Itis mostly used for frame of large structure or engineering work such as buildings, skyscrapers, factories, civil engineering, bridge constructions.
It is widely used as reinforcing material of steel structures such as iron tower materials hull reinforcement material, and truss.
It is widely used in different industries including automotive, structures and steel pipe for construction.
It is used for piles for cofferdam, retaining wall, or foundation material of structures. It has various types of connection such as key and straight line.
It is mostly used for home appliance, automobile parts, and construction materials for roofing, wall, pipe, ducts, and etc.