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  • Icon representing RFEM 6, a finite element analysis software application. RFEM 6 Only Structural Analysis and Design Software You Need for Your Projects

    RFEM 6 serves as the basis of the modular program family and is used to define structures, materials, and actions for plate, wall, shell, and beam structures, as well as for solids and contact elements.

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    RSTAB 9 Icon without borders RSTAB 9 Iconic Frame and Truss Analysis Software

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    RSECTION 1 Icon without borders RSECTION 1 User-Defined Cross-Section Properties

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    API Icon Dlubal API Your Gateway to Parametric Modeling and Automation

    The new Dlubal API service (gRPC) provides you with a flexible interface to the structural analysis software based on Python and C#, with direct access to the entire Dlubal product range. Benefit from seamless and powerful integration into your Dlubal software—ideal for parametric modeling and complex optimization tasks.

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3D FEA Software RFEM 6 | Interfaces

3D FEA Software RFEM 6 | Interfaces

Dlubal Software should move you forward and not slow you down in your working process. Therefore, the FEA software RFEM has a large number of interfaces to different programs. Do you already know RFEM? It allows you to model as well as perform the structural and dynamic analysis and design of models with member, plate, wall, folded plate, shell, and solid elements:

Due to the modular software concept, you can enhance the main program RFEM with various add-ons and thus apply it in a wide variety of areas.

Steel Joint
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First Steps

Autodesk Revit

Do you enjoy working with Autodesk Revit and wish there was an interface to Dlubal software? Then your wish has already been satisfied! The direct bidirectional interface in RFEM 6 / RSTAB 9 to Autodesk Revit makes it very easy for you: A model created using RFEM/RSTAB can be visualized with Revit and prepared for the designer. Conversely, a Revit model can be calculated and designed in RFEM/RSTAB.

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Illustration of data exchange process between Revit and RFEM 6 using integrated features.
GITF
GITF

RFEM and RSTAB models can be saved via glTF export (.glb, .glTF), including steel joints and reinforcement, and viewed in detail in 3D in any glTF viewer.

The interface between RFEM 6, RSTAB 9, and Tekla Structures allows for the bidirectional exchange of data between member models.
TEKLA Structures

RFEM 6 / RSTAB 9 and Tekla Structures allow for easy data exchange: STP export, analysis model export with update, and bidirectional model synchronization.

CAD DXF file format, import and export, easy data transfer in architecture and structural engineering.
DXF Format (*.dxf)

DXF is a common CAD exchange format that allows for easy import and export of data, including deformed FE mesh, dimension lines, and other additional functions.

Nemetschek Allplan logo and function of ASF files in the Concrete Design module.
Allplan (ASF)

ASF files allow for the export of the reinforcement determined in the Concrete Design add-on for RFEM 6. You can then display this reinforcement in Allplan in the form of reinforcement elevation lines or FEM reinforcement color images.

Transfer of RFEM Cross-Sections (Left) in Separate Layers in Autodesk AutoCAD (Right)
Autodesk AutoCAD

DXF interfaces allow for the import of lines from AutoCAD to RFEM 6 / RSTAB 9 and the export of objects, deformed FE mesh, and dimensions back to AutoCAD.

Logo of Rhinoceros and note on the interface with RFEM 6 for geometry transfer.
Rhino & Grasshopper

The RFEM 6–Rhino interface allows for bidirectional exchange of lines and surfaces. Grasshopper can be used to import and export model data, load cases, and loads.

Python Script

The import and export of Python scripts is based on the new gRPC API. This allows models to be displayed as Python code. This script serves as a template for creating similar models by adjusting a few parameters. In addition, the file can be integrated into existing workflows to perform user-defined calculations or analyses.

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The Four-Hole Steel Cross-Section in RSECTION Created with Python
The Structural Analysis Format (SAF) logo shows the compatibility of RFEM 6 and RSTAB 9 for data exchange based on MS Excel.
SAF

RFEM 6 and RSTAB 9 support bidirectional data exchange with SAF (MS Excel-based), which facilitates the import and export of structural analysis models between different programs.

Dlubal integrates Microsoft Excel for exporting and importing tables in RFEM 6 and RSTAB 9.
Microsoft Excel

RFEM 6 and RSTAB 9 allow for the direct import and export of tables via Excel, individually or collectively, which significantly simplifies and streamlines the evaluation, further processing, and preparation of data.

Feature 002904 | Direct BricsCAD Interface
BricsCAD

The interface between RFEM 6 / RSTAB 9 and BricsCAD allows for the import/export of nodes, lines, and objects to separate layers, as well as the export of the deformed FE mesh and dimensions.

Using Background Layers
Background Layers

To simplify your modeling, use background layers stored in the work window of RFEM 6 / RSTAB 9 for the input of graphical object. These layers are generated from an imported DXF file.

Feature 002879 | SDNF Interface
SDNF

The SDNF interface in RFEM 6 / RSTAB 9 allows for the import and export of materials, cross-sections, members, and surfaces for data exchange with programs like Tekla Structures or Advance Steel.

The DSTV product interface in RFEM 6 and RSTAB 9 supports the transfer of pure beam structures including loads and combinations.
DSTV (*.stp *.step)

The DSTV interface in RFEM 6 / RSTAB 9 allows for the exchange of beam structures with loads and combinations to programs such as Tekla, Bocad, or Bentley ProStructure.

XML
XML

The XML format in RFEM 6 allows for the import and export of models in a structured, machine-readable format. This provides an easy way to exchange data between RFEM and other software solutions.

SVG
SVG

The SVG format (*.svg) is suitable for displaying vector-based 2D graphics. These graphics can be scaled as desired without losing quality. The graphic is generated from the current view in the workspace.

Explanation of VTK export for visualizing results in programs like ParaView.
VTK

VTK export allows for the visualization of results using external programs (for example, ParaView). Files in the format (*.vtm) are generated for this purpose.

IFC

Dlubal Software provides many interfaces, including the IFC (Industry Foundation Classes) interface with various areas, known as “Views.” There are different IFC versions: Version 4.0 is supported for import and export, while Version 2x3 is only supported for import. Both the StructuralAnalysisView and the ReferenceView (Coordination View) can be used.

When importing the ReferenceView, IFC objects can be converted to RFEM native elements, and profile and material names can be adjusted using conversion tables. Exporting to the ReferenceView shows the structure in IFC viewers and CAD programs. The StructuralAnalysisView allows for the transfer of the structural model, including loads. This provides a wide range of options for data exchange.

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IFC Viewer
Dlubal API (gRPC)

The new Dlubal API service (gRPC) allows for direct and flexible interaction with RFEM, RSTAB, and RSECTION.
The Python and C#-based interface supports parametric modeling, optimization, and integration into company-specific applications.
It provides an expandable library for quick access to data and features of the main programs and add-ons.

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