API RP 572 is a practical reference for inspection practices for pressure vessels, giving technical teams a focused basis for planning and carrying out vessel inspection work. As the 5th edition of Inspection Practices for Pressure Vessels from 2023, it is aimed at supporting consistent field and engineering decisions around inspection approach, maintenance coordination, and integrity review. Buyers typically look to this document when they need a recognized recommended practice that can help align inspection routines with operational needs in refining, process, and other pressure-containing service environments.

Purpose of API RP 572

The purpose of API RP 572 is to provide recommended practice guidance for inspecting pressure vessels in a way that supports safe and consistent industrial service. Because it is a recommended practice, it is especially useful as an application-oriented reference rather than a strict requirements document. Teams may use it to support inspection planning, technical evaluation, and maintenance decision-making for pressure vessels. For organizations that manage inspection programs, API RP 572 helps create a common technical approach that can be applied by inspection, integrity, and reliability personnel.

How is API RP 572 used in practice?

API RP 572 is commonly used by inspection personnel, integrity engineers, maintenance teams, and technical supervisors who work with pressure vessels in refineries, petrochemical plants, and similar process facilities. It may support inspection planning, field review, turnaround preparation, and routine maintenance coordination where pressure vessel condition must be assessed with consistency. Operations and engineering groups often use it as a practical reference when documenting inspection workflows, aligning site practices, and supporting day-to-day decisions tied to equipment condition and reliability.

Why teams use API RP 572

Teams use API RP 572 because it helps bring clarity and consistency to pressure vessel inspection work. For procurement, engineering, and inspection functions, it offers a shared technical reference that can support scope definition, internal review, and practical application in the field. It is also valuable for maintenance and reliability teams that need inspection guidance tied to operating conditions and ongoing equipment care. In day-to-day work, this can improve coordination, reduce ambiguity, and support more disciplined inspection and integrity planning.

• Inspection practices for pressure vessels
• Recommended practice for field and engineering use
• Supports inspection planning and maintenance coordination
• Relevant to integrity, reliability, and inspection teams
• Useful in refining and process facility environments
• Supports consistent technical review and decision-making