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Become a Member

If you have been searching for comprehensive HSS resources, you only want the most current and practical information available. That’s why we created the HSS Professional Membership. The Professional Membership grants structural engineers, architects, fabricators, and anyone interested in HSS access to the latest technical resources and educational opportunities all in one place.

For an annual fee of $125.00, a Professional Member receives:

  • Free download of the HSS Design Manual: Volume 1. Discounted pricing for HSS Design Manuals: Volume 2, 3, and 4 and all printed volumes available at discounted fee.
  • Exclusive resources, tools and technical information.
  • One free registration to each of STI’s HSS six webinars per professional membership year. (A $570 value) Each attended webinar offers 1 PDH credit per webinar.
  • Access to HSS Connex Online for connection design confirmation.
  • Access to HSS-specific connection design aids.


Group Professional Membership is available.  Learn more >> 

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