"Steel beams" refers to long, sturdy metal bars made of steel that are used in construction to support the weight of structures like buildings, bridges, or platforms. Full definition
Since I have worked extensively in the construction arena, I am comfortable with the simplest of tasks like mixing mortar to the very complex use of steel beams and marble. (coverlettersandresume.com)
It was a piece of the building, a commonly used steel beam in the constructions of the towers. (religion.blogs.cnn.com)
The company placed the final steel beam on the 200,000 - sq. (nreionline.com)