Rectangular tubes are only used for structural purposes and various industry segments. Also known as metal, they are manufactured in a round format and then undergo a quadrifying process, becoming rectangular. They are only indicated for the manufacture of movements and the manufacture of structures and can be formed with seam (ERW) or without seam, pretos or galvanized.
Despite being relatively light, the rectangular steel tubes have high resistance and durability, being indicated for simple constructions, as well as for the most advanced and complex ones. For this reason we can be found in: ports, amusement parks, muscle equipment, physiotherapy equipment, offices, parapets, corridors, decorative and mobile items, as well as machine industries, foundation industries, sawmills, jewelry and hardware manufacturing, manufacturing of railway machines and products, for example.
In addition to these countless examples, the use of rectangular steel tubes is also an excellent choice in the foundation of properties and houses, ultimately based on these works it is done through chumbadores and beams precisely with this type of air. These parts are assembled by hand and the format can be stacked in various blocks, organizing the work space and reducing space due to the absence of objects, making the work between the operators very more dynamic.
Another interesting point is the greater ease of assembly that this product provides for the officials who will assemble the products. With already defined measurements and tips prepared for welding, for example, assembly becomes much easier and faster, accelerating the delivery of work.
The steel pipes are present in our daily life and contribute to industrial development. In addition to being products of maximum safety for many works and constructions, we have higher values than other types of materials, which do not have the same quality and therefore, become an extremely efficient product used more frequently by everyone.
So, if you are looking for a material with various benefits, turning your work into something perfectly planned and with a surprising result, bet on our rectangular steel tubes and see how this product can provide reliability to you and your clients.
Know the models of Tubonasa's rectangular steel tubes and if you have any doubts, consult the sales department for more information, and enjoy all the facilities that a Tubonasa customer can receive:
NBR 6591
Only carbon steel tubes, with seams, for general structural and industrial purposes, without requirements for mechanical or finishing properties, but also with defined chemical properties. They can be supplied in rectangular, square or circular shapes.
NBR 8261 (ASTM A500)
ão carbon steel tubes, with or without seam, cold formed, intended for application in welded, parafused or cast structures. They can be supplied in rectangular, square or circular shapes.









