New Features in RFEM 5.22.01 and RSTAB 8.22.01

Current News

5 March 2020


Current News

The versions RFEM 5.22.01 und RSTAB 8.22.01 and the corresponding add-on modules have been extended by the following new features. Customers with a service contract can download the latest Dlubal program versions at any time.

New Program SHAPE-THIN 9

With the stand-alone cross-section program SHAPE-THIN 9, you can now additionally determine the cross-section properties and stresses of cold-formed sections.

New Add-on Module RF-/STEEL Cold-Formed Sections

RF-/STEEL Cold-Formed Sections is an extension of the RF-/STEEL EC3 add-on module. It performs the ultimate and serviceability limit state designs for cold-formed steel members according to the EN 1993-1-3 and EN 1993-1-5 standards.


  • Integration of steels of the company Jakob AG in the material library


  • Implementation of the material model Orthotropic Masonry 2D
  • Extension of the export dialog box with the direct export to RWIND Simulation
  • Adjustments in the Global Calculation Parameters dialog box - Moving the option to automatically determine the load increases to the nonlinearities section


  • Implementation of the design according to CSA A23.3-19


  • Implementation of the design standard CSA S16-19


  • Update of the design according to SP 16.13330.2017


  • Implementation of the design according to CSA O86-19

RF-/DYNAM Pro - Forced Vibrations

  • Implementation of nodes - pseudo-velocities and accelerations in the result tables


  • Implementation of IM connections from Supplement 2018


  • Extension of the COM interface with regard to the control of parameters and sections (for example, section through surface)

RWIND Simulation

  • Implementation of gust reaction factor and direction coefficient of the freestream according to ASCE/SEI 7-16
  • Implementation of a new option in the Settings tab that allows only the export of active objects
  • Implementation of the turbulence model k-omega

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