These are same as round pipes, but instead of round hollow section, it has a square hollow section. These pipes are also seamless. We make it from low alloy steel that provides high strength, high corrosion resistance, and high toughness. Our pipes can be used in the most corrosive environments such as acids, petrochemical, chemical, and fresh and salt water. They are mostly used for pressure operations. This is a very versatile product in the steel industry. These pipes are generally used because of their sturdiness.