@TrueNorth Steel, 1501 S 30th St W, Billings, MT 59102 FREE We’re excited to celebrate AISC 2025 SteelDays, recognizing the people, projects, and innovations forging the future of the steel industry. Join us for a guided facility tour in Billings on Thursday, October 23, where you’ll see firsthand the craftsmanship, technology and operations used to bring projects to life. Lunch provided! All attendees must individually register online by October 20.