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Connecting meshes > Spot welds

Creating a series of spot weld connections

Use Spot Weld to define 1D element connections by projecting a series of locations to selected faces that define the top and bottom of the meshes you are connecting. You define the points to project by selecting points or mesh points, or by selecting a curve or polygon edge and defining the mesh density along that edge.

The types of 1D elements that Spot Weld command creates depends on the solver environment you specified when you created the FEM file. For example, in the Nastran environment, you can choose between different types of beam and rigid elements, such as CBEAM, CBAR, RBAR, and CGAP elements. In Simcenter Samcef, you can choose between rod, beam, bush or rigid body elements.

Note:

For Nastran models, you can use the CFAST/CWELD Connection command as an alternative approach for modeling spot weld locations. For more information, see CFAST and CWELD Connections (Nastran).

A series of spot weld elements projected from points

Where do I find it?

Choose Home tab→Connections group→Spot Weld .

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Creating a series of spot weld connections, Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/id628211 · retrieved 2026-07-17