The OSHAA 30-Hours Professional Diploma in QC Piping Inspector is a specialised qualification developed and awarded by OSHAA, a recognised awarding body committed to high standards in occupational training and technical education. This industry-focused programme is designed to equip participants with the essential skills, knowledge, and regulatory awareness required to perform effective quality control inspections in piping systems across a wide range of industrial sectors.
Piping systems play a critical role in the safe and reliable operation of industrial facilities. Ensuring the quality and compliance of these systems requires trained professionals who understand materials, fabrication processes, welding procedures, and inspection protocols. The OSHAA QC Piping Inspector diploma delivers a 30-hour learning experience that focuses on these key areas through a blend of technical theory and practical application.
This diploma is designed for participants currently working in, or preparing to enter, roles focused on piping inspection and quality control. It is especially beneficial for mechanical technicians, site supervisors, weld inspectors, and fabrication personnel aiming to enhance their competence and formalise their qualifications.
As global industries increasingly adopt strict quality and safety protocols, the demand for qualified QC piping inspectors continues to rise. This diploma helps participants demonstrate their ability to meet those standards and deliver high-quality work in demanding project environments.
The OSHAA 30-Hours Professional Diploma in QC Piping Inspector is an essential qualification for those seeking to build a reliable and rewarding career in industrial quality control. By combining technical knowledge with practical inspection expertise, this course enables participants to support safe, efficient, and regulation-compliant piping systems across a variety of industries.
OSHAA 30-Hours Professional Diploma in QC Piping Inspector
Study Units
Learning Outcomes
Introduction to QC Roles and Responsibilities in Piping Projects (2 Hours)
- Understand the key responsibilities of a QC piping inspector in industrial projects
- Recognise the role of quality control in ensuring project safety, efficiency, and compliance
- Identify the stages of piping inspection across fabrication, installation, and commissioning
- Become familiar with the communication flow within QA/QC teams and project management
Piping Materials, Components, and Fabrication Practices (3 Hours)
- Identify common piping materials and their mechanical properties
- Understand the functions of standard piping components such as flanges, valves, and elbows
- Gain insight into typical fabrication processes including cutting, welding, and fitting
- Assess how material selection influences system integrity and performance
International Codes and Standards: ASME, API, ISO (4 Hours)
- Interpret and apply ASME, API, and ISO standards in piping inspection
- Understand the relevance of international codes to piping fabrication and installation
- Evaluate workmanship and materials for compliance with global standards
- Navigate key sections of applicable codes during inspection and documentation
Welding Fundamentals and Visual Weld Inspection (6 Hours)
- Understand the basic principles of welding processes used in piping systems
- Interpret welding procedure specifications (WPS) and procedure qualification records (PQR)
- Identify visual welding defects and understand their causes and implications
- Perform basic visual inspection techniques to assess weld quality and acceptability
Non-Destructive Testing (NDT) Methods and Field Applications (4 Hours)
- Understand the principles and importance of non-destructive testing in piping QA/QC
- Identify common NDT techniques such as ultrasonic, radiographic, magnetic particle, and dye penetrant testing
- Determine appropriate NDT methods based on materials, weld type, and inspection needs
- Interpret NDT reports and results to support defect detection and quality decision-making
Reading and Interpreting Piping Isometrics and Layout Drawings (6 Hours)
- Develop proficiency in reading piping isometric drawings and general arrangement layouts
- Identify symbols, line numbers, weld joints, elevations, and material specifications
- Correlate drawings with on-site installation and inspection points
- Use drawings to plan inspections, trace piping routes, and verify compliance
Inspection Procedures During Fabrication and Erection (3 Hours)
- Conduct systematic inspections during fabrication, assembly, and site erection
- Verify alignment, fit-up, supports, and welding in accordance with project specifications
- Follow inspection checklists and hold points as per the inspection and test plan (ITP)
- Communicate findings and coordinate with fabrication and construction teams
Identification and Classification of Common Piping Defects (2 Hours)
- Recognise common defects such as porosity, cracks, misalignment, undercut, and corrosion
- Classify defects based on severity and relevant standards
- Understand the root causes of defects and their impact on system performance
- Recommend corrective actions or rework procedures based on inspection results
The OSHAA 30-Hours Professional Diploma in QC Piping Inspector offers participants a focused and industry-relevant qualification designed to enhance practical knowledge, inspection skills, and career progression in quality control roles within piping-related projects. Aligned with international standards and occupational practices, this course provides meaningful advantages across both technical and professional domains.
- Gain a professional qualification awarded by OSHAA, supporting career credibility in the QA/QC field
- Build a strong foundation in piping inspection processes across fabrication, erection, and testing stages
- Acquire in-depth understanding of international standards such as ASME, API, and ISO
- Develop the ability to read and interpret piping isometrics, layout drawings, and technical documentation
- Strengthen knowledge of welding inspection, defect identification, and visual assessment techniques
- Learn to apply key non-destructive testing (NDT) methods and interpret corresponding reports
- Improve accuracy in quality documentation, including WPS, PQR, and site inspection records
- Enhance readiness for field inspection tasks and quality reporting during construction and commissioning
- Increase employability in sectors such as oil and gas, petrochemical, power generation, and construction
- Support professional growth into roles such as QC inspector, QA/QC engineer, or quality supervisor
This course is designed to prepare participants for the quality-driven expectations of modern industrial environments, enabling them to contribute effectively to safe, compliant, and efficient piping systems.
The OSHAA 30-Hours Professional Diploma in QC Piping Inspector is designed for participants seeking to build or advance their career in quality control within piping-related industries. It is ideal for those who want to gain practical, standards-based knowledge in piping inspection, fabrication, and compliance.
This course is suitable for:
- Participants currently working in mechanical, piping, or construction environments who aim to move into QA/QC roles
- Quality control inspectors and technicians looking to formalise and expand their expertise
- Individuals involved in fabrication, welding, or piping installation seeking to enhance their inspection capabilities
- Engineering professionals responsible for site supervision, quality audits, or compliance reporting
- Participants preparing to work in sectors such as oil and gas, power plants, petrochemical facilities, and industrial construction
Whether beginning a role in QA/QC or aiming to specialise in piping inspection, this diploma provides the professional competence and technical insight needed to perform effectively in quality-focused environments.
