2021 Code: Engineering Requirements
The 2021 edition of the code is now mandatory for all new orders as of January 1, 2022. Many updates and changes were made in this edition of the code.…
ASME Code, TEMA and API Facts
Category: ASME Code, TEMA and API Facts
Non-Destructive Testing Methods: Radiographic testing (RT):
Radiographic testing (radiography) is used to detect discontinuities such as porosity, cracks and inclusions in materials or welds. It is performed by placing film or a digital detector on one side of…
Non-Destructive Testing Methods: Internal Rotary Inspection System (IRIS)
Similar to eddy current testing, this test method uses an internal probe to inspect heat exchangertubes. But unlike eddy current, ultrasonic inspection is the basis of the method. The IRIS…
Non-Destructive Testing Methods: Helium Leak Test
A helium leak test can be used to find through-wall leaks in pressure equipment and welds. A vessel or exchanger is first filled with 5-10 psi of helium and sealed.…
Non-Destructive Testing Methods: Positive Material Identification (PMI)
Positive material identification (PMI) ensures that the components and welds in a unit are actually the correct materials. Following proper procedures for material ordering, receiving, and traceability should prevent any…
Non-Destructive Testing Methods: VISUAL INSPECTION
Visual Inspection (VT) is the oldest and most basic method of inspection. It is the process of looking over a piece of equipment using the naked eye to look for flaws. It…
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