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 ...

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 ...

Welding Method 7 (WM7), which was supported by an extensive set of research experiments led by the Electric Power Research Institute (EPRI), was approved in March 2020 by the National Board Inspection ...

Also, because of the high residual stress from welding, repairs always require a post weld heat treatment (PWHT) before final machining, which relieves residual stresses that minimize shaft movement ...

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 ...