Narrow Parallel Flange Beam is a kind of steel beam that features a rectangular cross-section with a narrow width and parallel flanges. The beam is designed for providing structural support in construction and building projects where space is narrow. It has commonly use in residential, commercial construction, and also in the automotive and manufacturing industries. The narrow flange width of NPFBs enables for enhanced flexibility in designing and constructing buildings structure with limited space, while still offering strong load-bearing capacity. Also, Narrow Parallel Flange Beam is known for its durability and longevity that makes it a popular options for varied usages.