I-beam, also known as steel beam (English name Universal Beam), is a long steel bar with an I-shaped cross-section. I-beams are divided into ordinary I-beams and light I-beams. It is a section steel with an I-shaped cross-section.
I-beam, also known as steel beam (English name Universal Beam), is a long steel bar with an I-shaped cross-section. I-beams are divided into ordinary I-beams and light I-beams. It is a section steel with an I-shaped cross-section.