API Inspector Tasks

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DOMAINS COVERED:

1. Knowledge of Scope and General Application of 510 (5 knowledge statements)

2.KnowIedge of Damage Mechanisms(14knowledge statements)

3.Knowledge of Repairs (9 knowledge statements)

4.Knowledge of NDE (Procedures, limitations, advantages, techniques, responsibilities, applications)

5. Knowledge of Welding (19 knowledge statements)6. Knowledge of Design (13 knowledge statements)

7. Knowledge of InspectionPlanning (12 knowledge statements)

8. Knowledge of Inspection and Testing Practices (16 knowledge statements)

9. Knowledge of Pressure Relief Devices (11 knowledge statements

10. Knowledge of Data Evaluation (13 knowledge statements)

11. Knowledge of Roles and Responsibilities (11 knowledge statements)


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Specify inspection procedures and techniques (e.g., NDE)

Schedule the next inspections (e.g., TBI, CBI, RBI, internals, externals, on-stream)

Review the inspection plan specific to the equipment item

Perform the inspection (e.g., internal, external, on-stream, thickness, CUI) in accordance with the inspection plan

Perform the inspection in accordance with the relevant safety procedures

Direct the necessary NDE inspection (including flaw detection and sizing)

Review previous inspection reports/basic design/history/changes in service

Determine or adjust number and placement of condition monitoring locations (CML)

Plan type of inspection (e.g., internal, external, on-stream)

Identify areas of special concern (e.g., nozzle issues, lining issues, previous repairs, external issues)

Identify inspection requirements (e.g., jurisdictional, industry codes, inspection frequency, interval)

Plan the inspection (degree and extent) for the expected damage mechanisms (e.g., corrosion, stress cracking, CU

embrittlement, erosion, environmental cracking, high-temperature mechanisms)

Document the evaluation

Document completed repairs, alterations, and rerating

Recommend course of action based on inspection and evaluation results (e.g., interval changes, repairs, monitori

Document recommendations

Specify repairs and alteration work prior to commencement of work, including identification of inspection hold po

Verify correct materials used in repairs and alterations

Confirm that NDE data collection is done in accordance with approved procedures (including proper maintenance

Specify and witness pressure and leak tests

Confirm the inspection and testing of the pressure relieving device(s) in accordance with the inspection plan

Perform calculations to determine code required fitness for continued service (e.g., corrosion rate, remaining life,

inspection interval, MAWP, minimum required thickness)

Record inspection information and data

Evaluate locally thinned areas (e.g., pitting and erosion) and indications (e.g., cracking, weld flaws, blisters) in rega

Confirm PWHT is performed according to procedure

Review and approve repair plan

Review and approve alteration plans

Knowledge of:

scope of API 510 standard and applicable standards

specificapplications and limitations

Confirm that all work complies with approved procedures and standards

Approve all repairs and alterations when completeApprove use of welding procedure specifications (WPS) and Procedure Qualification Records (PQR) to assure

Verify welders qualifications

Confirm welding is performed according to approved procedure (e.g., pre-heat, weld groove, filler metal)

Confirm correct filler metals are properly stored

brittle fracture

caustic

coolingH2O

inspector certification and recertification

intent

limitations

acid corrosion (low pH) (e.g., CO2, H2S, Sour H2O, HCl)

atmospheric

boilerH2O condensate corrosion


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CUI

embrittlement

erosion

definitions (e.g., repair, defect, indication, flaws)

documentation

fillet welded patch minimum distance apart calculation

inspection and testing (QA-QC)

materials

permanent repairs (e.g., insert plates) vs. temporary (e.g., fillet welded plates)

fatigue (mechanical, thermal, corrosion)

HTHA

stress corrosion cracking (e.g., caustic, Cl, amine)

sulfidationwet H2S /HIC/blistering

defect removal

IQI determination

Liquid Penetrant Test (LPT)/Magnetic Partical Test (MPT)

PMI

qualifications of the examiners

radiography/film interpretation

thickness measurement

types of repair organizations (e.g., owner-user, R-stamp holder)

weld thickness calculation for overlays and build-up (where the weld rod material has a lower tensile strength tha

ASME Section VIII RT requirements (full, spot, or none)

Eddy current

general requirements from Section V - Article 1

HBN

hot-tapping and in-service welding

overlay

P-numbers, F-numbers, A-numbers

positions and techniques

post-weld heat treatment (e.g., temperature and holding time)

welding processes

UT - Flaw detectionCDW - Controlled Deposition Welding

cutting (e.g., thermal, water, cold)

discontinuity, defects

dissimilar metals

filler metals

WPQ

WPS/PQR

size of the weld (e.g., leg, throat, cap height, max allowable reinforcement)

symbols and nomenclature

weld acceptance criteria

weld preparation

welding inspection (before, during, and after)

welding metallurgy


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allowable stress

alterations

definitions (e.g., pressure vessel, circumferential strength, required thickness, applicable construction code)

equipment with minimal documentation

nozzle reinforcement calculations

rerating

t-required calculations

cleanliness requirements

CMLs

criteria for substituting on-stream for internal inspection

external pressure calculations

fabrication techniques

joint efficiencymaterials and properties

MAWP calculations

MDMT determination

RBI

similar service

types and extentof inspection (e.g., internal, external, on-stream, CUI, thickness)

calculation and/or procedure for pneumatic tests

calculation for hydrotest pressure (including temperature compensation)

external inspection considerations (e.g., atmospheric, CUI, soil)

issues associated with new equipment or change of service (e.g., corrosion rate, base-line data)

documents for planning (e.g., history, recommendations, areas of special concern)

inspection intervals/scheduling

inspection requirements (e.g., jurisdiction, code)

intermittent service

maintenance preparation/access

non-pressure components (e.g., tray rings, trays, clips, ladders)

pressure vessels that are buried or in contact with the ground

pressure/leak tests

safety precautions

static head calculation

techniques/methods

flange inspection (including bolting and gaskets)

heat exchangers

in-service welds

internal and external linings/coatings (e.g., metallic, polymeric, refractory)

internal inspection considerations

mechanical tests (e.g., charpy, tensile, bend)

online testing (assisted lift)

tools

cause of improper performance (e.g., handling, failed springs, plugging, corrosion, performance tolerance)

calibration of test equipment

external inspection

inspection of inlet and outlet piping

inspection and test intervals


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Scope and General Application of 510

Identification, Prevention, and Mitigation of Damage Mechanisms

Repairs

NDE (Procedures, limitations, advantages, techniques, responsibilities, applications)

Welding

Design

Planning

Inspection and Testing Practices

Pressure Relief Devices

Data Evaluation

Roles and Responsibilities

Total

What additional professional development and/or continuing education could you use to improve your performa

SECTION 4: RECOMMENDATION FORPRESSURE VESSEL (510) INSPECTOREXAM CONTENT

Listed below are the 11 domains that may be covered on a Pressure Vessel (510) Inspector exam. What percenta

should be assigned to each domain if the total score equaled 100? Please use only whole numbers (such as: 12, 2

47). If you think an area should not be represented, type 0 in the space provided. The total of all domains must eq

records/reports

service/repair organizations (e.g., quality assurance, approval of)

servicing (including testing)

set pressure

types/applications (e.g., relief valves, safety valves, rupture disk)

evaluation of corroded areas in heads

evaluation of inspection results

evaluation of locally thinned area

evaluation of pitting

evaluation of thickness readings

fitness for continued service

calculation for corrosion rate (long and short)

calculation for external inspection intervalcalculation for internal inspection interval (given thickness data or remaining life)

calculation for remaining corrosion allowance

calculation for remaining life if given corrosion rates (ST and LT)

calculation for remaining life if given thickness data

items requiring approval by an inspector and engineer

items requiring consultation by a corrosion specialist

NDE technicians/examiners' roles

owner/users' roles (e.g., systems and procedures, Management of Change, Integrity Operating Windows)

pressure vessel engineers' rolesrepair organization roles

joint efficiency adjustments for locally thinned areas

authorized inspection agencies' roles

authorized inspectors' roles

corrosion specialists' roles

items requiring approval by an authorized inspector

items requiring approval by an engineer


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Expertise in ultrasonics & welding

Expetise in formulation/ evaluation of ITP (inspection test plans)/ QAP (quality assurance plans) for various types

How do you expect your work role to change over the next few years? What tasks will be performed and what

knowledge will be needed to meet changing job demands?

More use of advanced NDT technologies


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