Closed Book API 570 Practice Exam – A
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 sheet 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.
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Closed Book API 570 Practice Exam – A
36. When preparing to inspect a piping system inspection personnel should? 1. Consu Consult lt wit with h the the pipin piping g engin engineer eer.. 2. Briefly Briefly review the history history of individual individual piping piping systems systems before before making making any any of the the inspections required by API 570. 3. Check Check that that repa repair ir mater material ials s are avai availabl lable. e. 4. Check Check that the the corrosion corrosion engineer engineer has has reviewed reviewed the the inspectio inspection n plan. 37. As regards dead legs in piping circuits, what is recommended to be done by API 570 when ever possible? 1. Dead legs should should be monitored monitored on a monthly monthly basis basis.. 2. The chief chief inspector inspector and the the unit engineer engineer should should design designate ate dead dead legs to to be inspected. inspected. 3. Dead Dead legs legs shoul should d be monit monitored ored on on a yearly yearly basis basis 4. Consideration should be given to assigning more CMLs. 38. When is it necessary to reevaluate the frequency of inspection for an existing piping system? 1. The API API 570 570 authori authorized zed inspec inspector tor suspects suspects a problem. problem. 2. The operatio operations ns group group desire desires s an increas increase e in inspecti inspection on frequency. frequency. 3. The inspecti inspection on interval must must be reviewed reviewed and adjust adjusted ed as necess necessary ary after after each inspection or significant change in operating conditions. 4. More More than than one flange flange has has star started ted to leak. leak. 39. The selection of TMLs within injection point circuits are established at four basic locations, three of which are: • • •
TMLs on appropriate fittings within the injection point circuit. TMLs on the pipe wall at the location of expected pipe wall impingement of injected fluid. Establish TMLs at both the upstream and downstream downstream limits of the injection point circuit.
What is the fourth consideration when selecting TMLs 1. TMLs at at intermediate intermediate location locations s along the the longer longer straight straight piping piping within within the injectio injection n point circuit may be required. 2. TMLs at at extreme locations locations along along the the longer longer straight straight piping piping within within the injection injection point point circuit may be required. 3. TMLs at at pipe bends bends withi within n the longer longer straight straight piping piping in the injection injection point point circuit circuit may be required. 4. TMLs at at pipe bends bends withi within n the shorter shorter straig straight ht piping in in the injection injection point point circuit may be required . 40. Surface connected cracking in piping is associated with _____________________. _____________________. 1. Sulfida fidattion 2. Hydro Hydrogen gen Induce Induced d Cracki Cracking ng HIC HIC 3. Creep 4. Fatigue
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Closed Book API 570 Practice Exam – A 41. Supplemental inspection for piping systems is sometimes required. Which of the following may be considered supplements to normal inspection techniques? 1. 2. 3. 4.
Annual hydrostatic testing. Eddy current testing. Spool piece removal and visual inspection Periodic use of radiography and/or thermography to check for fouling or internal plugging.
42.To what inspection requirements must be applied to small bore class 1 secondary piping? 1.
Class 1 secondary SBP shall be inspected to the same requirements as secondary process piping 2. Class 1 secondary SBP shall be inspected to the same requirements as primary process piping. 3. Class 1 secondary SBP shall be inspected to the same requirements as class 2 process piping. 4. Class 1 secondary SBP shall be inspected to the same requirements as class 3 process piping. 43. When is API 570 inspection code not permitted to b e applied to a piping system? 1. 2. 3. 4.
As a substitute for the B31.12 piping Code. If in conflict with any union requirements. If the piping is in water service. As a substitute for the original construction requirements or if in conflict with regulatory requirements.
44. Which of the following service fluids will justify rating a piping system Class 2? 1. 2. 3. 4.
Hydrofluoric acid. Distillate and product lines to and from storage and loading Anhydrous hydrogen chloride Hydrogen, fuel gas, and natural gas.
45. Prior to hydrostatic testing of pip ing systems containing expansion joints it is determined that the expansion joint will be damaged a nd cannot be isolated. What can be done per API 570? 1. 2. 3. 4.
The testing may be canceled. Lines containing expansion joints may be tested at a reduced pressure. Select portions must be pressure tested. The expansion joints must be removed and tested separately.
46. Corrosion products have b uilt up around a piping system's supports, what additional inspection work may be called for? Ultrasonic thickness measurements. 2. Hydrostatic blasting of the area 3. Lifting the pipe off of such supports may be required for inspection. 4. Radiographic profile inspections. 1.
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Closed Book API 570 Practice Exam – A 47. Inspection for piping weld quality is normally accomplished as a part of the requirements for new construction, repairs, or alterations. However, welds are often inspected for corrosion as part of a radiographic profile inspection or as part of internal inspection. When preferential weld corrosion is noted what is the appropriate course of action? 1. 2. 3. 4.
Check with the piping engineer. Consult with the chief inspector. Additional welds in the same circuit or system should be examined for corrosion. Review all NDE procedures prior to commencement of the NDE used to inspect the piping.
48. After an external visual CUI inspection on a Class 1 system found to have insulation damage, the follow up examinations should include NDE testing and insulation removal of; 1. 2. 3. 4.
the entire length of the piping that is insulated. all vertical runs of insulated piping. a random sampling of straight runs and 50 percent of insulated fittings in the system. at least 75 percent of all damaged areas.
49. The following can be said about inspection of refractory linings used in piping systems; 1.
they should always be removed for the inspection to inspect for corrosion deposits. they can be included in supplemental inspection of the piping system. 3. The combined actions of stress and corrosion will cause spalling of the refractory. 4. The combined actions of stress and erosion will cause spalling of the refractory. 2.
50. What physical sign does not indicate leakage in buried piping? 1.
A change in the surface contour of the ground, pool formation, bubbling water puddles, or noticeable odor. 2. Discoloration of the soil. 3. Softening of paving asphalt 4. Corrosion on the first flange above the ground. 51. The inspector shall approve all repair and alteration work at designated hold points and after the repairs and alterations have been satisfactorily comp leted in accordance with the requirements of; 1. 2. 3. 4.
ASME B31.3. Section IX of the ASME Code. API 570. Good engineering practice and ASME B31.3.
52. A close-interval potential survey on a cathode protected line may be used to verify that the buried piping Is made of stainless steel. 2. Has good insulation from the surrounding earth and a protective potential throughout its length. 3. Is presently leaking at a high rate. 4. Is corroded beyond repair. 1.
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Closed Book API 570 Practice Exam – A 53. What are the requirements of materials to be used in the welded repair of a piping system? 1. The API 570 Code has no hard and fast rule as regards material selection. 2. The materials used in making repairs or alterations shall be of known weldable quality, shall conform to the applicable code, and shall be compatible with the original material. 3. All materials must be nondestructively tested prior to use. 4. Only materials on an approved list are allowed. 54. When performing welding on piping systems constructed to ASME B31.3, what must always be in place prior to welding? A qualified welding procedure in accordance with Section XI of the ASME. Detailed requirements for nondestructive testing of the repair. 3. Welders to perform the work must have successfully passed the required welding skill tests per Section XI. 4. Qualified welding procedures, welders may be tested on production welds in many cases. 1.
2.
55. In some instances preheating to 300 oF may be substituted for PWHT after welding P No. 3 materials, for which P No. 3 ma terial is this not allowed? 1. 2. 3. 4.
Materials classified as C-Mo. Materials classified as Mn-Mo. Materials classified as Cr-Mo. Materials classified as Ni-Mo-Cr-V.
56. A welder makes a performance test using a pipe coupon that has an O. D. of 2.375". What range of outside diameters is he qualified to weld in production? 1. 2. 3. 4.
2.375 " to unlimited diameter. 2.375"to 24 " 1" to unlimited diameter. 2.375” to 6”
57. A welder's performance test was made in the 3G position. W hich of the following describes his test? 1. 2. 3. 4.
Horizontal groove weld performed on pipe. Vertical fillet weld performed on plate. Vertical groove weld in plate. Flat groove weld performed on pipe.
58. Per B31.3 may consumable inserts be used for backing piping weld grooves.? 1. Yes, as long as they are produced by reputable manufacturer. 2. No, consumable inserts are not allowed, only backing which remains in place or is removed is allowed 3. Yes provided the insert is of same nominal composition as the parent metal. 4. Yes, provided the insert is of same nominal composition as the filler metal.
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Closed Book API 570 Practice Exam – A 59. When selecting thickness measurement locations (TML’s) for piping, what should the inspector take into account? 1. 2. 3. 4.
The location as regards the ease of access to the TML Location where axial corrosion occurs. Patterns of corrosion experienced in other process units in the same or similar service. Places where corrosion is most likely to occur circumferentially.
60. What must the owner/user determine when substituting alloy materials for carbon steel in a piping system? 1. The need for close inspection of the material. 2. The effects the process stream might have on the alloy material. 3. The compatibility of welding filler metals with the two materials. 4. There are no considerations; alloys may not be substituted for carbon components in a piping system. 61. An external inspection of a piping systems revealed severe piping movement had taken place. Your first action to correct the situation should be; 1. 2. 3. 4.
Consult with the chief inspector. Consult with a piping engineer about the need for a piping stress analysis. Conduct NDE on areas suspected of the most severe movement. Consult with operations as to the cause of the movements.
62. When should material verification tests be performed? When the material has first arrived to the job site. 2. At the manufacturers facility before shipment. 3. Verification should be performed at the point in time that assures proper alloy materials have been used. 4. When distributor receives the material. 1.
63. Prior to a scheduled piping inspection previous inspection records should be reviewed. The reason for the review is so; You can assign to the work to contractors. 2. Areas that are not approaching retirement thickness can be determined. 3. A list can be made of all unnecessary repairs and replacements. 4. A schedule can be made to determine the inspection force requirements, to locate areas reaching retirement thickness, and predict repairs or replacements. 1.
64. Defects in protective coatings and the waterproof coating of insulation will permit moisture to come into contact with the piping. To inspect for CUI, sections of insulation should be removed first from; 1. 2. 3. 4.
Vertical piping runs. Small diameter vertical runs. Small connections, such as bleed lines and gauge connections. Insulation around major valves and fittings.
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Closed Book API 570 Practice Exam – A 65. Threaded joints are generally limited to piping in non-critical service that has a nominal size of; 1. 2. 3. 4.
2 inches or smaller. 3 inches or smaller. 24 inches or smaller. 1 inch or smaller.
66. As regards markings on f ittings used in piping systems, what must always be present? 1. 2. 3. 4.
Temperature markings. Manufacturer's name or trademark. Alloy designations Dimensions of bolt circles and gasket size.
67. For flanged fittings the manufacturer shall hold the hydrostatic shell test for __ minutes on a NPS 8 inch flange. 1. 2. 3. 4.
8 2 1 3
68. Deviations from specifications or standards for material tolerances, or workmanship are usually evaluated on the basis of; 1. 2. 3. 4.
their effects on such factors as safety. strength, corrosion resistance, and serviceability. jurisdictional requirements. economic impact. ease of construction.
69. The following is a true statement about the use of test reports for purpose of PMI. 1. 2. 3. 4.
Mill test reports can be used to verify and confirm material properties. Certified mill test reports can be used to verify and confirm material properties. Mill test reports should not be used as a substitution for PMI testing. Mill test reports or Certificates of Conformance are adequate and PMI testing is not routinely required.
70. When establishing the minimum thickness of a valve body, the proper calculation would be; 1.
1.5 times (1.25 times for Class 2500) the thickness of a simple cylinder designed for a stress of 6000 pounds per square inch 2. 1.5 times (1.35 times for Class 4500) the thickness of a simple cylinder designed for a stress of 7000 pounds per square inch 3. 1.5 times (1.35 times for Class 4500) the thickness of a simple cylinder designed for a stress of 8000 pounds per square inch 4. 1.5 times (1.25 times for Class 4500) the thickness of a simple cylinder designed for a stress of 6000 pounds per square inch
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Closed Book API 570 Practice Exam – A 71. When determining the frequency of inspection for piping in general which of the following must be considered? The years of service The operating temperature if it is below freezing. 3. The lack of inspection tools. 4. The degree of risk, and remaining corrosion allowance. 1. 2.
72. If piping is to be butt welded and is to be in severe cyclic service the following type of welding procedure must be used; A A 3. A 4. A 1. 2.
welding procedure which provides a smooth, regular, fully penetrated inner surface. welding procedure which employs heat treatment. welding procedure which will allow a fully penetrated inner surface. welding procedure qualified per ANSI/ASME B16.34.
73. When preheating to make a B31.3 weld, prior to welding what is the minimum distance from the weld that pre-heat shall be applied? 1. 2. 3. 4.
The preheat zone shall extend at least 50 mm (2 in.) beyond each edge of the weld. The preheat zone shall extend at least 25 mm (1 in.) beyond each edge of the weld. The preheat zone shall extend at least 12.5 mm (1/2 in.) beyond each edge of the weld The preheat zone shall extend at least 22.5 mm (3/4 in.) beyond each edge of the weld
74. One of the main differences between Nickel alloys and the Carbon and Stainless Steels during welding is; 1. Nickels are much easier to weld 2. Nickels are more difficult to weld because the molten weld metal is sluggish and does not flow easily and good sidewall fusion may not be a ccomplished. 3. Nickels are more difficult to weld because the molten weld metal is sluggish and does not flow easily and complete penetration may not be obtained. 4. Nickels tend to burn through easily when using the SMAW process.
75. When welding is conducted on alloy piping components _________ should be tested and the markings compared to the remainder of the lot to verify correctness. 1. Two randomly picked electrodes or wires. 2. Three randomly picked electrodes or wires. 3. One electrode or wire from each package. 4. One electrode or wire from each lot or package 76. What shall new and replacement piping components comply with? 1.
B31.3. API 570. 3. New connections and replacements shall be designed and fabricated according to the principles of the applicable code. 4. API RP 574. 2.
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Closed Book API 570 Practice Exam – A 77. What are the requirements for inspection of piping joints during leak testing. 1. 2.
Joints must be hydrostatically blasted prior to the testing. All joints, including welds and bonds, are to be left uninsulated and exposed for examination during leak testing. 3. Joints should be re-tightened at half of the test pressure. 4. None, the inspector will use his best judgment on a case by case basis. 78. Which of the following describes a globe valve? 1.
Consists of a tapered or cylindrical plug fitted snugly into a correspondingly shaped seat in the valve body. 2. This type of valve is normally used in a fully open or fully closed position. 3. Consists of a valve body that contains a disk which moves axially to the disk centerline against a seat. 4. They are well suited for conditions that require quick on off or bubble tight service. 79. Which of the following describes a check valve's principle of operation? Hydraulic up-lift. 2. Ball retained captive. 3. Spring-loaded vanilla wafer 4. Swing or lift-piston. 1.
80. An example of where creep cracking has been experienced in the industry is in; 1. 2. 3. 4.
2-1/4 Cr steels above 800°F. 1-1/4 Cr steels above 900°F. 2-1/4 Cr steels above 900°F. Chrome Vanadium steels above 1000°F.
81. What condition always requires increasing the number of CMLs in a piping system? 1. 2. 3. 4.
Any significant increase in corrosion rates. Piping which is in need of painting. Piping which has minor external corrosion. Piping which has received insulation damage.
82. A variety of test methods are available to identify materials the primary methods include; 1.
Hanson Masters fluorescent technique, portable lab optical emissions, and lab chemical analysis. 2. Portable X-Ray fluorescence, portable optical e mission spectroscopy, and laboratory chemical analysis. 3. Thermographs immediately after discovery of a likely wrong material followed by X-Ray fluorescence. 4. Boat samples, radiography, and spot testing with chemicals.
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Closed Book API 570 Practice Exam – A 83. If misalignment of piping was noted during operation. the cause should be determined and corrected. Misalignment is usually caused by the following condition(s); Adequate provision for expansion. 2. Delaminated anchors or guides.. 3. Properly adjusted hangers of the wrong diameter. 4. Inadequate provision for expansion, broken hangers, and defective anchors. 1.
84. When a flange is manufactured in accordance with B16.5 the manufacturer is not required to; 1. 2. 3. 4.
hydrostatically test the flange. mark the flange with his trademark. mark the flange with its rating class. mark the flange with the designation B16.
85. Which of the following best describes a part of the Chemical Spot testing method; 1.
Electrochemically removing a minute amount of the material’s surface and depositing it on a moistened filter paper. 2. Mechanically removing a minute amount of the materials surface and burning it chemically. 3. Electrochemically removing a minute amount of the material’s surface and placing it on a dry filter. 4. Mechanically removing a large amount of the materials surface and burning it chemically. 86. Which of following best describes a Class 1 piping system? 1.
Services that are flammable but do not significantly vaporize when they leak and are not located in high-activity areas. 2. This classification includes the majority of unit process piping and selected off-site piping. 3. Services with the highest potential of resulting in an immediate emergency if a leak were to occur. 4. Hydrogen, fuel gas, and natural gas service piping. 87. Which of the following is an not an example of environmental cracking? 1. Chloride SCC of austenitic stainless steels. 2. Polythionic acid SCC of sensitized austenitic alloy steels. 3. Carbonate SCC. 4. Low Temperature SCC. 88. Which of the following does not describe a common type of flange used in piping? 1. 2. 3. 4.
Welding neck. Slip-on. Lap joint. Threaded socket.
89. The recommended practice API 574 covers the inspection of; 1.
piping only. 2. tubing and piping. 3. control valves. 4. piping, tubing, valves and fittings.
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Closed Book API 570 Practice Exam – A 90. The timing circuits in different ultrasonic contact pulse-echo instruments use various conversion schemes. A common method is the so-called ________conversion. 1. 2. 3. 4.
analog/digital digital/analog time/digital time/analog
91. Direct visual inspection may usually be made when access is sufficient to place the eye within; 1. 12 inches of the surface to be examined. 2. 10 to 12 inches of the surface to be examined. 3. 6 to 24 inches of the surface to be examined. 4. 24 inches of the surface to be examined. 92. The signature mark of ___________is a “clam shell” type fingerprint that has concentric rings called “beach marks” emanating from the crack initiation site. 1. 2. 3. 4.
thermal fatigue fatigue failure high temperature hydrogen attack chloride stress corrosion cracking
93. The following is true about the content of a welding Procedure Qualification Record? 1. 2. 3. 4.
The record must use the form provided in QW-483 of Section IX. The record must include nonessential variables. The record may include nonessential variables. The record must include diameters of electrodes used.
94. P numbers 1 and 3 are welded together for a procedure qualification; this combination will allow the writing of a W PS or WPS s to be used to weld the following parent metals in production; 1. P No. 1 to P No. 3. 2. P No. 1 to P No. 1 and P No. 3. 3. P No. 3 to P No. 3. 4. P No. 1 to P No. 1 95. Before any method of inspection is adopted for piping what should be checked? 1. 2. 3. 4.
NBIC. ASME B31.3. API 570. Regulatory requirements.
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Closed Book API 570 Practice Exam – A 96. Who must be consulted when alterations to a piping system are being considered? 1. 2. 3. 4.
A metallurgist. A piping engineer. A professional engineer. An API 570 piping inspector.
97. What type of on-stream welded repairs is not permitted by API 570? 1. 2. 3. 4.
Longitudinal crack repairs if not expected to propagate. Full encirclement welded split sleeve or box-type enclosure. Pitting or pinholes. Square fillet welded patches without rounded corners.
98. Under which condition below can unlisted materials be used to construct piping systems? They have been approved by the federal government. They are clearly marked by the manufacturer during production. 3. They conform to any European standard 4. They conform to published specifications and otherwise meet the requirements of B31.3 1. 2.
99. When impact testing is required for a piping system constructed to B31.3 how many specimens are normally required in a set? 1. 2. 3. 4.
3 sets of 3. 3. 6. 9.
100. What rights does the Owners inspector not have during fabrication of a piping system? 1.
They shall have access to any place where work concerned with the piping installation is being performed. 2. They shall have the right to audit any examinations. 3. The right to review all certifications and records necessary to satisfy the owner's responsibility. 4. The right to demand the social security number of all craftsmen. 101. In accordance with ASME B31.3 when spot radiography is to be used what is the least recommended number of spot radiographs for circumferential butt welds? 1. 2. 3. 4.
One weld in 20 made by each welder or welding operator. One weld in 10 made by each welder or welding operator. Every 50 linear foot of weld metal. Every third weld made by each welder or welding operator.
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Closed Book API 570 Practice Exam – A 102. ASME B31.3 requires that nondestructive examination personnel be trained and experienced. What practice is acceptable to B 31.3 for this purpose? 1. 2. 3. 4.
Any recognized training entity. The employers quality manual. SNT-TC-1A. Demonstration by application of the technique to be used.
103. Threaded joints are suitable for Normal Fluid Service per B31.3, what below is not Normal Fluid Service? 1.
A fluid service not subject to Category D, M or High Pressure services or subject to severe cyclic conditions. 2. A fluid service not subject to High Pressure services and subject to severe cyclic conditions 3. A fluid service not subject to Category D, M or subject to severe cyclic conditions 4. A fluid service containing a gas or liquid that is immediately dangerous to life or health. 104. Low yield strength bolting is permitted for use with metallic flange comb inations when; 1. all bolts are rated to a recognized standard. 2. one sample from a lot of bolts is tensile tested and shown to be fit for the intended service. 3. calculations have been done to show adequate strength to maintain joint tightness. 4. The flanges are of a class that requires a gasket with high torque requirements. 105. The classification and use of the Initial Service Leak Test it applies to; 1. 2. 3. 4.
Category M Fluid. Class 1 piping. Category D Fluid. Class 3 piping.
106. In general how is the extent of inspection for new piping construction determined? 1. All piping welds shall be 100% inspected. 2. The extent of inspection during fabrication and installation depends largely on the severity of the service and the quality of the workmanship. 3. All piping welds shall be randomly inspected. 4. All piping is inspected based on the type of weld made during the fabrication in the field. 107. The frequency and thoroughness of piping inspections will range from often and complete where deterioration is extreme, to seldom and cursory in non-corrosive services, which of the following would not cause a more frequent inspection cycle. 1. 2. 3. 4.
The amount of corrosion allowance remaining. The historical data available Regulatory requirements A survey by the EPA.
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Closed Book API 570 Practice Exam – A 108. One of the major concerns when designing pressure relief discharge piping is not; 1. 2. 3. 4.
a design which will facilitate drainage. that the design will account for reaction moments generated upon the valve's opening. that the piping be of the same or similar material as the valve. the manufacturer of a certain type of valve.
109. Which of the following best describes the scope of API 570? 1.
API 570 covers inspection, repair, alteration, and rerating procedures for piping systems that have been in-service. 2. API 570 covers inspection, repair, alteration, and rerating procedures for metallic and FRP piping systems that have not been in-service. 3. API 570 covers inspection, repair, alteration, and rerating procedures for metallic and FRP piping systems that have been in-service. 4. API 570 covers inspection, repair, alteration, and rerating procedures for piping systems that have been in-service for less than 10 years. 110. The following is not a true statement about the scope of API 570? It is not restricted to use with metallic piping only. 2. Systems handling water such as for fire protection are not optional. 3. Non metallic piping cannot be included in the inspection scope of API 570. 4. Only metal piping may be inspected by the rules of the API 570 Code. 1.
111. Steel and alloy piping are manufactured to standard dimensions in nominal pipe sizes up to; 1. 2. 3. 4.
24 inches. 48 inches. 52 inches. 36 inches.
112. Concerning radiography of the following which is not an ad vantage? 1. 2. 3. 4.
Pipe insulation can remain intact. The metal temperature of the line has little bearing on the quality of the radiograph. Radiographic equipment is easily maneuverable in the refinery. It is excellent at finding flaws in plastic piping welds.
113. Underground piping is usually given Above-Grade Visual Surveillance by; 1. 2. 3. 4.
a series of measurements of the electrical resistance of the surrounding soil. excavating and uncovering the piping for several feet at practical intervals. isolating and draining and using internal radiographic techniques. an inspection at and just below the point where it enters the earth, asphalt, or concrete.
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Closed Book API 570 Practice Exam – A 114. A flanged joint is composed of three separate and independent, although inter-related components: the flanges, the gasket, and the bolting, which are aff ected by yet another influence. What is this influence? 1. 2. 3. 4.
Service requirements. Flange materials. The Assembler. The selected torque for bolting.
115. Which of the following is considered a physical property of a metal? 1. 2. 3. 4.
Density. Hardness. Ductility. Toughness.
116. The following Charpy impact results where obtained on a piping material with a required minimum average of 13 ft-lbf, and a minimum value for a single specimen is 10 ft-lbf. The results were 16, 17, and 12 ft-lbf. W hich is a true statement about the test results? 1. 2. 3. 4.
There is almost a complete lack of ductility. The results pass the acceptance criteria of B31.3 The results do not pass the acceptance criteria of B31.3. They may be disregarded and may be re-tested as many times as desired by person requesting the tests.
117. What is safeguarding a piping system? 1. 2. 3. 4.
A provision for extra protective measures. Use of redundant overpressure devices. Using specially designed relief valves in a piping system. Placing a watch to insure no one crosses the barricade during repairs.
118. Threaded joints can b e used where; 1. 2. 3. 4.
severe erosion is expected. crevice corrosion is a concern. severe corrosion is not expected. vibrations are possible.
119. Part of the definition of Cold Spring as used with piping is; 1. 2. 3. 4.
the intentional deformation of piping to produce a desired effect. the unintentional deformation of piping. the deliberate deformation of piping as a result of operating conditions. the unintentional deformation of piping induced low temperatures.
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Closed Book API 570 Practice Exam – A 120. For calculating the MAWP of system in service made of an unknown material the following approach must be taken; 1.
for unknown materials the value of stress allowable for calculations shall be 55,000 psi and the lowest joint efficiency in the applicable code will be used. 2. computations may be made assuming the lowest grade material and joint efficiency in the applicable code. 3. a or b above. 4. computations may be made assuming the most common grade of material and joint efficiency in the applicable code. 121. Dry and wet particles used in the magnetic particle examination method shall be in accordance with; SE-709. 2. ANST SE-708. 3. the API 570 Code. 4. the ASME B31.3 Code. 1.
122. Results of PMI testing of dissimilar metal welds should take in to account the ef fects of___________? homogenous integration of filler metals. the dilution of weld metal. 3. making a autogenous weld. 4. the ability of the test personnel. 1. 2.
123. A liquid penetrant comparator block used to prove a high temperature technique is best described as; an aluminum block 3/8" x 2" x 3" a carbon steel block 3/8" x 2" x 3" 3. a titanium block 3/8" x 3" x 3" 4. a brass block 3/8" x 2" x 3" 1. 2.
124. You are inspecting a failure in a piping wall, what conditions would you look for if it was believed that the fracture was brittle? 1. 2. 3. 4.
There is ductility exhibited in the fracture. The fractured surfaces have chevrons. The surface of the crack would have severe cupping. The material exhibits little or no evidence of ductility or plastic deformation.
125. A welding operator is to be qualified b y radiography using his first production weld, what is the minimum length of the radiograph to be performed on his weld? 1. 2. 3. 4.
6 inches. 6 feet. 36 inches. 12 inches.
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Closed Book API 570 Practice Exam – A 126. A welder makes performance test on pipe in the 1G position, how many bend tests are required to qualify his performance? 1. 2. 3. 4.
4. 2. 1. 6.
127. The 6G pipe position welder’s test listed in Section IX of the ASME Code can be described as; 1. Pipe in the vertical weld on the horizontal 2. Pipe in horizontal weld on the vertical 3. Pipe in the horizontal and rolled d uring welding 4. Pipe at 45 degrees +/- 5 degrees
128. An alternative or supplement to inspection of underground piping is leak testing with liquid at a pressure at least; 1. 2. 3. 4.
50 percent greater than maximum operating pressure. 10 percent greater than maximum operating pressure. 10 percent below maximum operating pressure. 25 percent greater than maximum operating pressure.
129. Underground piping inspected periodically by excavat ion shall be inspected in lengths of; 1. 2. 3. 4.
6 feet at one or more locations judged to be most susceptible to corrosion 8 feet to 10 feet at one or more locations judged to be most susceptible to corrosion. 4 feet to 8 feet at one or more locations judged to be most susceptible to corrosion 6 feet to 8 feet at one or more locations judged to be most susceptible to corrosion.
130.Who shall establish thickness reading inspection frequencies on in service piping systems? 1. 2. 3.
The owner-user shall establish inspection intervals for thickness measurements. The inspector shall establish inspection intervals for thickness measurements. The owner-user or the inspector shall establish inspection intervals for thickness measurements. 4. Only a piping engineer. 131. Acceptance of a welded repair or alteration shall include; 1. 2. 3. 4.
agreement by the NBIC inspector. NDE of the welds. agreement by the operations department. a hydrostatic test in all instances where welding has been performed.
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Closed Book API 570 Practice Exam – A 132. Rerating piping systems is defined as; 1. 2. 3. 4.
changing the temperature rating. changing the MAWP. changing the temperature rating or the MAWP. re-painting the pipe with the correct pressure and temperature.
133. For coating repairs to underground piping, the inspector should be assured that the coating meets the following criteria; It has sufficient adhesion to the p iping. 2. It is sufficiently ductile to resist cracking. 3. It is free of voids and gaps in the coating (holidays). 4. It is free of voids and gaps in the coating (holidays), it is sufficiently ductile to resist cracking, and it has sufficient adhesion to the piping. 1.
134. What should all piping inspection records not necessarily contain? 1. 2. 3. 4.
Specifications and strength levels of the materials used. Original thickness measurements. Original date of installation. The name of all welders who fabricated the piping.
135. The recommended downstream limit of an injection point circuit is? 1.
the second change in flow direction past the injection point, or 25 feet beyond the first change in flow direction, whichever is greater. 2. the second change in flow direction past the injection point, or 25 feet beyond the first change in flow direction, whichever is less. 3. the second change in flow direction past the injection point, or 25 feet beyond the second change in flow direction, whichever is less 4. the second change in flow direction past the injection point, or 25 feet beyond the first change in flow direction. 136. The most common form(s) of CUI are; 1. localized corrosion of carbon steel . 2. localized corrosion of carbon steel and intergranular corrosion of austenitic stainless steels. 3. stress corrosion cracking of austenitic stainless steels. 4. localized corrosion of carbon steel and chloride stress corrosion cracking of austenitic stainless steels. 137. Soil-to-air (S/A) interfaces for buried piping without adequate cathodic protection shall be included in scheduled external piping inspections. What shall these inspections not necessarily include? 1. 2. 3. 4.
Inspection for coating damage All bare pipe. Pit depth measurements. The complete confirmation that the drawings correctly reflect the present piping system.
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Closed Book API 570 Practice Exam – A 138. ASME B16.5 covers flanges of various materials through a nominal pipe size of 24 inch which of the following covers larger flanges? 1. 2. 3. 4.
API Standard 605 and MSS SP-44. API Standard 605. MSS SP-44. ASME B16.47.
139. Flanged joints that have been opened should be visually inspected for; 1. 2. 3. 4.
Overheating. Any enlargement of bolting holes. Caustic attack. Corrosion and defects such as scratches. cuts. and gouges in gasket seating faces.
140. Gate valves should be measured for thickness between the; 1. 2. 3. 4.
inlet and outlet connections. the seats. the stem area and the bonnet. the bonnet and packing gland area.
141. Which of the following is a true statement about the sensitive leak test method of ASME B31.3? 1.
The test shall be in accordance with the Gas and Bubble Test method specified in the BPV Code, Section V, Article 10, or by another method demonstrated to have equal sensitivity. 2. The test shall be in accordance with the Helium Test method specified in the BPV Code, Section V, Article 10. 3. The test shall be in accordance with the pressure decay method specified in the BPV Code, Section V, Article 10, or by another method demonstrated to have e qual sensitivity. 4. All of the above. 142. Unless otherwise specified by the engineering design, the following records shall be retained after the record is generated for a piping project: Examination procedures; and examination personnel qualifications. For how long must they be retained after the project is completed? 1. 2. 3. 4.
10 years. 5 years. 6 months. 1 year.
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Closed Book API 570 Practice Exam – A 143. In accordance with ASME B31.3 it is permitted to increase the joint E j for some types of piping by the use of additional examination of the piping beyond the specification for the piping. Which of the following is not permitted to have and increase in E j? 1. 2. 3. 4.
Furnace butt welded, continuous weld. Electric fusion welded. API 5L made by combined GMAW and SAW welding. Seamless piping.
144. In the liquid penetrant process drying after preparation should; 1. 2. 3. 4.
not be a concern because it dries very quickly. is a concern because it dries very slowly. be followed by flame drying when practical. be allowed adequate time for evaporation prior to application if the penetrant.
145. The GMAW ___________mode results in a highly directed stream of discrete drops that are accelerated by arc forces. Spatter is negligible. 1. 2. 3. 4.
globular transfer spray transfer short circuiting direct transfer
146. In low temperature service some flange materials may need impact testing above the B16.5 designated temperatures of ___ oC ___ oF. 1.
2. 3. 4.
-29 -20 -29 20 29 -20 -20 29
147. When is protective equipment required for inspection personnel? 1.
At all times during inspections involving piping that has had a toxic substance contained with in it. 2. Protective equipment shall be worn when required by regulations or by the owner-user. 3. When deemed necessary by the inspector. 4. When ever the safety man insists even if he is mistaken. 148. The extent of a CUI inspection program may vary depending on; 1. local climate. 2. condition of the insulating system. 3. type of insulation used. 4. jurisdictional requirements.
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Closed Book API 570 Practice Exam – A 149. The maximum chloride concentration when doing a hydrostatic test of a 300 series austenitic stainless steel piping system is; 250 parts per million 2. 150 parts per million 3. 100 - 250 parts per million 4. there is no such requirement. 1.
150.
Individuals performing PMI testing should obtain and follow the PMI test procedure approved by the____________.
1. 2. 3. 4.
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Authorized Inspector Owner/User Piping Engineer Local Jurisdiction
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Closed Book API 570 Practice Exam – A
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.
3. 570 8.1.3 52. 2. 570 9.2.2 53. 2. 570 8.2.5 54. 4. B31.3 328.2.1 55. 2. 570 8.2.3.2 56. 3. IX QW-452.3 57. 3. IX QW-461.3 58. 4. B31.3 328.3.3 59. 3. 570 5.6.3 60. 2. 578 1.2 61. 2. 570 7.5 62. 3. 578 4.2.3 63. 4. 574 12.5 64. 3. 574 10.1.6.1 65. 1. 574 4.5.2 66. 2. B16.5 4.2.1 67. 2. B16.5 8.2.4 68. 1. 574 10.11.3 69. 3. 578 4.2.4 70. 2. 574 11.2 71. 4. 574 8.1 72. 1. B31.3 328.5.6 73. 2. B31.3 330.1.4 74. 2. 577 10.10.2 75. 4. 578 4.2.6 76. 3. 570 8.2.4 77. 2. B31.3 345.3.1 78. 3. 574 4.3.3 79. 4. 574 4.3.8 80. 2. 574 7.4.1.1.1 81. 1. 570 5.6.2 82. 2. 578 5.2 83. 4. 574 10.3.6 84. 1. B16.5 8.1 85. 1. 578 5.2.4.1 86. 3. 570 6.3.4.2 87. 4. 574 7.4.8 88. 4. 574 10.3.5.1 89. 4. 574 1.0 90. 4. SE-797 4.6 91. 4. Section V Art.9 T-952 92. 2. 571 4.2.16.5(a) 93. 3. QW-200.2 (b) 94. 1. Section IX QW-424 95. 4. 574 6.4 96. 2. 570 8.1.2 97. 4. 570 8.1.4.2 98. 4. B31.3 323.1.2 99. 2. B31.3 323.3.3 100. 4. B31.3 340.3 51.
2. 4. 3. 1. 4. 4. 2. 4. 4. 2. 3. 3. 4. 2. 4.
570 5.3.5 570 5.6.3 570 6.3.3 570 5.5.9 570 5.4.1 570 5.5.8 570 6.6.1 570 1.1.3 570 6.3.4.3 570 5.8.4 570 5.5.4 570 5.7.1 570 6.4 Table 2 570 5.5.8 570 9.2.1
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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.
1. 3. 1. 3. 3. 2. 4. 4. 3. 4. 2. 4. 4. 3. 1. 2. 1. 3. 1. 2. 1. 2. 1. 4. 3. 2. 4. 2. 4. 3. 2. 3. 4. 4. 2. 4. 4. 4. 4. 2. 1. 2. 1. 4. 2. 1. 2. 1. 1. 2.
B31.3 341.5.1 B31.3 342.1 footnote 1 B31.3 300.2 definitions B31.3 309.2.1 B31.3 345.7 574 10.11.1 574 8.1.1 B31.3 322.6.2 570 1.1.1 570 1.1.1 574 4.1.1.1 574 10.2.2.1 574 10.10.1.1 B16.5 2.2 577 10.3 B31.3 323.3.5 (d)(1) B31.3 300.2 definitions B31.3 314.1 B31.3 319.2.4 570 7.2 Section V Article 7 T-731 578 6.2 Section V Art. 6 Appendix III 571 4.2.7.1 Section IX QW-305.1 Section IX QW-302.3 Section IX QW-461.4 570 9.3.7 570 9.3.6 570 4.3.1.1 570 8.2.6 570 8.3 570 9.4.1 574 12.1 570 5.5.9 570 5.3.3 570 5.4.7.4 574 4.5.1 574 10.3.3 574 10.3.4.4.1 B31.3 345.8 B31.3 346.3 B31.3 Table 302.3.4 Section V Art.6 T-643 577 5.4.3 B16.5 2.5.3 570 5.3.2 570 6.4(a) 570 5..8.1 (footnote) 578 7.3
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