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Certified Pressure Vessel Inspector (API-510)

Certified Pressure Vessel Inspector (API-510)

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Course Overview

The Certified Pressure Vessel Inspector (API-510) qualification is designed for professionals involved in the inspection, maintenance, repair and assessment of pressure vessels used in the petroleum, petrochemical, chemical, power and related industries.

The course develops knowledge of pressure vessel inspection practices, applicable codes and standards, inspection planning, damage mechanisms, corrosion, repairs, alterations and fitness-for-service considerations. It is suitable for professionals seeking to develop specialist competence in pressure vessel inspection and integrity management.

Qualification Details

Qualification Title Certified Pressure Vessel Inspector (API-510)
Total Credits 60
Guided Learning Hours 180
Qualification Time 600

Applicants should ideally have a relevant technical or engineering background, such as mechanical engineering, inspection, maintenance, fabrication, welding, NDT or a related discipline.

Relevant industrial experience in pressure vessels, mechanical inspection, maintenance, plant operations or asset integrity can also support entry.

Applicants without formal engineering qualifications may be considered where they can demonstrate suitable technical knowledge and relevant industry experience, subject to the centre's admission requirements.

Key areas covered include:

  • Pressure vessel inspection principles and practices
  • Pressure vessel design and construction fundamentals
  • Inspection planning and inspection intervals
  • Materials and welding considerations
  • Corrosion and common damage mechanisms
  • Non-destructive examination (NDE/NDT) methods
  • Thickness measurement and condition assessment
  • Pressure testing and inspection requirements
  • Repairs, alterations and rerating
  • Pressure vessel integrity and remaining service life
  • Inspection documentation and reporting
  • API 510 requirements and relevant industry standards
  • Health, safety and professional responsibilities of inspectors

Completing the Certified Pressure Vessel Inspector (API-510) qualification can help learners:

  • Develop specialist knowledge in pressure vessel inspection
  • Understand recognised industry inspection practices
  • Improve their ability to identify corrosion, deterioration and defects
  • Strengthen their professional profile in mechanical integrity
  • Support career opportunities in oil and gas, petrochemical and process industries
  • Develop knowledge relevant to inspection, maintenance and asset integrity roles
  • Demonstrate commitment to professional development in pressure equipment inspection

This qualification is suitable for:

  • Pressure vessel inspectors
  • Mechanical inspectors
  • Inspection engineers
  • Mechanical engineers
  • Maintenance engineers
  • Asset integrity professionals
  • QA/QC professionals working with pressure equipment
  • Plant and reliability engineers
  • NDT professionals seeking to expand their inspection knowledge
  • Professionals working in oil & gas, petrochemical, chemical and process industries

Assessment for Certified Pressure Vessel Inspector (API-510) should focus on the learner's understanding and application of pressure vessel inspection principles.

Typical areas of assessment may include:

  • Multiple-choice and/or knowledge-based questions
  • Pressure vessel inspection requirements
  • Inspection calculations and practical application
  • Materials, welding and NDE principles
  • Corrosion and damage mechanisms
  • Inspection intervals and planning
  • Repairs, alterations and pressure testing
  • Application of relevant codes, standards and inspection practices

Note: The exact assessment format, duration and pass requirements should follow the requirements specified by the relevant HiQual UK programme and approved centre.

To deliver this Qualification, HiQual UK Approved ATPs must demonstrate the capability to deliver, assess, and internally quality assure qualifications in line with recognised regulatory principles and the expectations of the Regulated Qualifications Framework (RQF).

Approved centres must operate effective systems to ensure the validity, reliability, fairness, consistency, and security of assessment.

1. Centre Recognition and Legal Compliance

Centres must be formally recognised by HiQual UK prior to the delivery or assessment of any qualification. To maintain recognition, centres must: Be a legally constituted organisation operating in compliance with applicable legislation and regulatory requirements. Demonstrate effective governance, management oversight, and clear lines of accountability. Comply with all HiQual UK policies, procedures, and conditions of centre recognition. Notify HiQual UK promptly of any material changes that may affect delivery, assessment, or internal quality assurance arrangements.

2. Resources, Facilities, and Learning Environment

Centres must ensure that sufficient and appropriate resources are in place to support learning and assessment. This includes: Learning environments appropriate to the mode of delivery, including classrooms and, where applicable, specialist or practical facilities. Access to learning and assessment resources that enable learners to meet qualification outcomes. Secure systems for managing learner data, assessment records, and certification claims. Arrangements that support equality of access and reasonable adjustments for learners where required.

3. Staff Competence and Occupational Expertise

Centres must ensure that all staff involved in delivery, assessment, and internal quality assurance are competent and suitably qualified. Centres must: Appoint tutors with appropriate subject knowledge, teaching competence, and relevant occupational or professional experience. Ensure assessors are trained and competent in applying HiQual UK assessment requirements and standards. Appoint a qualified Internal Quality Assurer (IQA) responsible for monitoring assessment practice and decisions. Maintain records of staff qualifications, experience, training, and continuing professional development (CPD).

4. Assessment Practice and Internal Quality Assurance (IQA)

Centres must operate robust internal quality assurance systems to ensure assessment integrity. Centres must: Ensure assessment is valid, fit for purpose, and conducted in line with HiQual UK requirements. Implement effective IQA procedures to monitor assessor performance and confirm the consistency of assessment decisions. Maintain accurate, complete, and auditable records of learner registration, assessment evidence, and outcomes. Carry out regular internal reviews and standardisation activities to support continuous improvement.

5. Integrity, Risk Management, and Malpractice

Centres must take appropriate measures to protect the integrity of assessment. Centres must: Maintain policies and procedures for the prevention, identification, and management of malpractice and maladministration. Ensure secure handling, storage, and retention of assessment materials and learner evidence. Report any suspected or confirmed malpractice to HiQual UK in accordance with published procedures.

6. Health, Safety, Safeguarding, and Learner Protection

Centres must provide a safe, inclusive, and supportive learning environment. Centres must: Comply with applicable health and safety and safeguarding legislation. Conduct risk assessments for learning activities, particularly where practical or technical work is involved. Maintain procedures to safeguard learner welfare and wellbeing.

7. Learner Information, Support, and Fair Treatment

Centres must ensure learners are informed, supported, and treated fairly. Centres must: Provide clear and accurate information on programme requirements, assessment methods, and certification. Ensure learners receive timely and constructive feedback on assessment outcomes. Operate transparent complaints and appeals procedures aligned with HiQual UK requirements. Manage learner information securely in compliance with data protection legislation.

After completing the Certified Pressure Vessel Inspector (API-510) qualification, learners may progress towards more advanced professional development in:

  • Pressure equipment inspection and asset integrity
  • Piping inspection, including API 570-related professional development
  • Aboveground storage tank inspection, including API 653-related pathways
  • Welding inspection and quality assurance
  • Non-destructive testing and examination
  • Corrosion management
  • Mechanical integrity and reliability engineering
    • Advanced engineering and inspection qualifications
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Frequently Asked Questions

Find answers about this qualification, assessment and certification.

HiQual UK is a UK-based awarding body that offers internationally recognised qualifications across a wide range of professional sectors.

HiQual UK is headquartered at Suite 2999, 34–35 Hatton Garden, London, EC1N 8DX, United Kingdom.

You can contact HiQual UK by phone at +44 7366 507532 or by email at info@hiqual.co.uk.

Applicants should ideally have a relevant technical or engineering background, such as mechanical engineering, inspection, maintenance, fabrication, welding, NDT or a related discipline.

Relevant industrial experience in pressure vessels, mechanical inspection, maintenance, plant operations or asset integrity can also support entry.

Applicants without formal engineering qualifications may be considered where they can demonstrate suitable technical knowledge and relevant industry experience, subject to the centre's admission requirements.

Completing the Certified Pressure Vessel Inspector (API-510) qualification can help learners:

  • Develop specialist knowledge in pressure vessel inspection
  • Understand recognised industry inspection practices
  • Improve their ability to identify corrosion, deterioration and defects
  • Strengthen their professional profile in mechanical integrity
  • Support career opportunities in oil and gas, petrochemical and process industries
  • Develop knowledge relevant to inspection, maintenance and asset integrity roles
  • Demonstrate commitment to professional development in pressure equipment inspection

Assessment for Certified Pressure Vessel Inspector (API-510) should focus on the learner's understanding and application of pressure vessel inspection principles.

Typical areas of assessment may include:

  • Multiple-choice and/or knowledge-based questions
  • Pressure vessel inspection requirements
  • Inspection calculations and practical application
  • Materials, welding and NDE principles
  • Corrosion and damage mechanisms
  • Inspection intervals and planning
  • Repairs, alterations and pressure testing
  • Application of relevant codes, standards and inspection practices

Note: The exact assessment format, duration and pass requirements should follow the requirements specified by the relevant HiQual UK programme and approved centre.

This qualification is suitable for:

  • Pressure vessel inspectors
  • Mechanical inspectors
  • Inspection engineers
  • Mechanical engineers
  • Maintenance engineers
  • Asset integrity professionals
  • QA/QC professionals working with pressure equipment
  • Plant and reliability engineers
  • NDT professionals seeking to expand their inspection knowledge
  • Professionals working in oil & gas, petrochemical, chemical and process industries

Certified Pressure Vessel Inspector (API-510) may be delivered online, in person, or through blended learning. The available study mode depends on the Approved Training Centre (ATC).

Centre Approval Process

A simple and transparent process to become an approved HiQual centre.

01

Submit centre approval application to HiQual

02

Application reviewed by HiQual

03

Pay the HiQual centre approval application fee

04

EQA approval activity conducted by HiQual

05

HiQual approve you as an approved centre

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