Næxon Journal
220 articles
Undercut is a common weld discontinuity that can significantly affect the strength and quality of a weld. This article explores the causes of undercut, its appearance, and how to prevent it. By understanding the facto…
Read article →Learn what megger readings can reveal about motor and cable insulation, why a single number is not the whole diagnosis, and how test conditions affect results.
Read article →Instrument tubing in industrial settings, such as refineries, chemical plants, LNG facilities, and power plants, is meticulously bent rather than fitted with elbows. This approach minimizes mechanical joints, reducing…
Read article →Pipe strain is a hidden issue that can cause alignment problems in centrifugal pumps. It occurs when the connecting piping imposes unwanted forces on the pump nozzle, leading to misalignment and potential mechanical f…
Read article →Learn the water and steam path through a drum-type boiler and how tubes, headers, downcomers, drums, and superheaters each contribute.
Read article →Understand how uneven weight shifts a load’s center of gravity and why the hook, rigging, and lift plan must account for it.
Read article →Learn how weld porosity forms, what surface and internal pores can look like, and how to trace the cause before making a repair.
Read article →Learn how three-phase power supplies industrial motors and how MCCs, starters, overloads, breakers, and variable-frequency drives fit together.
Read article →Ensuring accurate pump and motor alignment is crucial for millwrights, as misalignment can lead to vibration, component wear, and premature equipment failure. Understanding the fundamentals of alignment, including off…
Read article →Learn what stamped flange markings can reveal and how to compare size, class, material, standard, and heat number with project requirements.
Read article →Understanding sagitta is essential for anyone working with pipefitting, fabrication, or structural steel. It’s the distance from the midpoint of a chord to the curved surface of a circle, and it’s a key concept in geo…
Read article →Learn the crucial importance of pipe penetrations in plumbing. Proper alignment and clearance are essential to avoid installation problems. Establish the correct pipe centerline using established project control refer…
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