Release notes

V3.8  Date 30/04/2019

  • Retain saved and loaded moments used in assisted calculation of alpha-m
  • Include CWB-350 section type/grade
  • Correct implementation of Cl

V3.7.1  Date 26/11/2018

  • Update slenderness limits for RHS sections (refer NZS 3404 Table 5.2)

V3.7 Date 29/5/2018

  • Incorporate version 1.0 of MemDes+, which allows analysis and design of steel members (flexure, shear and deflection)
  • Improve report formatting
  • Fix application of Cl for CHS sections
  • Apply file type associations, and allow double-clicking in Windows Explorer to open data files
  • Fix minor UI issues

V3.6  Date 14/12/2017

  • Correct ordering of sections for some section types
  • Fix issue with properties of some square hollow sections not loading correctly

V3.5  Date 24/5/2017

  • First SESOC-branded version, with standard SESOC registration process.
  • Compatible with Windows 10, with an updated user manual and minor interface improvements. Includes some indication of section availability (especially hollow sections).
  • MemDes was originally written by New Zealand Steel Ltd as a design aid to professional structural engineers for the design of structural steel members to NZS 3404:1997.  In 2016, a version of MemDes was transferred to SESOC, and the software is now available from SESOC for the use of its members.
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MemDes V3.8 5.73 MB 278 downloads


Note: If you are trying to locate the SESOC Licence Key you will now find it within the Engineering New Zealand Customer Area – . Once logged in you will need to follow this path ‘My Memberships’ >> ‘Publications’ >> ‘SESOC Software Licence Key’.