Construction alloy is a type of metal alloy used in the construction industry. It is composed of STEEL, which is an alloy of iron and carbon, and other metals such as chromium, nickel, molybdenum, and vanadium. This combination of metals gives construction alloy its strength and durability, making it ideal for use in buildings, bridges, and other structures. Construction alloy is also resistant to corrosion, making it a popular choice for outdoor applications.