Galvanized steel deck is suitable for steel structure construction to improve its stiffness. It is made of high-zinc galvanized sheets and profiled through rolling and cold bending, which offer excellent corrosion resistance and great durability. Corrugated metal deck is used for supporting floor concrete, including structural roof deck or composite floor deck.

I-beam, also known as steel beam (English name universal Beam), is a long steel with the section of the I-shaped. I-section steel is divided into hot rolIed I-beam and lightweight I-beam
I-beam is mainly divided into ordinary I-beam, light I-beam, low alloy light I-beam

Channel steel is a long stripe of steel with a fluted section , construction and mechanical use of carbon structural steel, is a profile steel with complex section , its section shape is groove shape. Channel steel is mainly used in building structure, curtain wall engineering, mechanical equipment and vehicle manufacturing., Channel steel is often used together with I steel.