Manufactured with high-quality steel, Vulcraft’s joists and joist girders offer a reliable solution for demanding applications requiring exceptional strength and structural integrity.

The Steel Joist Institute provides resources to construction professionals to assist them in designing and building with steel joists and joist girders. Resources include publications, …

Standard steel joists and joist girders are crucial, tried-and-true components of your roofing and flooring building system. Our joists and girders are engineered and manufactured in …

Our steel joists and girders are produced and marketed through eight Vulcraft facilities that obtain the majority of their steel from Nucor bar mills. Every Vulcraft joist is engineered to the …

Steel bar joists offers flexible structural support for large spans in commercial, industrial, and residential buildings. The standard for open-web steel joists, K-series joists are an excellent …

Feb 18, 2025 · A steel joist, also known as an Open Web Steel Joist (OWSJ), is a lightweight truss structure composed of a top chord, bottom chord, and web members. It primarily …

Discover how joists serve as the crucial backbone of steel structures in our latest article. We delve into various types of joists—from open web to composite—and their unique roles in supporting …

The information presented herein has been developed by the Steel Joist Institute and is produced in accordance with recognized engineering principles. The SJI and its committees have made …

New Millennium engineers and manufactures a full range of standard steel joists (also known as bar joists) plus composite joists (CJ-Series) and Joist Girders. We can provide early design …

Jun 12, 2025 · Steel bar joists are open-web structural components designed to support floors, roofs, and other structural elements. They provide an excellent solution for spanning large …