To add branches to a Stress Group, from the Pipe Stress Interface window, select the Stress Group to add branches to in the Existing Groups list.

With the Groups tab highlighted, click Add/Remove Members. The Pipe Stress Interface window becomes greyed out and inactive. To exit the inactive window at any time, press Esc (escape key).

The user is prompted to Identify element, in the Pipework Application 3D view window. click to select the branches to include in the Stress Group. The Nodes are displayed to aide identification, for more information, refer to Output/Input Tab.

When finished selecting the branches to include in the Stress Group, press Esc (escape key). The Pipe Stress Interface window become active.

The selected branches are displayed in the Group Members pane of the Pipe Stress Interface window.