To create a pipe bend

1. In the drawing area, select a pipe that has an open port.
2. At the end of the pipe, click a Continuation grip.
3. On the ribbon, click Home tab Part Insertion panel Toggle Pipe Bends to enable pipe bends.
4. If you do not want to use compass angle snap, on the ribbon, click Home tab Compass panel Toggle Snaps to disable angle snaps.
5. 
   In the drawing area, click to place a piping bend and begin routing the next segment.