Joining one flat piece of metal to another flat piece of metal is a common requirement, but sometimes the choice of method lies open. For a case in point, please consider these two kitchen spatulas in ...

A closeup of the mesh and weld area shows a natural mismatch in element size and location that makes traditional weld-modeling methods difficult. A newly invented FEA weld element in MSC.Nastran lets ...

Local stress parameters (hot-spot structural stress, notch stress, stress intensity factors and J-integral) at spot welds are preferred in fatigue assessments of spotwelded structures because these ...

SAE International Journal of Materials and Manufacturing, Vol. 6, No. 2 (April 2013), pp. 279-285 (7 pages) ABSTRACT Failure modes and fatigue behaviors of ultrasonic spot welds in lap-shear specimens ...

Often, when restoring or modifying a car, one must disassemble parts of the bodywork. A Sawzall® ("Tool of the Month," ec 05/02) will make a car inches or feet shorter in any direction in just minutes ...

Warren — General Motors Co. believes it is the first automaker to weld steel to aluminum through resistance spot welding, a technique it spent some two years developing and expects will save weight ...