt, to assess your strengths and concentrate your studies on the most needed subject areas. It is suggested that you write your answers on a separate sheet to keep this copy clean for future studies. Do not mark on your exam, use the answer sheets provided. Just before the exam go back and highlight the correct answers then read the questions and only the correct answers. This exam is about recognizing the correct answer, not remembering it.

09/10 REV 8

1


-B

36. What is not the responsibility of Owner-User as regards to piping inspected to the 570 piping Code? 1. Establish Establishing ing requiremen requirements ts for inspectio inspection, n, repair, repair, alteration, alteration, and rerating. rerating. 2. The owner-u owner-user ser of a piping piping installatio installation n within within the scope scope of API 570 shall shall have overall responsibility for compliance with API 570. 3. Setting up a drug monitoring program in accordance with API 570. 4. Documenting Documenting and and maintaining maintaining Inspecti Inspection on and Quality Quality Assuranc Assurance e procedure procedures. s.

37. For the purposes of planning repairs and other needs how can inspection records be used? 1. Determi Determine ne the the types types of NDE NDE requi required red.. 2. A list can be made of of all predictabl predictable e repairs repairs and and replacem replacements. ents. 3. In assisting process personnel in determining the nu mber of personnel required during the shutdown period. 4. To determine determine the the names of all welders welders who who performed performed a repair repair in in the past. past. 38. Which of the following best describes and alloy material as defined in RP578? 1. Any metallic metallic material material that contain contains s an alloying alloying materials materials such such as as chromium, chromium, nickel, nickel, etc. which are deliberately added to enhance its properties. 2. Any metallic metallic material material that contain contains s an alloying alloying materials materials such such as as chromium, chromium, nickel, nickel, etc. which are deliberately added to enhance its corrosion resistance. 3. The material specifications o f all piping co mponents which are not carbon steel. 4. Any metallic materials (including welding filler materials) that contains an alloying material such as chromium, nickel, etc. which are deliberately added to e nhance its properties such as mechanical properties, physical properties and/or corrosion resistance. 39. What method(s) are not used to fabricate valve bodies used in piping systems? 1. Cast Castin ing g and and forg forgin ing. g. 2. Mach Machin ined ed from from bar bar stoc stock. k. 3. Buil Buildi ding ng up by weldi elding ng 4. Inverse casting using the Robertson method of lost wax. 40. Hot cracking is _________________________________ ____________________________________________________ _______________________. ____. cracking 2. cracking vessels 3. cracking cracking welding 4. cracking 1.

formed at 350 o F during operations of stainless vessels and piping formed at 550 o F during operations carbon and low alloy steel piping and formed at temperatu temperatures res near the the completion completion of solidification solidification during during formed above a 250 o F preheat during welding

41. What category of fluid service piping can a initial service leak test be used with?? 1. 2. 3. 4.

Norm Normal al Flu Fluid id Ser Servi vice ce.. Cate Catego gory ry D Fluid Fluid Servi Service. ce. Cate Catego gory ry M Flu Fluid id Servi Service. ce. Cate Catego gory ry K Flui Fluid d Serv Service ice..

09/10 REV 8

2


-B

42. If a piping system component should fail because an incorrect material was inadvertently substituted for the proper piping material, the inspector shall consider the need for; 1. 2. 3. 4.

further verification of existing piping materials. extensive NDE. auditing the suppliers of materials. Replacing the foreman overseeing the craftsmen who made the mistake.

43. What temperature markings are required on a fitting made to the B 16.5 Standard? 1. 2. 3. 4.

Both the highest and lowest permissible temperatures. The highest permissible temperature. The highest permissible temperature in degrees Fahrenheit. no temperature markings are required.

44. What characteristics classify bolting as being of low strength? 1. 2. 3. 4.

Bolting Bolting Bolting Bolting

materials materials materials materials

having having having having

not more not more not more not more

than than than than

35 ksi 30 ksi 40 ksi 25 ksi

specified specified specified specified

minimum minimum minimum minimum

yield yield yield yield

strength. strength. strength. strength.

45. Who is responsible for confirming that welding equipment has been calibrated? 1. 2. 3. 4.

The inspector The welding foreman The welder using the equipment The owner/user

46. As regards Class 3 systems what extent of follow up NDE exam ination or insulation removal from piping with damaged insulation is normally required for a CUI inspection? 1. 2. 3. 4.

The examination should include damaged insulation. The examination should include damaged insulation. The examination should include damaged insulation. The examination should include damaged insulation.

5 percent of all suspect areas and areas of 20 percent of all suspect areas and areas of 50 percent of all suspect areas and areas of 25 percent of all suspect areas and areas of

47. What type of small-bore piping is required to be inspected in accordance with API 570? 1. 2. 3. 4.

Small-bore piping (SBP) that is secondary process piping. Small-bore piping (SBP) that is primary process piping. Small-bore piping (SBP) that is primary and secondary process piping. Small-bore piping (SBP) that is primary, secondary, instrumentation process piping.

09/10 REV 8

3


-B

48. Is it ever permitted by B31.3 to accept a welder's performance qualifications from a previous employer? 1.

2. 3. 4.

Yes provided that the Inspector specifically approves. No. Yes provided that the piping engineer specifically approves. Yes provided that the jurisdiction specifically approves.

49. Which of the following types of pipe material specifications are not limited to use in Category D Fluid Service only 1. API 5L, Furnace Butt-Welded ASTM. 2. A 53, Type F. 3. ASTM A 211. 4. A106 B 50. What types of fittings are allowed in severe cyclic services? Forged, wrought, with factor E j ≥ 0.90, and cast with factor E c ≥ 0.90. Cast iron. 3. Welded only. 4. Spun cast only. 1. 2.

51. What types of joints may be welded in accordance with B 31.3? 1.

Joints may be made by welding in any material for which it is possible to qualify welding procedures. 2. Joints may be made by welding in any material for which it is possible to qualify welding procedures, welders, and welding operators in conformance with the rules in Chapter V. 3. Joints may be made by welding in any material for which it is possible to qualify welders, and welding operators in conformance with the rules in Chapter V. 4. Joints may be made by welding in any material for which it is possible to qualify welders.

52. It is not permitted to use split backing rings when welding piping in accordance with B 31.3 when what is true? Split backing rings shall not be used for Class 1 piping. Split backing rings shall not be used for Class 2 piping. 3. Split backing rings shall not be used for lethal service piping. 4. Split backing rings shall not be used under severe cyclic conditions. 1. 2.

53. Which of the following describes a random sampling for the purposes of PMI testing? Selection process where choices or made by wearing a blindfold. Selection process where choices or made by drawing lots by even numbered components. rd th th 3. Selection process where choices or made by picking every 3 , 5 or 7 item for testing as designated in RP 578. 4. Selection process where choices or made by an arbitrary and unbiased manner. 1.

2.

09/10 REV 8

4


-B

54. The temperature rating shown for a flange is a ctually based on what part(s) of the flange? 1. Temperature of the hub of the flange or flanged fitting. 2. Temperature of the face of the flange or flanged fitting. 3. Temperature of the pressure-containing shell of the component. 4. Temperature of the weld neck if so equipped. 55. When consumable inserts are permitted by B31.3 what are the conditions of their use? 1. The weld will be as a minimum spot radiographed. 2. They must be of a similar nominal composition as the filler metal. 3. They must be of the same nominal composition as the filler metal, will not cause detrimental alloying of the weld metal, and the welding procedure using them is qualified as required. 4. Dye penetrant will be applied after the initial pass of weld metal is deposited. 56. How does API 574 address the inspection of materials used in piping systems? 1. 2.

All materials must conform to ASME Section 2 Part A or B. Both materials and fabrication should be checked for conformance with the codes and specifications that are appropriate for the plant. 3. All materials must be listed in ASME B31.3. 4. All materials shall be of the highest commercial quality easily obtainable. 57. Which of the following is a recommended method for evaluating locally thinned areas of piping per the API 570 Inspection Code? 1. 2. 3. 4.

In accordance with the latest edition of ASME B31.G. API 579-1/ASME FFS-1, Section 6. API 579-1/ASME FFS-1, Section 4. API 579-1/ASME FFS-1, Section 5.

58 What type of temporary repair by welding is not permitted per API 570? 1. Full encirclement welded split sleeve designed by the piping engineer. 2. Box- type enclosure. 3. Longitudinal cracks that may propagate. 4 Circumferential cracks that are through the wall thickness. 59. Where the base metal will not withstand the 180° guided bend test required by Section IX what must be done. 1.

a qualifying welded specimen is required to undergo the same degree of bending as the weld metal, within 5°. 2. a qualifying welded specimen is required to undergo the same degree of bending as the base metal, within 10°. 3. a qualifying welded specimen is required to undergo the same degree of bending as the weld metal, within 15°. 4. a qualifying welded specimen is required to undergo the same degree of bending as the base metal, within 5°.

09/10 REV 8

5


-B

60. The _______________is responsible for quality craftsmanship of weldments. 1. 2. 3. 4.

Welder Inspector Welding Foreman Quality Control Manager

61. The________ is responsible for determining if a retroactive PMI program is appropriate for each existing piping system. API 510 AI 2. Jurisdiction 3. Piping Engineer 4. Owner/User 1.

62. Some examples of piping components that are covered by RP 578 include; Pipe lengths, flanges, fittings, special forgings. 2. Pressure vessel flanges that connect the vessel to piping systems. 3. Pressure vessel welds made to join flanges which mate to piping flanges. 4. Weather barriers used on insulating systems for piping. 1.

63. How much strength does a seal weld contribute to a welded threaded joint per B31.3? 1. 2. 3. 4.

30 % additional over thread strength. 5 % additional over thread strength. 20 % additional over thread strength. none.

64. In what service is an expanded joint not allowed? 1. 2. 3. 4.

For severe cyclic conditions. Acid lines. Caustic piping. Fire suppression systems.

65. What type of cracking in a piping system can occur at normal operating at design conditions? 1.

Creep Linear Fatigue. 3. Stress corrosion. 4. Thermal Expansion cracks. 2.

66. Which method of inspection will not find creep cracking? PT. 2. UT. 3. ET. 4. VT. 1.

09/10 REV 8

6


-B

67. When a manufacturer of a flanged fitting is performing a hydrostatic shell test; 1. the testing fluid is limited to water only. 2. the testing fluid may be any suitable liquid as long as the viscosity is no greater than water. 3. the testing fluid is limited to water with a corrosion inhibitor. 4. the testing fluid may be any suitable liquid as long as the viscosity is greater than water. 68. What is the recommended minimum to be done during inspection of valves in severe service? 1. 2. 3. 4.

Valves should tagged per B31.3. Valves should be dismantled to inspect internal parts. All valves should be thickness measured between their seats. Valve shall be inspected with remote visual camera as a minimum.

69. In accordance with API 570 what should all repairs by welding made on piping adhere to? Principles of B 31.3. 2. Principles of the Code of construction 3. ASME Section V. 4. Principles of B 31.3 or the Code of construction. 1.

70. When an expansion joint is to be pressure tested in a new piping system it shall be; 1.

tested without temporary restraint at the lesser of the required test pressures or 150 % of design. 2. not tested in place but remotely. 3. tested with temporary restraints in all instances. 4. expansion joints are not tested with pressure, only NDE is allowed. 71. What is the test fluid used when applying the Initial Service Leak Test of B31.3? 1. Water. 2. The service fluid. 3. any fluid suitable for testing at the company's and the inspector's discretion. 4. There is no such test. 72. The Alternative Leak Test of B31.3 is permitted when the following is true. 1. 2. 3. 4.

A hydrostatic would not damage linings or internal insulation, or contaminate a process. A pneumatic test would not present an undue hazard of possible release of stored energy. Brittle fracture is a n ot a concern due to low temperatures. A hydrostatic would damage linings or internal insulation, or contaminate a process

73. When selecting thickness measurement locations (CMLs) on threaded connections; 1. 2. 3. 4.

pick a random sampling of various sizes when possible. use the ones that are down stream of major injection points. consider any possible thermal expansion of trapped fluids choose only those which can be radiographed during scheduled inspections.

09/10 REV 8

7


-B

74. At what temperatures is carbon steel piping systems subject to brittle fracture? 1. At or below ambient. 2. Below ambient. o 3. Below -20 F. o 4. Below 50 F 75. What is a clear indication of a possible hot spot in a piping system? 1. 2. 3. 4.

Constant lifting of over pressure protection. Erratic gage readings upstream. A decrease in downstream pressure accompanied by a decrease in flow. A red glow found after dark.

76. When severe fouling is found in a piping system, what should be done prior to cleaning the lines? 1. Samples should be taken and analyzed. 2. A section of piping should be removed and split to determine if there is corrosion underneath the fouling deposits. 3. Extensive thickness reading should be taken.. 4. Consult with the Chief Inspector or Engineer 77. When inspecting quarter turn valves what should they always be inspected for? 1. Micro fissures in the valve body. 2. Valves should be inspected for ease of operation and the ability to open. 3. All seating surfaces should be inspected for large tools left behind. 4. All seating surfaces should be inspected and they should be checked for the ability to open and close completely 78. When may thickness measurement locations be reduced or eliminated? Under certain circumstances, such as olefin plant cold side piping, anhydrous ammonia piping or clean non corrosive hydrocarbon product, or high-alloy piping for product purity. 2. Clean corrosive hydrocarbon product, or high-alloy piping for product purity. 3. Never. 4. Anytime the inspector feels it is appropriate. 1.

79. With SMAW depending on the type of electrode being used, the covering performs one or more of the following functions: 1. Absorbs moisture stabilize the arc 2. Provides scavengers, deoxidizers, and fluxing agents to cleanse the weld and promote grain growth in the weld metal. 3. Establishes the electrical characteristics of the electrode 4. Provides a protective layer for inner core wire 80. If the two flanges in a flanged joint do not have the same pressure-temperature ratings, the rating of the joint at the operating temperature is the; 1. Lower of the two flange ratings at that temperature. 2. Higher of the two flange ratings at that temperature. 3. No rating, such a combination is not permitted . 4. Flange rating will be the average of the two minus 10%.

09/10 REV 8

8


-B

81. Which of the following is a responsibility of the user of flanges and fittings found in B16.5? 1.

Use of a pressure rating corresponding to a temperature other than that given in the tables of B16.5. o 2. When used above 700 F, Class 150 flanged joints may develop leakage unless care is taken to avoid imposing severe external loads and/or severe thermal gradients. 3. Socket welding and threaded flanges are not recommended for service above 200 0 F or below - 50 0F if severe thermal gradients or thermal cycling are involved. 4. B16.5 is a standard for manufacture and has no recommendations for users. 82. If impact testing is a requirement of B31.3 for a given material by what procedure shall they be performed? 1. 2. 3. 4.

Izod Drop Test procedure. By the Charpy Impact procedure. Using procedures and apparatus in accordance with ASTM A 370. The best practice of the testing laboratory.

83. What are the fluid service and temperature limitations placed upon cast iron per B31.3? Shall not be used in any flu id service at temperatures below - 200F or above 6500F and shall not be used in flammable fluid service at temperatures above 300 0F nor at gage pressures above 400 psi. 0 2. Shall not be used for pressure containing parts at temperatures below - 20 F or 0 above 650 F. 3. Shall not be used above ground within process unit limits in hydrocarbon or other flammable fluid service at temperatures above 3000F nor at gage pressures above 150 psi. 4. There are no such limitations; the owner/user is only cautioned about service limits. 1.

84. Which of the following could be used to evaluate locally thinned areas of piping? Section I Div. 1 ASME 2. API 579-1/ASME FFS-1, Section 5. 3. Average stress analysis of the area to determine adequacy for continued service. 4. Best engineering practices of the owner/user. 1.

85. If insert patches are to be used in a repair to a piping system what requirements must be met? Patches may be any shape, no other requirements exist. Class 3 and Class 4 piping systems, the welds shall be 100 percent radiographed or ultrasonically tested. 3. Full-penetration groove welds must be used. 4. Insert patches are not allowed 1. 2.

86. What standard shall be applied to repair welding? 1. ASME Section IX 2. Welders and welding procedures qualified in accordance with ASME B31.3 or the code to which the piping was built. 3. SA-370 4. ASME Section IX and B31.3 only can be used.

09/10 REV 8

9


-B

87. CUI Damage is aggravated by contaminants tha t may be leached out of the insulation, such as______. 1. 2. 3. 4.

chlorides fluorides Hydroxides and nitrous oxide. Cyanides and hydrogen oxide.

88. PMI testing within a warehouse should not be considered and alternative to _____________? 1. 2. 3. 4.

Proper documentation such as mill test reports or certificates of compliance. Visual inspections. Ultrasonic inspections. PMI testing of the fabricated piping when such testing is specified.

89. When supporting piping systems by connection to adjacent structures, what must always be a consideration? 1.

The load from piping and pipe supporting elements shall be suitably transmitted to stand alone supports only. 2. The load from piping and pipe supporting elements shall be suitably transmitted without deleterious effects. 3. The load from piping and pipe supporting elements shall be suitably transmitted to other equipment but never pressure vessel walls. 4. Supporting by the use of structures is not permitted, proper pipe hanging is required. 90. When considering relief device settings the definition of Design Pressure contained in B31.3 is; 1.

the maximum gage pressure permitted, considering all components in the piping system. 2. the maximum design pressure permitted, considering all components in the piping system, including any pressure vessels. 3. the maximum design pressure permitted, considering all components in the piping system. 4. the minimum design pressure at the piping’s MDT. 91. Per Section IX the F No. is defined to be; 1. 2. 3. 4.

The fillet weld designation for electrodes used in the SMAW process. The groove weld designation for electrodes used in the SMAW process. A grouping of electrodes and welding rods based on their usability characteristics. A grouping of electrodes and welding rods based on the manufacture date.

92. For purposes of procedure qualification the welder or welding operator performing the test is; 1.

not qualified to weld in production until a performance test is administered for that process. 2. considered to be a skilled workman. 3. qualified to weld in any position regardless of the position that test coupon was weld in. 4. is not allowed to weld with that procedure in production under any circumstances.

09/10 REV 8

10


-B

93. What type of metals are assigned Group Nos. within P Nos.? 1. 2. 3. 4.

High alloys which are austenitic. Non ferrous materials. Ferrous base metals. Metals considered to always require impact tests in construction Codes.

94. Per Section IX radiographic acceptance criteria, cracks and slag are represented on the radiograph as; 1. 2. 3. 4.

non linear indications with a width less than three times the length. linear indications in which the length is more than three times the width. indications in which the length is three times the width or less. linear indications in which the length is three times the width or less.

95. Which of the following describes Portable X-Ray Fluorescence PMI testing? 1.

An electric arc stimulates atoms in the test sample to emit a characteristic spectrum of light. 2. One or more gamma rays are used to excite the material under analysis. 3. The principle involved is described as the Seebeck Effect or the thermoelectric principle. 4. An acid is used to prepare the test subject for bombardment with gamma rays. 96. When performing fluorescent particle examination, the examiner must be in a darkened area for; 1. 2. 3. 4.

at least 5 min prior to performing the inspection. at least 3 min prior to performing the inspection. at least 10 min prior to performing the inspection. at least 15 min prior to performing the inspection.

97. Direct visual examination may usually be made when access is sufficient to place the eye within; 1. 2. 3. 4.

36 36 24 24

in in in in

of of of of

the the the the

surface surface surface surface

to to to to

be examined be examined be examined be examined

and and and and

at at at at

an angle an angle an angle an angle

not not not not

less less less less

than than than than

30 20 20 30

degrees. degrees. degrees. degrees.

98. When is it necessary to verify the adequacy or direction of a magnetizing field using magnetic particle NDE the technique used shall be; 1. 2. 3.

the placement of a magnetic field indictor on the surface to be examined. the placement of a magnetic field indictor on the surface of a calibration block. the placement of a magnetic field indictor on the surface of a similar material to that being examined. 4. there is no technique, because there is no need for such a test.

09/10 REV 8

11


-B

99. After magnetization and magnetic particle examination of a part it shall be demagnetized; 1. per the requirements of the Code of construction. 2. if it is to be subsequently welded in order to prevent any potential arc blow. 3. when the residual magnetism could interfere with subsequent processing or usage of the part. 4. always because it could affect future radiography. 100. One commonly accepted advantages of the GTAW process is: 1. 2. 3. 4.

No post-weld cleaning is required. Produces high purity welds, generally free from defects Allows for excellent control of filler pass penetration Can be used with or without filler metal in all situations

101. Brittle fracture in piping is usually not a concern for; 1. 2. 3. 4.

Thick walled piping at ambient temperatures. Thick walled piping at elevated temperatures. Relatively thin-wall piping. Relatively thick wall piping.

102. Of the following items which is a not a possible cause of a clamped joint leak? 1. 2. 3. 4.

Because of dirt or corrosion. Because of mechanical damage. Because of failure of the clamp to provide sufficient force. Because of failure of the clamp to provide excessive force.

103. How shall CML locations be identified for f uture reference? 1. 2. 3. 4.

Marked on inspection drawings and on the piping system. Painted on piping using safety orange or yellow paint. Low stress stamped into the piping at the TML location. Test plugs shall be installed.

104. The PMI techniques eddy current testing is useful for_______________? 1. 2. 3. 4.

limited sorting of materials only limited sorting and identifying materials extensive sorting of materials extensive sorting and identification of materials

105. Which of the following is not an advantage of radiography over other inspection methods? 1. 2. 3. 4.

Pipe insulation can remain intact. The metal temperature of the line has little bearing on the quality of the radiograph. The position of internal parts of valves (dropped gates) can be observed. Radiography can find cracks in all orientations much better than other techniques.

09/10 REV 8

12


-B

106. Which of the following is a false statement about pressure testing piping when over pressure protection will remain in place? 1. Safety valves or relief valves may be blanked. 2. Safety valves are recommended to be prevented from opening by applying additional load to the valve’s pressure setting adjustment device. 3. Clamps (gags) may be applied to the safety valves. 4. Safety valves or relief valves may be removed. 107. When performing a pneumatic pressure test per B31.3 the pressure should be gradually raised to; 1. 2. 3. 4.

1/2 the test pressure or 25 psi whichever is less and a preliminary leak test applied. 2/3 the test pressure or 35 psi whichever is less and a preliminary leak test applied to 25 psi and a preliminary leak test applied. Could be a, b, or c above it depends on the ultimate test pressure.

108. Regulatory requirements normally cover which of the following concerns with piping; 1. 2. 3. 4.

maximum diameters limits of piping for a given lethal service. the length between inspections of piping systems. safety. safety and reliability.

109. The frequency of piping inspections should not be determined by which of the follo wing conditions? 1. 2. 3. 4.

The amount of corrosion allowance remaining. The degree of risk. The severity of service. Operational schedules.

110. Which of the following is not a benefit of performing on-stream inspections? 1.

Extending process runs and preventing some unscheduled shutdowns. 2. Permitting fabrication of replacement piping before a shutdown. 3. Eliminating work and reducing personnel requirements for a shutdown. 4. Pipe corrosion rate is reduced. 111. One advantage of steam pressure testing piping after a welded repair is; 1.

that it heats the piping, thereby stressing welds in piping that could have passed a water test. 2. that it heats the piping, thereby popping flux from welds in piping that could have passed a water test. 3. that it heats the piping, thereby preventing any possibility of brittle fracture during the test. 4. steam is easily obtained and does not leave permanent residues.

09/10 REV 8

13


-B

112. One of the concerns with leak tests is the exceeding o f yield strength of the piping material. What steps can be taken per B31.3 to avoid this? 1. 2.

A preliminary test using air at no more than 250 psi may be used. The test pressure may be reduced to the maximum pressure that will not exceed the yield strength at test temperature. 3. Over pressure protection set at 125% of the test pressure can be installed. 4. Over pressure protection set at 110% of the test pressure can be installed. 113. When applying a pneumatic test to piping if air is not used, the testing medium must be; 1. water. 2. a combination of water and a gas. 3. dry nitrogen at 100 oF 4. nonflammable and nontoxic. 114. FCAW equipment is _________, __________, and ______portable than that for SMAW. 1. 2. 3. 4.

less complex, less costly and more more complex , more costly, and less more complex, less costly and less less complex, more costly and more

115. Personnel performing PMI testing must be__________________________________; Qualified to perform testing to ASTM Standards. 2. Approved by the Owner/User. 3. Qualified by a test to ASTM Standards. 4. Have a least 5 years experience and be approved by API 570 AI. 1.

116. Atmospheric corrosion af fects _____________________________. 1. 2. 3. 4.

Carbon steel, low alloy steels and copper alloyed nickel. Carbon steel, low alloy steels and copper alloyed aluminum Molybdenum alloys, carbon steel and copper alloyed aluminum Carbon steels only

117. Which of the following is not a true statement about clamped repairs to buried piping? 1.

If piping leaks are clamped and reburied, the location of the clamp shall be logged in the inspection record and may be surface marked. 2. Both the marker and the record shall note the date of installation and the location of the clamp. 3. All clamps shall be considered temporary. The piping should be permanently repaired at the first opportunity. 4. Clamped repairs to buried piping are prohibited by API 570.

09/10 REV 8

14


-B

118. If during PMI testing a rejected component is discovered the f ollowing action should be taken; 1. 2. 3. 4.

All of the components must be rejected. Testing shall be conducted on 100% of the remaining components in the lot. Testing shall be conducted on every other component in the lot. A more extensive inspection of the remaining components should be considered.

119. As regards leak testing of jacketed piping the internal line shall be leak tested based on; 1. 2. 3. 4.

internal or external design pressure whichever is less. internal or external design pressure whichever is critical. internal or external design pressure whichever is greater. the tensile strength of the stronger material used for the inner or outer pipe.

120. Piping must be supported and guided so that (a) its weight is carried safely; (b) it has sufficient flexibility for thermal expansion or contraction, and (c); 1. it does not rotate about its axis excessively. 2. it does not bow upward excessively. 3. it does not vibrate excessively. o 4. it does not slope more than 45 121. ASME B31.3 requires that the following be taken into account when pipe thickness is determined; 1. 2. 3. 4.

consultation with the jurisdiction. time required to repair, and personnel safety. suitability for a given fluid service. corrosion allowance.

122. The thickness of valves and flanged fittings is substantially greater than that of a simple cylinder because; 1. of required fabrication methods. 2. they are made of cast materials which are inherently weaker than piping materials. 3. valves are subject to closing stresses and stress concentrations because of their shape. 4. they are made of forged materials. 123. A pressure relief device is required when performing pneumatic leak tests on piping, the PRD should be set to; 1. not higher than the test pressure plus 50 psi. 2. not higher than the test pressure plus 50 psi or 10% of test pressure whichever is less. 3. not higher than the test pressure plus 25 psi. 4. not higher than the test pressure plus 50 psi or 20% of test pressure whichever is less.

09/10 REV 8

15


-B

124. Cast structures, depending on their chemical composition can exhibit a wide range of mechanical properties for several reasons. In general, it is desirable to keep the size of grains small, which improve s ____________________. 1. 2. 3. 4.

weldability strength and toughness machining methods corrosion resistance

125. It is permissible to identify PMI tested components by using__________________; 1. high stress stamping 2. a carbide tipped tool 3. the tester’s initials marked on the component immediately after testing 4. documentation showing both the PMI test results and locations 126. B31.3 defines the maximum relieving pressure for piping systems as; 1. 2. 3. 4.

the maximum system pressure during pressure relieving event. that point where a relieving device begins to open. that point where a relieving device begins to reseat after opening. the maximum design pressure of a piping system.

127. Possible leaks at flanged joints are may occur; 1. 2. 3. 4.

during startup and sometimes after reaching operational temperature. during shutdowns and sometimes after reaching operational temperature. during startup or shutdowns and sometimes after reaching operational temperature. when proper bolting is used with a proven bolting procedure.

128. Those individuals performing PMI testing should obtain and follow____________________; 1. 2. 3. 4.

procedures approved for use by the ASTM procedures approved for use by API 578 procedures approved for use by API 570 procedures approved for use by the Owner/User of the piping systems

129. The inspection of secondary, auxiliary SBP associated with instruments is optional. What should not be considered when determining if inspections will be performed? 1. 2. 3. 4.

Classification. Potential for cracking. Potential for CUI. The age of the piping.

09/10 REV 8

16


-B

130. If buried piping which is not cathodically protected has been determined to have a soil resistivity of greater than 10,000 ohm-cm; 1. it shall be inspected every 5 years 2. as an alternative to external and visual inspections it may be leak tested at interval of 15 years. 3. as an alternative to external and visual inspections it may be leak tested at interval of 7-1/2 years. 4. It does not require inspection.. 131. If a piping system has a change in its service what should be done? 1. 2. 3. 4.

The piping should receive a complete internal inspection. The piping should receive a complete external inspection. The probable new rate of corrosion should be determined. A fatigue feasibility study should be conducted.

132. To determine the short term corrosion rate of a piping system the; 1. 2. 3. 4.

last three thickness readings shall be used. last four thickness readings shall be used. last two thickness readings shall be used. initial and last thickness readings shall be used.

133. Which of the following is the simplest of the formulas used for the determination of thickness required for in service piping? Lame’ equation. 2. Barlow formula. 3. t m = t + c. 4. Hoop stress formula. 1.

134. The hammer test is ________________________. 1. used on all piping 2. used on stress-relieved lines in caustic and corrosive service 3. an outdated method of inspection 4. used primarily on high alloy piping with chrome content of about 2-1/4%. 135. Special consideration must be given to bolting used with gray cast iron flanges. W hy? 1. 2. 3. 4.

Because these flanges are often in corrosive services and bolting might deteriorate. Because the bolting must be of a high quality. Because of the low ductility of gray cast iron. Because the low tensile strength of gray cast iron flanges.

09/10 REV 8

17


-B

136. Above what diameter is piping also constructed by the rolling and welding of plate? 1. 2. 3. 4.

12" 16" 24" 36”

137. Local PWHT may be substituted for 360 degree banding when the repair process meets certain requirements. Of the following which is the correct minimum preheat for welding when using a local PWHT? 1. 2. 3. 4.

400 o F or higher. 450 o F or higher. 300 o F or higher. 250 o F or higher.

138. After welding is completed on a piping system, a pressure test shall be performed; 1. 2. 3. 4.

if practical and deemed necessary by the inspector. in all cases. after alterations only. when required by the chief inspector.

139. What type of bolting is recommended for flanges, especially in high temperature service? 1. 2. 3. 4.

High strength bolts. Studs with nuts on each end. Non corrosive studs Low strength bolts.

140. Erosion in piping is not characterized by; 1. 2. 3. 4.

grooves. rounded holes. waves and valleys. general corrosion over a large area.

141. Which of the following describes where erosion can normally found in piping systems? 1. Upstream of valves. 2. Upstream and downstream of valves. 3. Downstream of valves. 4. At the first change of direction upstream of val ves. 142. Thicker material sections have a lower resistance to brittle fracture due to higher constraint which increases coaxial stresses at the crack tip. W hat document has more information on brittle fracture of metals? 1.

API 510 API 653l 3. API RP 571 4. API RP 577 2.

09/10 REV 8

18


-B

143. What type of liquid penetrant should be used on austenitic materials? 1. 2. 3. 4.

Visible Dye. Fluorescent Dye. Penetrants that are low in sulfides. Penetrants that are low in or contain no chlorides.

144. Above what temperature are special precautions needed when taking ultrasonic measurements? 1. 2. 3. 4.

250 o F. 150 o F. 350 o F. 300 o F. 145. Typical ultrasonic digital thickness readings are suspected of inaccuracy at thickness less than;

1. 2. 3. 4.

1/4". 1/16". 1/32". 1/8". 146. When flanges are to be used in severe cyclic conditions they must be safeguarded unless; 1. 2. 3. 4.

the flange the flange the flange the flange

is bolted up using blot tensioning procedures. is bolted up using spiral wound metallic gaskets. is of weld neck construction. is leak tested at 150 % of its rated pressure after assembly.

147. If excessive temperatures are encountered in piping; 1. the piping system must be discontinued from service. 2. a sufficient number of measurements shall be taken to determine accurately the remaining thickness of the piping. mechanical properties and micro-structural changes may take place. 3. 4. mechanical properties and macro-structural changes may take place. 148. What areas are not required to be inspected when vibration is observed in piping during visual inspections? 1. 2. 3. 4.

At the small connections which have a heavy valve attached. At small lines that are tied down to larger lines. Areas where piping is attached to equipment and in the vicinity of anchors. Long straight well supported runs of small bore piping.

09/10 REV 8

19


-B

149. As regards the calculating of the thickness required for a valve made of an unknown material; 1. it shall be calculated to be 1.5 times a simple cylinder of the same diameter as the valve opening using a stress value of 12,500 psi. 2. it shall be calculated to be 1.5 times a simple cylinder of the same diameter as the valve opening using a stress value of 7,000 psi. 3. it shall be calculated to be 1.5 times a simple cylinder of the same diameter as the valve opening using a stress value of 10,500 psi. 4. it is impossible to calculate with out the original design information. 150.

1. 2. 3. 4.

Which appendix of ASME B31.3 lists the total thermal of expansion for metals?

Appendix K-1. Appendix C-3. Appendix 1. Appendix.C-1.

09/10 REV 8

20

Closed Book API 570 Practice Exam 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44. 45. 46. 47. 48. 49. 50.

2. B31.3 311 52. 4. B31.3 311.2.3 53. 4. 578 3.15 54. 3. B16.5 2.4 55. 3. B31.3 328.3.3 56. 2. 574 10.11.2 57. 4. 570 7.4 58. 3. 570 8.1.4.1 59. 4. B31.3 328.2.1 60. 1. 577 4.3.1.1(a) 61. 4. 578 4.3.1 62. 1. 578 4.2.5 63. 4. B31.3 311.2.6 64. 1. B31.3 313 65. 1. 574 7.4.11.2 66. 4. 574 7.4.11.2 67. 2. B:16.5 8.2.3 68. 2. 574 10.3.4.2 69. 4. 570 8.1.1 70. 1. B31.3 345.3.3 71. 2. B31.3 345.7.1 72. 4. B31.3 345.1 (c) 73. 4. 570 6.6.3 74. 1. 570 5.8.3 75. 4. 574 10.1.8.2 76. 1. 574 10.3.1.2 77. 4. 574 10.3.4.6 78. 1. 570 5.6.2 79. 3. 577 5.2.1 80. 1. B16.5 2.3.2 81. 1. B16.5 2.4 82. 3. B31.3 323.3.2 83. 3. B31.3 323.4.2 (b)(1) 84. 2. 570 7.4 85. 3. 570 8.1.4.2 86. 2. 570 8.2.2 87. 1. 571 4.3.3.3(i) 88. 4. 578 4.4.2 89. 2. B31.3 321.4 90. 3. B31.3 322.6.3 Note 11 91. 3. IX QW-431 92. 2. IX QW-100.1 93. 3. IX QW-420.1 94. 2. IX QW-191.2.1 95. 2. 578 5.2.1 96. 1. V T-778.2 97. 4. V T-952 98. 1. V T-753.1 99. 3. V T-755 100. 2. 577 5.3.1 51.

3. 570 4.3.1 2. 574 12.5 4. 578 3.1 4. 574 4.3.1 3. 577 3.2.7 2. B 31.3 345.1 (a) 1. 570 5.9 4. B 16.5 4.2.5 2. B 16.5 5.3.4 1. 577 4.2.5.1 4. 570 6.4 Table 3 2. 570 6.6.1 1. B31.3 328.2.3 4. B 31.3 305.2 1. B31.3 306.1.4

09/10 REV 8

-B

101. 102. 103. 104. 105. 106. 107. 108. 109. 110. 111. 112. 113. 114. 115. 116. 117. 118. 119. 120. 121. 122. 123. 124. 125. 126. 127. 128. 129. 130. 131. 132. 133. 134. 135. 136. 137. 138. 139. 140. 141. 142. 143. 144. 145. 146. 147. 148. 149. 150.

3. 574 7.4.12.1 4. 574 10.3.5.4 1. 570 5.6.2 4. 578 5.2.4.3 4. 574 10.2.2.1 2 570 5.8.4 1. B31.3 345.5.5 3. 574 6.4 4. 574 8.1.1 4. 574 8.2.2 2. 574 10.5.2.6 2. B31.3 345.2.1 4. B31.3 345.5.3 2. 577 5.5.2 2. 578 5.5 2. 571 4.3.2.2 4. 570 9.3.2 4. 578 6.3 2. B31.3 345.2.5 3. 570 7.5 4. 574 11.1.1.1 3. 574 11.2 2. B31.3 345.5.2 2. 577 10..2.1 4. 578 7.1 1. B31.3 322.6.3 note 13 3. 574 6.2 4. 578 7.3 4. 570 6.6.1 2. 570 9.3.7 Table 5 3. 570 7.1.2 3. 570 7.1.1 2. 574 11.1.2 3. 574 10.6 3. B16.5 5.3.5 2. 574 4.1.1.1 3. 570 8.2.3.2 1. 570 8.2.7 2. B16.5 6.10.3 4. 574 7.4.7 3. 574 7.4.7 3. 574 7.4.12.2 4. 574 10.3.2.2 2. 570 5.7.1 4. 570 5.7.1 (h) 3. B31.3 308.2.4 3. 574 7.4.11.1 4. 574 10.1.1.5 2. 574 11.2 4. B31.3 Appendix C

21

Closed 570 Exams B Rev9

Recommend Documents