Please ensure Javascript is enabled for purposes of website accessibility

InServe MIG

InServe’s API 570 Process Piping Inspection addresses the challenges of complex configurations, buried or inaccessible piping, elevated piping, and more to identify risk and improve safety.

All hydrocarbon & chemical process piping that has been placed in service falls under API-570. Some piping that has been designated as “out of service” may be covered under this code if it is possible that it would be a safety hazard due to continuing deterioration. Other piping not specifically mentioned in API-570 can be inspected at the owner user’s discretion, such as PVC and Tubing.

Process Piping Inspection Benefits

Why do facilities and agencies need process piping inspection? Timely inspection conducts a thorough check of internal and external surfaces to ensure integrity. Our experts can locate areas of possible degradation to help plan repairs. Expert inspection reduces safety and operational risks, and are extremely cost-effective in comparison to piping failure or the need for more frequent replacement.


  • Metallic Piping
  • Fiberglass-Reinforced Plastic (FRP) Piping
  • Piping System Pressure Relieving Devices (PRV)


  • Raw, intermediate, and finished petroleum and chemical products;
  • Catalyst lines;
  • Hydrogen, natural gas, fuel gas, and flare systems;
  • Sour water and hazardous waste streams;
  • Hazardous fluid services;
  • Cryogenic fluids such as: liquid N2, H2, O2, and air;
  • High-pressure gases greater than 150 psig such as: gaseous He, H2, O2, and N2.
  • Other hazardous or non-hazardous critical service.
  • Fitness for Service (FFS) Evaluations
  • Risk Based Inspection (RBI)
  • Vendor Surveillance and Shop Audits
  • Inspection Work Plan (IWP) Development and Execution
  • Mechanical Integrity Program Development, implementation and sustainability
  • External Visual Inspection
  • On-Stream/Run and Maintain Inspection
  • Injection Point Survey
  • Mixing Point Survey
  • Touch Pont Survey
  • Bleeder Survey
  • High-Velocity Piping Survey
  • Soil to Air interface Survey
  • Ultrasonic Flaw Detection
  • Ultrasonic Thickness Testing (UTT)
  • Magnetic Particle (MT) and Dye Penetrant (PT) Testing
  • Corrosion Under Insulation (CUI) Inspection
  • Radiographic Testing (RT)
  • Positive Material Identification (PMI)
  • Leak Testing
  • Leak detection
  • Repair and alteration Inspection
  • Corrosion rate and remaining life evaluations

Every facility, organization, or agency has unique equipment. We’ve answered a few of the most common questions about process piping inspection here, but our experts are eager to help if you have more.