You can explodeto ungroup the objects that are parts of another object or a component
In Tekla Structures, it is possible to explode components, cast units, assemblies, bent plates, parts that have attached parts, and drawing shapes and plugins.
The exploded objects cannot be reverted back to the original group.
a polyline, rectangle, or polygon into separate straight lines. You can also combine separate lines, continuous lines and polylines into a single polyline or a closed polygon.
Do one of the following:
Combine separate lines, continuous lines or polylines into a single polyline or a closed polygon
Select the separate lines or polylines.
Go to the Drawing tab and click Combine .
Separate lines and polyline are combined into a single polyline or a closed polygon. When you select the combined shape, you can see that Tekla Structures has combined the lines and created more handles in the shape:
Explode a polyline, rectangle, or polygon into separate straight lines
Select polylines, rectangles or polygons.
Go to the Drawing tab and click Explode .
The polylines, rectangles and polygons are exploded into single lines: