Centrifugal fans used in power generation applications are subjected to abrasive environments. After sufficient time in service, the wearing surfaces of fans require repair or replacement. In planning ...

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For many years, the OEM fix for major cracking or shell distortion was replacement of the defective shell, also referred to as casing by some OEMs, with new. Mechanical Dynamics and Analysis has ...

A step-by-step process repairing a cracked hydraulic cylinder on an excavator, focusing on weld quality and durability. How ...

The repair of collision-damaged vehicles has always involved the welding of sheet metal. However, the process for doing this has continuously evolved and changed throughout the history of collision ...

For shaft repairs, LBW-W is generally more applicable than LBW-P. The first reason for this is that LBW-W has a lower probability of forming defects, namely porosity, which may result in rejectable ...

Center for Materials Science and Technology-IPEN, Energetyc and Nuclear Research Institute (IPEN), São Paulo University, São Paulo, Brazil. Structures such as pressure vessels, oil platforms and ...

Abstract: This research presents an automatic arc voltage control of Gas Tungsten Arc Welding (GTAW) for turbine blade build up repair which can restore performance, reduce costs and extend the ...

Classic truck restoration often means fixing old parts. Keeping the vehicle original or doing an actual "matching numbers" kind of buildup, there are times when you must restore an existing casting or ...