AssemblyStep / Guides / Updated 2026-11-02

Export a STEP file from Autodesk Inventor

To make an assembly manual, the STEP file has to contain the whole assembly: every part, its name and where it sits. Here is how to export it from Autodesk Inventor.

Steps

  1. Open the assemblyOpen the .iam of the whole product.
  2. File › Save As › Save Copy AsChoose Save Copy As (or File › Export › CAD Format).
  3. Choose STEPSet Save as type to STEP Files (*.stp;*.ste;*.step). Under Options, Application Protocol 214 is a good default.
  4. SaveInventor writes one STEP with every occurrence placed in the assembly.

Tips for a better manual

Next: make the manual

Drag the .step file into the workbench. It opens in your browser; nothing is uploaded.

1 free AI plan a day · your STEP file stays in your browser

Open the workbench

More guides