Inspection of Pressure-Relieving Devices Using API RP 576

Online Course with e-Instructor Support

Earn: 8 CPD hours
Price: $500

Course Description

This course is instructionally designed for inspectors, engineers, and other personnel who want to learn more about the practice of inspection of pressure-relieving devices, as described in API Recommended Practice 576.

Online lessons are available for six months from the date of registration.

Learning Outcomes

Participants who successfully complete this course will be able to:

  • identify and apply API RP 576 standard pressure-relieving device terminology;
  • recall the common types of pressure-relieving devices, their applications, and how they work;
  • evaluate causes of improper pressure-relieving device performance;
  • explain the reasons for inspecting pressure-relieving devices;
  • understand the inspection and replacement of rupture disk devices;
  • recall the requirements for an on-stream visual inspection of pressure-relief valves;
  • discuss pressure-relieving device inspection frequency; and
  • recall reporting and record keeping requirements for pressure-relieving devices.

Who Should Attend

This e-learning course is designed for inspectors, QA/QC personnel, engineers, tradespeople, and others working for plant owners, pressure equipment manufactures and repair organizations, engineering procurement and construction companies in oil and gas industries (oilfield, upgraders, refineries, etc.), chemical plants, petroleum refining, petrochemical plants, power plants, pulp and paper plants, fertilizer plants, and others.

Course Outline

The following topics are covered in this course:

Introduction to Pressure-Relieving Devices
  • introduction to standard terminology based on API RP 576
  • pressure relief valves and direct-acting pressure relief valves
  • pilot-operated pressure-relief valves
  • rupture disk devices and pin-activated devices
Causes of Improper Performance
  • corrosion
  • damaged seating surfaces
  • failed springs
  • improper setting and adjustment
  • plugging and fouling, galling
  • misapplication of materials
  • improper location, history, or identification
  • improper handling
  • improper differential between operating and set pressures
  • improper inlet/outlet piping test procedures
Inspection and Testing
  • reasons for inspection and testing
    • shop inspection/ overhaul
    • inspection, testing, maintenance, and setting of direct-acting spring-loaded valves on equipment
    • inspection, testing, maintenance, and setting of direct spring-operated safety valves used on fired pressure vessels
    • inspecting, testing, maintenance, and setting of pilot-operated pressure-relief valves
    • inspection, testing, maintenance, and setting of weight-loaded pressure and/or vacuum vents on tanks
Inspection and Replacement of Rupture Disk Devices
  • rupture disk removal and replacement
  • examples of rupture disk failure modes
  • rupture disk holder
  • inspection and replacement of rupture disks
Pressure-Relief Valve Visual On-Stream Inspection
  • general
  • post-relief event
Inspection Frequency
  • general
  • frequency of shop inspection/ overhaul
  • time of inspection
  • inspection and servicing deferral
Records and Reports
  • general
  • the need to keep records
  • responsibilities
  • record and report system

e-Instructor Support

CASTI e-Instructor provides support for any questions about the online course content.

Learning Self-Assessment

Practice problems throughout the course content are graded to allow self-assessment of student learning. Grades are reported at the completion of each lesson within the online content. Answer keys include references to the corresponding sections of API RP 576.

Required Code Documents

The API RP 576 document is required to complete this course. If you require a copy, it can be purchased from CASTI when you register for the course.

Continuing Professional Development (CPD) Hours

Participants will receive a digital CASTI Certificate of Completion, awarding 8 CPD hours, for successfully completing all online lessons. Note: CPD (Continuing Professional Development) hours are equivalent to PDH (Professional Development Hours).

Minimum System Requirements for Online Training with e-Instructor Support

Getting Started: Online Training Course with e-Instructor Support

Note: Use of Adobe software may have additional system requirements (Please refer to the Adobe specifications provided with your Adobe software or visit the Adobe website at for more information.)

Note: Please consult with your company IT department if you are unsure that your company computer meets the above requirements

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