Create your own user defined coordinate systems or select result coordinate
systems.
User Defined Coordinate Systems
The User Defined System dialog allows you to define your own coordinate systems and use them for post processing results.
HyperLife Coordinate Systems In the Contour, Iso, Tensor, and Vector panels, you can select the result coordinate system to be used to process results.
Projection Rule
For shell (or planar) elements, results in any 3D coordinate system can be projected onto the element plane.