API 620/650/651: Design, Fabrication, Erection, and Inspection of Welded and Large Low-Pressure Welded Storage Tanks and Their Cathodic Protection

What are the Goals?

By the end of this API 620/650/651: training course, participants will:

• Use the standard to qualify the welding procedures and the welders as well.
• have knowledge about the limitation in materials of construction and welding joints.
• Define the different components of tanks.
• obtain knowledge about the examination methods NDT of tanks and acceptance criteria.
• Have the knowledge to review the hydrotest procedure.
• Know the code requirements and appropriately select materials for tank design
• Calculate Minimum required thickness using equations
• Understand the client data sheet requirements for AST tanks.
• Know about the NDT coverage of different welds.
• Understand Methods of Cathodic Protection for Corrosion Control

Who is this Training Course for?

This training course is suitable to a wide range of professionals but will greatly benefit:

•  Storage Tanks Design Engineers
• Inspection Engineers
• Welding Engineers and Inspectors
• Fabrication Supervisors
• NDT Engineers and Technicians

Daily Agenda

Day One: Welded Tanks for Oil Storage (API 650)

• Introduction to Storage tank components.
• Scope
• Materials
• Toughness requirements
• Design

Day Two: Welded Tanks for Oil Storage (API 650)

• Fabrication
• Erection
• Methods of Examining Joints
• Welding Procedure and Welder Qualifications
• Marking

Day Three: Design and Construction of Large, Welded, Low-Pressure Storage Tanks (API 620)

• Scope
• Definitions
• Materials
• Design

Day Four: Design and Construction of Large, Welded, Low-Pressure Storage Tanks (API 620)

• Fabrication
• Inspection and Testing
• Standard Hydrostatic and Pneumatic Tests
• Marking
• Pressure – and Vacuum – Relieving Devices

 Day Five: Cathodic Protection of Aboveground Petroleum Storage Tanks (API 651) 

• Corrosion of Aboveground Steel Storage Tanks
• Determination of Need for Cathodic Protection
• Methods of Cathodic Protection for Corrosion Control
• Criteria for Cathodic Protection
• Installation of Cathodic Protection Systems
• Interference Currents