The largest steel producer in Europe offers a massive PDF library. Search for their "Sections and Merchant Bars" brochure. It contains full dimensional and mass tables for IPE, HEA, HEB, HEM, UPN, and angles in a single, searchable PDF.
These are the most common structural elements used for beams and columns due to their high moment of inertia. stahlbau profile pdf
It was a drawing of a truss bridge, but modified. The diagonal bracing was wrong for the era. Standard 1922 practice would call for riveted gusset plates, but the sketch showed something bolder—welding lines, a technique not fully mastered for heavy loads until decades later. The largest steel producer in Europe offers a