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1.

NPS stands for

 
 
 
 

2.

The maximum permitted ovality tolerance of a pressure vessel shell (D max -D min) shall not exceed ….. of the nominal diameter of the vessel.

 
 
 
 

3.

Qualification is a combination of all of the following except

 
 
 
 

4.

The process of monitoring or observing the inspection activities associated with materials, equipment, and/or components for adherence to the specific procedure, product specification, code, or standard specified in the contractual requirements are called:

 
 
 
 

5.

Cold Working is Plastic deformation:

 
 
 
 

6.

Hot Working is Plastic deformation

 
 
 
 

7.

Maximum Allowable Working Pressure (MAWP) is the maximum gauge pressure at the

 
 
 
 

8.

Magnesium symbol is

 
 
 
 

9.

Manganese symbol is

 
 
 
 

10.

Authorized Inspector’s approval is required ….. to release.

 
 
 
 

11.

Each inspection report should be reviewed for all of the following except:

 
 
 
 

12.

The ultimate risk associated with each equipment item is

 
 
 
 

13.

If any conflict should arise during the inspection activity, the source inspector should notify his/her …. for resolution as soon as possible

 
 
 
 

14.

Later editions of industry codes and standards …. apply if the contract or purchase order has specified an earlier edition of a specific standard.

 
 
 
 

15.

All project documents should have been reviewed/approved by the:

 
 
 
 

16.

Root Mean Square (RMS) is a measure of

 
 
 
 

17.

Documents filled out by the SI indicating concerns or other factual descriptions of what was noticed during the course of product surveillance, but not necessarily issues that may be considered defects or requiring NCRs is called… It is intended to flag off the issues and problems and may lead to an NCR if not resolved.

 
 
 
 

18.

A document that contains the requirements and acceptance criteria for the manufacturing and fabrication of specific types of equipment and components is called:

 
 
 
 

19.

Reheating a hardened metal to a temperature below the transformation range to improve toughness is called:

 
 
 
 

20.

VDDR stands for

 
 
 
 

21.

API Recommended Practice 572, Inspection of Pressure Vessels,4th Edition, Sections 3 and 4
Several different methods are used to construct pressure vessels. Most pressure vessels are constructed today using ____________ construction.

 
 
 
 

22.

The most common material used to construct pressure vessels is:

 
 
 
 

23.

Construction codes are periodically revised as the designs of pressure vessels improve and as new construction materials become available. A pressure vessel should be maintained according to the:

 
 
 
 

24.

The basic reasons for inspection are:

 
 
 
 

25.

The most common environmental cracking in pressure vessels in refineries are:

 
 
 
 

26.

Erosion is the attrition of a surface caused by:

 
 
 
 

27.

Many problems with pressure vessels are caused by faulty fabrication. Which item on the following list is not related to faulty fabrication?

 
 
 
 

28.

The external inspection of a pressure vessel should start with:

 
 
 
 

29.

If an internal inspection of a vessel is not the initial one, the first step is to:

 
 
 
 

30.

Which of the following is not a tool for measuring the thickness of vessel shells?

 
 
 
 

31.

API Recommended Practice 577, Welding Inspection and Metallurgy, 2nd edition
The level of learning and training offered by RP 577 is __________________.

 
 
 
 

32.

DCEN means.

 
 
 
 

33.

Another name or abbreviation for a penetrameter is:

 
 
 
 

34.

A theoretical throat dimension is based on the assumption that the root opening is equal to:

 
 
 
 

35.

Welding inspection is a critical part of any ____________ program.

 
 
 
 

36.

Welding inspection can be separated into 3 distinct stages:

 
 
 
 

37.

One of the items that should be checked prior to welding is:

 
 
 
 

38.

When discovered, welding defects should be:

 
 
 
 

39.

NDE examiners should be qualified to ______ when specified by the referencing code.

 
 
 
 

40.

As a minimum, each Inspector should review the ______________ prior to starting each job.

 
 
 
 

41.

An advantage of SMAW is:

 
 
 
 

42.

GTAW and SMAW can be distinguished from other processes as they are both used with _______.

 
 
 
 

43.

API Recommended Practice 578, Material Verification Program for Alloy Piping Systems, 3rd Edition
API 578 provides guidelines for a quality assurance system to verify:

 
 
 
 

44.

Usually substituting an alloy for carbon steel would not cause a problem. Which of the process services substituting an alloy for carbon steel could result in a problem?

 
 
 
 

45.

Alloy material is any metallic material that contains alloying elements that are added:

 
 
 
 

46.

Alloy components include, pipe, fittings, plate, flanges, and ____________ needs PMI

 
 
 
 

47.

An inspection lot includes:

 
 
 
 

48.

A documented material verification program should be established by the:

 
 
 
 

49.

The material verification program should cover PMI testing of materials:

 
 
 
 
 

50.

Random sampling is most appropriate for:

 
 
 
 

51.

Who has the responsibility to determine the extent of PMI performed?

 
 
 
 

52.

Who has the responsibility to verify that the material verification program is properly implemented?

 
 
 
 

53.

AWS D1.1, Structural Welding Code- Steel
Where are the definitions associated with welding as per AWS D1.1 to be found?

 
 
 
 

54.

Safety precautions to be observed during welding to AWS D1.1 are found in

 
 
 
 

55.

What does the nonstandard term “ downhand” mean?

 
 
 
 

56.

In what year was the first bridge welding specification published by the AWS?

 
 
 
 

57.

Which of the following steels are intended to be used in work covered by D1.1?

 
 
 
 

58.

When contract documents stipulate the use of AWS D1.1?

 
 
 
 

59.

Part A. What is the minimum length of a fillet weld?

 
 
 
 

60.

Part A. What is the minimum diameter of a plug weld?

 
 
 
 

61.

Part B In a complete joint penetration weld, where the stress is tension normal to the effective area the allowable stress is

 
 
 
 

62.

Part D. What is the Z loss dimension for a prequalified PJP T-, Y-, K- connector with a groove angle of 50° using short-circuiting transfer GMAW in the horizontal position?

 
 
 
 

63.

American Society of Nondestructive Testing (ASNT) Recommended Practice SNT TC‐1A Personal Qualification and Certification in Nondestructive Testing Personnel
Recommended training course outlines and references for NDT Levels I, II, and III personnel, which may be used as technical source material, are contained in:

 
 
 
 

64.

ANSI/ASNT CP – 105 is nothing but an:

 
 
 
 

65.

Recommended training course outlines:

 
 
 
 

66.

Recommended training reference material:

 
 
 
 

67.

The training is to be done in accordance with a course outline approved by:

 
 
 
 

68.

ASME BPVC Section V Nondestructive Examination
A film side penetrameter can be used for :

 
 
 
 

69.

A dark image of the “B” on a lighter background is :

 
 
 
 

70.

One of the procedural requirements for conducting PT is to address the processing details for :

 
 
 
 

71.

The non-aqueous developer may be applied to a wet surface.

 
 

72.

The accuracy of a piece of magnetizing equipment that is equipped with an ammeter shall be verified :

 
 
 
 

73.

A flanged joint is composed of all but which of the following? 

 
 
 
 

74.

Does ASME B16.5 specify requirements for the alignment and assembly of joints?

 
 

75.

When applying to pressure ratings listed in ASME B16.5 at high or low temperatures which of the following must be considered?

 
 
 
 

76.

Socket welded or threaded flanges are not recommended outside which of the following temperature ranges if severe thermal cycling or gradients are expected?

 
 
 
 

77.

When using fluorescent particles, the examiner shall be in a darkened area for at least________ minutes prior to performing the examination.

 
 
 
 

78.

A wire IQI shall be placed adjacent to the weld, with the wires parallel to the weld.

 
 

79.

A field indicator is composed of _______low carbon steel pie sections, furnace brazed together.

 
 
 
 

80.

The type and amperage of magnetizing current must be identified on the written MT procedure.

 
 

81.

Certification of contaminants shall be obtained for all PT materials used on :

 
 
 
 

82.

ASME BPVC Section VIII Rules for Construction of Pressure Vessels, Division 1 and 2
Which of the following describes the service restrictions on welded joint types in lethal substance service?

 
 
 
 

83.

When a vessel is to be used with a lethal substance it shall be?

 
 
 
 

84.

The term Category used in Section VIII Div.1 refers to?

 
 
 
 

85.

Which of the following describe? “A welded joint used to make flange connections?

 
 
 
 

86.

A Category “A” butt-welded joint can be one of the following?

 
 
 
 

87.

Materials used in the construction of welded pressure vessels shall be of weldable quality. This requires that the material be proven by;

 
 
 
 

88.

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;

 
 
 
 

89.

One of the minimum thicknesses for shells and heads of vessels built to Section VIII Div. 1 is;

 
 
 
 

90.

The mill under tolerance for a plate of 1/2” thickness in Section VIII Div.1 is;

 
 
 
 

91.

The loadings to be considered in designing a vessel shall include those from:

 
 
 
 

92.

ASME BPVC Section IX Welding and Brazing Qualifications, Welding only
A welder qualified by welding in the 5G position is qualified for what position on the plate?

 
 
 
 

93.

Which of the following is a covered electrode?

 
 
 
 

94.

Applicable essential variables must be documented on which of the following?

 
 
 
 

95.

In performance qualification of pipe welds to ASME Section IX, which positions require more than two guided bend specimens for qualification?

 
 
 
 

96.

Name two defects that would cause visual rejection of a welder’s test pipe or plate?

 
 
 
 

97.

A variable that, when changed will cause a change in the mechanical properties of the weldment is called a:

 
 
 
 

98.

The test that determines the ultimate strength of groove-weld joints is a:

 
 
 
 

99.

ASME B31.3, Process Piping, Chapters I, III, IV, V, VI
What is the minimum wall schedule that can be used in a male threaded joint in normal fluid service, carbon steel (notch-sensitive) and NPS 1.5 and smaller?

 
 
 
 

100.

The procedure qualification test is used to determine:

 
 
 
 

101.

When using Macro-examination of fillet weld tests, the weld and the HAZ must not reveal cracks when magnified at:

 
 
 
 

102.

What is an example of a straight-threaded joint?

 
 
 
 

103.

A change in a supplementary essential variable requires requalification when notch-toughness is a consideration.

 
 

104.

Determine the linear expansion (in/100ft) of a carbon steel pipe between 70 degrees F. and 450 degrees F.

 
 
 
 

105.

A 20’ long carbon steel pipe is heated uniformly to 450 degrees F . from 70 degrees F. Determine its length after heating.

 
 
 
 

106.

If 4 materials, carbon steel, 18Chr-8Ni, Monel, and Aluminium are heated from 70 degrees F. to 550 degrees F., which one will expand more?

 
 
 
 

107.

What is the modulus of elasticity of carbon steel material (carbon content 0.3) at 700 degrees F.

 
 
 
 

108.

Poisson’s ratio may be taken as _________ at all temperatures for all metals.

 
 
 
 

109.

Stop valves are allowed on the inlet and outlet side of a pressure-relieving device, provided:

 
 
 
 

110.

For a liquid thermal expansion relief device that protects only a blocked-in portion of a piping system, the set pressure shall not exceed the lesser of the system test pressure or _________% of design pressure.

 
 
 
 

111.

An ASTM A53 Grade B pipe with a maximum wall thickness of 0.75” is being considered for use in a cold service. What minimum temperature can it be used and not have an impact test?

 
 
 
 

112.

ASME B16.5 Pipe Flanges and Flanged Fittings, Chapters 1‐8
What does ASME B16.5 cover?

 
 
 
 

113.

What size piping flanges and fittings are addressed by ASME B16.5?

 
 
 
 

114.

Can a manufacturer or contractor use flanges or fittings made in conformance to an earlier edition of ASME B16.5 on a current project?

 
 
 
 

115.

The flange markings on a flanged fitting indicate which of the following?

 
 
 
 

Question 1 of 115

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API SIFE Exam Pattern 2025

The API Source Inspector Fixed Equipment (SIFE) program certifies professionals responsible for quality surveillance of materials, equipment, and fabrications at the supplier/vendor level within the oil, petrochemical, and gas industries.

The SIFE certification focuses on pressure-containing and structural equipment, including:

  • Vessels
  • Columns/Towers
  • Heat Exchangers
  • Piping
  • Valves
  • Pressure Relief Devices
  • Tubulars
  • Associated Structural Fabrications

Exam Details

  • Total Questions: 110 scored questions + 10 pretest questions
  • Duration: 3 hours and 15 minutes
  • Reference Materials: No external resources or materials are allowed during the exam.

Exam Focus

The exam is based on the following publications and standards:

API -American Petroleum Institute AWS – American Welding Society
API Recommended Practice 588, Recommended Practice for Source Inspection and Quality Surveillance of Fixed Equipment, 1st Edition AWS D1.1, Structural Welding Code- Steel, 24th Edition, December 2020
API RP 572, Inspection of Pressure Vessels,4th Edition, December 2016, Sections 3 and 4 Welding Inspector Handbook, 3rd Edition, November 2000
API RP 577, Welding Inspection and Metallurgy, 3rd edition  ASNT – The American Society For Nondestructive Testing
API RP 578, Material Verification Program for Alloy Piping Systems, 3rd Edition Recommended Practice SNT TC‐1A Personal Qualification and Certification in Nondestructive Testing Personnel, 2011 Edition
API Standard 598, Valve Inspection and Testing, 10th Edition, SSPC- Society for Protective Coatings
ASME – The American Society of Mechanical Engineers –BPVC -Boiler and Pressure Vessel Code SSPC – PA 2 Procedure for Determining Conformance to Dry Coating Thickness Requirements
Section II Materials, Part A, B, C, D, 2021 Sections SA‐20, SA‐370, SA‐6 SSPC Surface Preparation Guide, the following sections only
Section V Nondestructive Examination, 2021 All definitions in Subsection A, Article 1, Appendix 1, and Subsection B, Article 30, SE‐ 1316. Articles 1, 4, 6, 7, 9, 10, and 23 (section 797 only) SSPC‐SP1 Solvent Cleaning
Section VIII Rules for Construction of Pressure Vessels, Division 1 and 2, 2021 SSPC‐SP3 Power Tool Cleaning
All definitions in Appendix 3 Sections UG 4 – 15; UG 75 – 85; UG 90 – 103; UG 115 ‐ 120 Sections UW 1 – 3; UW 5; UW 26 – 42; UW 46 – 54; UW 60 UCS 56 ‐57 SSPC‐SP5 NACE 1 White Metal Blast Cleaning
Section IX Welding and Brazing Qualifications, Welding only, 2021 QW 100 – 190; QW 200 – 290; QW 300 ‐ 380 QW 400 – 490; QW 500 ‐ 540• ASME B31.3, Process Piping, 2018 Edition Chapters I, III, IV, V, VI SSPC‐SP6 NACE 3 Commercial Blast Cleaning
ASME B31.3, Process Piping, 2018 Edition Chapters I, III, IV, V, VI SSPC‐SP7 NACE 4 Brush-Off Blast Cleaning
ASME B16.5 Pipe Flanges and Flanged Fittings, 2020 Edition Chapters 1‐8 SSPC‐SP10 NACE 2 Near-White Blast Cleaning
SSPC‐SP11 Power Tool Cleaning to Bare Metal

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