1 Exercise Questions for Section VIII Div.1 These questions cover both the open and closed book portion of the exam; in general any table lookup questions would be in the open book part of the examination. Only the correct choice and the paragraph where the answer is found are given on the solution sheet, you will be required to read the paragraphs to confirm the answers. 1. Which of the following describes the service restrictions on welded joint types in lethal substance service? 1. All joints of Category A shall be Type No. (1) of Table UW-12. 2. All joints of Category A and B shall be Type No. (1) Of Table UW-12. 3. All joints of Category B and C shall be of Type No. (2) Of Table UW-12. 4. All joints may be of any type permitted in Section VIII Div.1. 2. When a vessel is to be used with a lethal substance it shall be; 1. completely ultrasonically tested if made of any high alloy. 2. pre-heated if constructed of carbon or low alloy steel. 3. Postweld Heat Treated. 4. made only from an approved list of base materials in Section VIII Div.1 . 3. The term Category used in Section VIII Div.1 refers to? 1. The type of substance that is to be contained by a vessel. 2. The location of a welded joint in a vessel. 3. The type of weld used to make the welded joint. 4. The welding process used to make the welded joint. 4. Which of the following describe? “A welded joint used to make flange connections” 1. Category A 2. Type C 3. Type B 4. Category C 5. A Category “A” butt-welded joint can be which of the following? 1. Circumferential weld connecting one shell course to another shell course. 2. A Circumferential weld connecting a hemispherical head to a shell. 3. A flange connection to a head. 4. A nozzle connection to a shell or head. 6. Materials used in the construction of welded pressure vessels shall be of weldable quality. This requires that a material be proven by; 1. Successful qualification of a Welding Procedure in accordance with Section IX of the ASME Code. 2. Acceptance by Section II Part D of the ASME Code. 3. Chemical tests and mechanical testing. 4. Listing in the stress tables in Section VIII Div. 1
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2 7. Welding materials used for production shall comply with the requirements of Section VIII Div. 1, those of Section IX, and the applicable qualified welding procedure specification. When the welding materials comply with one of the specifications in Section II, Part C; the marking or tagging of the material, containers, or packages as required by the applicable Section II specification may be accepted for identification in place of; 1. 2. 3. 4.
The actual testing of the weld filler metal. The welding procedure requirements. The certificate of compliance or certified test report. Markings may not be substituted for a manufacturer’s documentation.
8. One of the minimum thickness for shells and heads of vessels built to Section VIII Div. 1 is; 1. 2. 3. 4.
3/32” 5/32” 1/8” 1/16”
9. The mill under tolerance for a plate of 1/2” thickness in Section VIII Div.1 is; 1. 2. 3. 4.
6% of the thickness. .010” .001” 3% of the thickness.
10. The loadings to be considered in designing a vessel shall include those from: 1. 2. 3. 4.
Internal pressure only. Internal and external pressure only. Internal and external pressure, weight of the vessel and contents. Internal and external pressure, weight of the vessel and contents and superimposed loads from attachments.
11. Section VIII Div.1 states that when specifying a corrosion allowance ; 1. A corrosion allowance may be given to all vessels. 2. A corrosion allowance can be considered in MAWP calculations. 3. The owner/user shall designate any corrosion allowance for a vessel subject to corrosion or thinning and it should be adequate for the expected life of the vessel. 4. No requirement for a corrosion allowance exists in Section VIII Div. 1; it is solely up to the owner/user to require one. 12. According to Section VIII Div.1 telltale holes may be used; 1. To determine if welding penetration is adequate. 2. To determine if a repad is leaking. 3. To determine if a fillet weld has adequate throat dimensions. 4. To determine if thickness of a vessel part has been reduced to a dangerous degree. 13. Corrosion resistant or abrasion resistant linings, whether or not attached to the wall of a vessel shall; 1. Not be considered as contributing to the strength of the wall. 2. Be considered as contributing to the strength of the wall. 3. Always contribute to the strength of the vessel wall. 4. Not be considered as contributing to the strength except as listed in Part UCL.
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3 14. The thickness of shells under internal pressure shall be not less than that computed by the following formulas. In addition, provision shall be made for; 1. Any of the other loadings listed in UG-22, when such loadings are expected. 2. Corrosion. 3. Atmospheric pressure. 4. External loadings. 15. When calculating the external pressure allowed on a vessel you shall enter the Factor A. chart when the value of L/Do is greater than 50 at ; 1. The value divided by two. 2. The value of 50 3. The value of Do/t. 4. You cannot use the chart you must use the formulas of Appendix 5. 16. When cutting plate or other stock for fabrication of a Section VIII Div.1 vessel the; 1. The cutting shall only be performed by mechanical means, sawing etc. . 2. The edges shall be rounded if exposed to corrosion. 3. Exposed inside edges shall be chamfered or rounded. 4. The cutting shall be performed by thermal processes only. 17. For traceability of parts used in a Section VIII Div.1 vessel the vessel Manufacturer shall maintain traceability of the material to the original identification markings by which of the following methods: 1. Identification by a coded marking traceable to the original required marking. 2. Marking the part numbers on the fabrication drawings. 3. Welding maps to be turned over the owner/user of the vessel. 4. No markings are required. 18. If the material used in the fabrication of a vessel has defects they: 1. May not be repaired and the entire part shall be rejected. 2. May be repaired only by the steel mill who manufactured the part material. 3. Defects in material may be repaired provided acceptance by the Inspector is first obtained for the method and extent of repairs. 4. Defects in material may be repaired. Defective material that cannot be satisfactorily repaired may be rejected at the inspector’s discretion. 19. All plates for shell sections and for heads shall be formed to the required shape by any process that will not unduly impair the physical properties of the material. If plates are to be rolled to form a cylinder; 1. They must be heated to the materials transition temperature prior to rolling. 2. They must be volumetrically examined by a suitable NDE process prior to rolling. 3. The adjoining edges of circumferential joints of cylindrical vessels shall first be shaped to the proper curvature by preliminary rolling or forming in order to avoid having objectionable flat spots along the completed joints. 4. The adjoining edges of longitudinal joints of cylindrical vessels shall first be shaped to the proper curvature by preliminary rolling or forming in order to avoid having objectionable flat spots along the completed joints.
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4 20. For a cylindrical shell that was designed for internal pressure the tolerance for out-ofroundness must be maintained and is based on the difference of the maximum and minimum inside diameters. This tolerance is; 1. It shall not exceed 1% 2. It shall not exceed 0.10% 3. It shall not exceed 10% 4. It shall not exceed 1.5% 21. The inner surface of a torispherical, toriconical, hemispherical, or ellipsoidal head shall not deviate outside of the specified shape by more than; 1. 1-1/2 % of D 2. 1-3/4 % of D 3. 2 % of D 4. 1-1/4 % of .D 22. When plate specification heat treatments are not performed by the material manufacturer, they shall be performed by, or be under the control of, the fabricator who shall then place the letter(s); 1. “T” following the letter G” in the Mill plate markings 2. “HT” following the letter G” in the Mill plate markings 3. “T” following the letter GP” in the Mill plate markings 4. “HT” following the letter MG” in the Mill plate markings 23. For plates, the vessel Manufacturer shall obtain; 1. Detailed list of all heat numbers. 2. A complete set of all mill test coupons. 3. The material test report or certificate of compliance. 4. The steel mills run logs that apply to the heat number stamped on the plate at the mill. 24. All materials to be used in constructing a pressure vessel shall be examined before fabrication for the purpose of detecting, as far as possible, imperfections which would affect the safety of the vessel. This would include; 1. Particular attention to rounded edges and other parts of pipe which would disclose the existence of serious laminations, shearing cracks, and other imperfections 2. Particular attention to corners of lap plates. 3. Particular attention to the inside corners of reinforcement plates. 4. Particular attention to cut edges and other parts of rolled plate which would disclose the existence of serious laminations, shearing cracks, and other imperfections. 25. The ___________ shall examine the pressure retaining parts to make certain they conform to the prescribed shape and meet the thickness requirements after forming. The ________ shall verify the dimensions. 1. Manufacturer, Inspector. 2. Inspector, Manufacturer. 3. Vendor surveyor, Manufacturer. 4. Manufacturer, Vendor surveyor.
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5 26. The maximum allowable working pressure for a vessel is the maximum pressure permissible at the top of the vessel in its normal operating position at the designated coincident temperature specified for that pressure. It is the least of the values found for maximum allowable working pressure for any of the essential parts of the vessel by the principles given in (b) below, and adjusted for any difference in _______? 1. the height of the vessel 2. the weight of the vessel 3. any static head that may exist 4. any static head exerted on the part with the highest MAWP 27. Which of the following describes a Standard Hydrostatic Test? 1. Test to be conducted at the calculated MAWP of the vessel. 2. Test to be conducted at the calculated MAWP of the vessel multiplied by 1.5. 3. Test to be conducted at the calculated MAWP of the vessel multiplied by 1.1. 4. Test to be conducted at the calculated MAWP of the vessel multiplied by 1.3. 28. The visual inspection of joints and connections for leaks at the Standard Hydrostatic Test Pressure calculated by dividing the ratio of stresses may be waived provided: 1. No gas leak test will be applied. 2. Substitution of the gas leak test is by agreement reached between Manufacturer and Owner. 3. The vessel will not contain a “lethal” substance. 4. The vessel will not contain a “flammable” substance. 29. A small liquid relief valve set to ____times the test pressure is recommended for the hydrostatic pressure test system, in case a vessel, while under test, is likely to be warmed up materially with personnel absent. 1. 1-1/3 2. 1-1/2 3. 1-1/4 4. 1-3/4 30. Prior to performing a Pneumatic Test per Section VIII Div.1, the manufacturer must perform non destructive tests. The requirements for these tests are given in ______. 1. UG-40 2. UW-50 3. UG-50 4. UW-35 31. The pressure in the vessel shall be gradually increased to not more than one-half of the test pressure. Thereafter, the test pressure shall be increased in steps of approximately ___of the test pressure until the required test pressure has been reached. 1. Approximately one-tenth 2. One-quarter 3. One-fifteenth 4. Exactly one-tenth.
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6 32. Subject to the provisions of UG-99(a)(1) and (a)(2), a pneumatic test prescribed in this paragraph may be used in lieu of the standard hydrostatic test prescribed in UG-99 for vessels: 1. Are readily dried and are to be used in services where traces of the testing medium can be tolerated. 2. That are so designed and/or supported that they cannot safely be filled with water. 3. That are so designed and/or supported that they can be safely filled with water. 4. Only for vessels with an enamel lining. 33. An indicating gage shall be connected directly to the vessel. If the indicating gage is not readily visible to the operator controlling the pressure applied_______________, 1. a second operator must be used to shout out pressure steps. 2. a pressure chart recorder must be used. 3. an additional indicating gage shall be provided where it will be visible to the operator throughout the duration of the test. 4. the hydrostatic test equipment must be moved to provide the operator with a clear line of sight to the gage. 34. Dial indicating pressure gages used in testing shall be graduated over a range of about double the intended maximum test pressure, but in no case shall the range be less than 1 1/2 nor more than 4 times that pressure. ______________having a wider range of pressure may be used provided the readings give the same or greater degree of accuracy as obtained with dial pressure gages. 1. Scientific laboratory gages 2. Chart recording gages 3. Mason-Hanson dial feeder gage 4. Digital reading pressure gages 35. The name plate on an ASME Section VIII Div.1 vessel has the single letter P stamped on it, this means? 1. It was constructed using pressure welding. 2. It was proof tested in lieu of hydrostatic testing. 3. It will be a permanent vessel and will not be on a trailer or otherwise transported. 4. There is no such example given in the ASME Code Section VIII Div.1 36. The letters PHT shall be applied under the Code Symbol when; 1. the vessel has received Postweld Heat Treatment as provided in UW-10. 2. only part of the complete vessel has been Postweld Heat Treated as provided in UW10. 3. the vessel has received only partial heat treatment, to its longitudinal seams. 4. the vessel has received only partial heat treatment, to its circumferential seams. 37. An additional nameplate in accordance with (a) through (d) may be installed on the skirt, supports, jacket, or other permanent attachment to a vessel. All data on the additional plate, including the Code Symbol, shall be as required for the mandatory nameplate. The marking need not be witnessed by the Inspector. The additional nameplate shall be marked: 1. “REPRODUCTION” 2. “COPY” 3. “DUPLICATE.” 4. Only one nameplate is permitted.
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7 38. A Data Report shall be filled out on ____________by the Manufacturer and shall be signed by the Manufacturer and the Inspector for each pressure vessel marked with the Code U Symbol. 1. Form 2. Form 3. Form 4. Form
U-1 or Form U-1A U-2 or From U-2A R-1 or Form R-1A UG-1 or UG-1A
39. Data Reports for those parts of a pressure vessel which are furnished by a parts Manufacturer to the user of an existing Code vessel as replacement or repair parts shall be executed on Form U-2 or U-2A by the parts Manufacturer and his Inspector in accordance with the requirements of this Division. A copy of the ______________ shall be forwarded to the owner of the vessel. 1. U-1 Form 2. Material Test Report and the Form U-2 or U-2A. 3. Certificate of Conformance and the Form U-2 or U-2A 4. Form U-2 or U-2A 40. Safety, safety relief, and relief valves shall be of the ________________ 1. bellows expansion type 2. direct spring loaded type 3. indirect spring loaded type. 4. dead weight type. 41. The set pressure tolerances, plus or minus, of pressure relief valves shall not exceed __ psi for pressures up to and including 70 psi and __ for pressures above 70 psi . 1. 2, 3% 2. 5, 5% 3. 1, 3% 4. 3, 2% 42. A ________is a pressure relief valve actuated by inlet static pressure and characterized by rapid opening or pop action. A ________ is a pressure relief valve actuated by inlet static pressure which opens in proportion to the increase in pressure over the opening pressure. A ________ is a pressure relief valve characterized by rapid opening or pop action or by opening in proportion to the increase in pressure over the opening pressure, depending on application. A _________ a pressure relief valve in which the major relieving device is combined with and is controlled by a self-actuated auxiliary pressure relief valve. 1. safety relief valve - safety valve - relief valve - pilot operated pressure relief valve. 2. safety valve - relief valve - safety relief valve - pilot operated pressure relief valve 3. pilot operated pressure relief valve – safety relief valve – safety valve – relief valve 4. relief valve – safety valve – pilot operated pressure relief valve – safety relief valve 43. A ___________is a pressure relief device which is designed to reclose and prevent the further flow of fluid after normal conditions have been restored. 1. balanced bellow control valve. 2. vacuum vent valve. 3. pressure relief valve. 4. Anderson –Greenwood reducing pressure regulator.
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8 44. A rupture disk device _________be used as the sole pressure relieving device on a vessel. 1. may not 2. may under certain circumstances 3. may 4. can if approved by the owner 45. In accordance with Section VIII Div.1 a liquid relief valve can be no smaller that ____ in pipe size (NPS) 1. 3/4 inch. 2. 1 inch 3. 5/8 inch 4. 1/2 inch. 46. Carbon or low alloy steel having a carbon content of more than ___ by heat analysis shall not be used in welded construction or be shaped by oxygen cutting (except as provided elsewhere in this Division). 1. 0.035% 2. 0.35% 3. 3.5% 4. 0.0035% 47. When radiographic examination is required for butt welded joints by UCS-57, joints of Categories __ and ____ (see UW-3) shall be of Type No. 1 or No. 2 of Table UW-12. 1. B and C 2. A and D 3. A and B 4. C and D 48. Shells of pressure vessels may be made from seamless pipe or tubing listed in Table 1A of Section II, Part D provided the material of the pipe is manufactured by the ___________________________ process. 1. Open-hearth, basic oxygen or electric furnace 2. Open hearth, reducing oxygen 3. Closed-hearth, basic oxygen or electric furnace process 4. Basic oxygen or electric furnace process. 49. Ellipsoidal, torispherical, hemispherical, and conical heads having pressure on the convex side are also referred to as __________. 1. Plus heads 2. Minus heads 3. Reverse concave heads. 4. Inverse convex heads. 50. Before applying the detailed requirements and exemptions of paragraph UCS-56, ______________shall have been performed. 1. satisfactory weld procedure qualifications 2. satisfactory tests of the heat treatment procedures 3. chemical and mechanical tests of a production coupon 4. a survey of current ASTM requirements
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9 51. The operation of post weld heat treatment shall be carried out by one of the procedures given in UW-40 in accordance with the following requirements____________________. 1. The temperature of the furnace shall not exceed 800°F at the time the part is placed in it. 2. The temperature of the furnace shall not exceed 400°F at the time the part is placed in it. 3. The temperature of the furnace shall not exceed 600°F at the time the part is placed in it. 4. The temperature of the furnace shall not exceed 300°F at the time the part is placed in it. 52. During the heat treatment holding period there shall not be a greater difference than ____ between the highest and lowest temperature throughout the portion of the vessel being heat treated. 1. 100°F 2. 250°F 3. 150°F 4. 50°F 53. As concerns Impact Testing exemptions for a material that is 2 inches thick and assigned to Curve C in the tables of Section VIII Div.1 the coldest Minimum Design Metal Temperature allowed is ______without impact testing, disregarding any other exemption? 1. 26°F 2. 99°F 3. -4°F 4. 63°F 54. Section VIII Div.1 paragraph UCS-67(a) states that welds made with filler metal shall be impact tested in accordance with UG-84 when any of the following apply: 1. When both base metals require impact testing. 2. When either of the base metals requires impact testing. 3. When the vessel will be in lethal service. 4. When the vessel will be a non-stationary vessel. 55. Welded joints shall comply with UW-2(b) when the minimum design metal temperature is colder than ____, unless the coincident ratio defined in Fig. UCS-66.1 is less than 0.35. 1. -20 °F 2. 55°F 3. -55°F 4. 20°F 56. Carbon and low alloy steel plates shall _____ formed cold by blows. 1. not be 2. be 3. be, if normalized 4. not be, if normalized
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57. Radiographic indications with a maximum length of three times the width or less on the radiograph are defined as _____________indications. These indications may be circular, elliptical, conical, or irregular in shape and may have tails. When evaluating the size of an indication, the tail shall be included. The indication may be from any imperfection in the weld, such as porosity, slag, or tungsten. 1. elongated 2. transverse 3. rounded 4. ellipsoidal 58.. The maximum size of a random rounded indication on a radiograph in US customary units for a thickness of 1/2” is ________. 1. 0.125” 2. 0.0125” 3. 0.158” 4. 0.100” 59. A linear indication when using magnetic particle testing is described as one______________________. 1. having a width greater than two times the length. 2. having a length greater than four times the width. 3. having a length greater than three times the width. 4. having a width greater than three times the length. 60. After repairs to a defect found by the use of magnetic particle testing have been made, the repaired area shall be blended into the surrounding surface so as to avoid sharp notches, crevices, or corners and reexamined by the magnetic particle method and by all other methods examination that were originally required for the affected area, except that, _________________________, reradiography may be omitted. 1. when the depth of repair is more than the radiographic sensitivity required 2. when the depth of repair is less than the magnetic sensitivity required 3. when the depth of repair is less than the radiographic sensitivity required. 4. when the depth of repair is more than the magnetic sensitivity required 61. An indication of an imperfection found using the dye penetrant technique may be larger than the imperfection that causes it; however, the size of the indication is the basis for acceptance evaluation. Only indications with major dimensions greater than ___ in. shall be considered relevant. 1. 2. 3. 4.
1/16 1/8 1/32 1/4
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11 62. These penetrant acceptance standards shall apply unless other more restrictive standards are specified for specific materials or applications within this Division. All surfaces to be examined shall be free of; 1. relevant rounded indications greater than 1/16 in. 2. relevant rounded indications greater than 1/8 in 3. relevant rounded indications greater than 1/4 in 4. relevant rounded indications greater than 3/16 in 63. Section VIII Div. 1 states that when performing ultrasonic examination of welds, that imperfections which produce a response greater than _____ of the reference level shall be investigated to the extent that the operator can determine the shape, identity, and location of all such imperfections. 1. 1/3 of t 2. 10% 3. 20% 4. 1/4 of t 64. Openings in vessels not subject to rapid fluctuations in pressure do not require reinforcement other than that inherent in the construction under the following conditions: 1. The vessel will not contain a lethal substance. 2. The vessel will not have a rated MAWP greater than 15 psig. 3. Section VIII Div. 1 listed size thickness combinations are not exceeded. 4. The vessel will not be constructed to Part UHT so Section VIII Div. 1. 65. Section VIII Div. 1 states that no two isolated __________ openings shall have their centers closer to each other than the sum of their diameters; 1. unreinforced 2. reinforced 3. beveled 4. fillet welded 66. All pressure vessels for use with ____________ and those subject to internal corrosion or having parts subject to erosion or mechanical abrasion, except as permitted otherwise in this paragraph, shall be provided with suitable manhole, handhole, or other inspection openings for examination and cleaning. 1. sulfuric acid 2. water 3. hydrogen chloride 4. compressed air 67. Deleted no longer on exam
68. Section VIII Div. 1 states that for formed head that E = lowest efficiency of any joint in the head; for hemispherical heads this includes head-to-shell joint; for welded vessels, use the efficiency specified in UW-12, what category of weld joints do all hemispherical heads contain? 1. A and C 2. B only 3. A and B 4. A
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69. The required wall thickness for tubes and pipes under external pressure shall be determined in accordance with the rules in ______. 1. UG-28 2. UW-28 3. UCS-28 4. UG-32
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13 Answer Key VIII Div.1
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.
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#1 #3 #2 #4 #2 #1 #3 #4 #2 #4 #3 #4 #4 #1 #2 #3 #1 #3 #4 #1 #4 #1 #3 #4 #1 #3 #4 #3 #1 #2 #1 #2 #3 #4 #1 #2 #3 #1 #4 #2 #1 #2 #3
UW-2 UW-2 UW-3 UW-3 UW-3 UW-5 UG-9 UG-16 UG-16 (6% until plate > 1/8 inch) UG-22 UG-25 UG-25 UG-26 UG-27 UG-28 UG-76 UG-77 UG-78 UG-79 UG-80 UG-81 UG-85 UG-93 UG-93 UG-96 UG-98 UG-99 UG-99 UG-99 Caution note in center paragraph UG-99 (In banner of paragraph) UG-100 UG-100 UG-100 UG-102 UG-116 UG-116 UG-119 UG-120 UG-120 UG-126 UG-126 UG-126 Footnote 45 UG-126 Footnote 44
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44. 45. 46. 47. 48. 49. 50. 51. 52. 53. 54. 55. 56. 57. 58. 59. 60. 61. 62. 63. 64. 65. 66. 67. 68. 69.
#3 UG-127 #4 UG-128 #2 UCS-5 #3 UCS-19 #1 UCS-27 #2 UCS-33 #1 UCS-56 #1 UCS-56 #3 UCS-56 #1 Table UCS-66 #2 UCS-67 #3 UCS-68 #1 UCS-79 #3 Appendix 4 #1 App 4 Table 4-1 #3 Appendix 6 #3 Appendix 6 #1 Appendix 8 #4 Appendix 8 #3 Appendix 12 #3 UG-36 #1 UG-36 #4 UG-46 deleted #4 UW-3 #1 UG-31
