I have done some analysis of pipe bend. To calculate the limit load Moment vs Rotation curve is must. Anybody please explain how to obtain it?
use your basic statics theories to calculate moment and rotation if it's not readily available.
The simplest possibility is a model with ELBOW32 elements. One end must fix, on the other end apply the load as rotation. After the calculation you can plot the moment-rotation curve in Abqus/View (rotation and reaction moment on the same node).
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