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Providing the most comprehensive and widely used
light gauge cold-formed steel component design software for structural engineers

Since the introduction of the "Unified Approach" to the design of cold-formed steel members, RSG Software has been providing engineers with software to improve design productivity, increase accuracy, and result in more cost effective solutions.

Learn more about RSG Software and the CFS® software products. For additional information, contact us by email using the link below.

CFS 12  

  • Free download for light mode functionality
  • Purchase license for the full features
  • Supports AISI 2016 Edition of the North American Specification, with 2018 Supplement
  • Supports U.S., Canada, and Mexico provisions
  • Includes calculations for the Direct Strength Method
  • Continues to support the 2016, 2012, 2010, 2007, 2004, 2001, and 1999 Editions
  • Incorporates ASCE-8-02 for stainless steel design
  • Load combinations for several editions of ASCE-7, IBC, NBCC, AISI, and RMI
  • Includes torsion analysis and design
  • And much more!
RSG Software, Inc.
2803 NW Chipman Road
Lee's Summit, MO 64081
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