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…
The “recipes” found in chemical processing often require careful measuring of raw materials to ensure final product quality. There are several different methods that processors use to make sure exact…
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.…
September’s ISM Manufacturing Index (PMI) improved to a 61.1 reading, slightly better than August’s 59.9. This marks the 16th consecutive month of growth in the economy. While new orders held steady and backlogs…
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…
Pad flanges are nozzles in a vessel that allow the shortest possible projection outside and inside the vessel. This is critical in some applications for mounting certain equipment to the…
