This is a post by Aaron Shaw on PTC site.

Simulation and analysis are invaluable for finding potential problems with a design. But what happens when a feature, like a weld, isn’t recognized by the simulation? Now with Creo 4.0, welds on sheet metal parts can be created as solids and measured, simulated, and analyzed. Here’s how:

Create a Solid Weld

The process is simple, and hasn’t changed much.

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