How to Join

Join the Steel Tube Institute

The Steel Tube Institute (STI) is the leading technical resource in North America for everyone involved in the design and construction of tubular steel.  STI’s activities and programs include continuing education, technical resources, technical assistance, safety programs and networking opportunities.

HSS Professional Membership

STI offers a professional membership for structural engineers, architects, fabricators, professors and other design professionals interested in access to the latest technical resources and educational opportunities provided by the Steel Tube Institute.  

Yearly membership includes:

  • Free download of the HSS Design Manual: Volume 1. 
  • Discounted pricing for HSS Design Manuals: Volume 2, 3 and 4.
  • One free registration to each of STI’s six HSS webinars (individual registration) per professional membership year (a $570 value). Each successfully completed webinar offers 1 PDH credit per webinar.
  • Access to HSS Connex Online for connection design confirmation.
  • Access to HSS-specific connection design aids.

Become an HSS Professional Member.

STI Producer & Associate Membership

Steel Tube Institute offers producer and associate membership opportunities. Producer members are companies who are steel tube manufacturers, whose size varies from small, independent manufacturers to multi-division international corporations. Associate members are companies who supply raw materials, major equipment, products and support services to the steel tube industry.

Producer Membership benefits include:

  • Participation in annual meetings and product committees and STI Safety Committee.
  • Networking opportunities with other pipe and tube producers and suppliers.
  • Committee membership participation.
  • Exclusive statistical data.
  • Benchmarking measurements for productivity, inventories, capacity and more.
  • Learn new ideas and innovative thinking from industry and non-industry experts.
  • STI producers help update the industry-accepted specifications and practices.
  • Membership listing on the STI website and promotions.
  • Hollow structural sections (HSS) producers are included in STI’s Capability Tool.

Associate Membership benefits include:

  • Participation in annual meetings and product committees and STI Safety Committee.
  • Promotional opportunities. 
  • Networking opportunities with other pipe and tube producers and suppliers.

Contact Us for more details on becoming a producer or associate member.

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