{"id":22722,"date":"2026-01-18T08:00:19","date_gmt":"2026-01-18T11:00:19","guid":{"rendered":"https:\/\/www.grupoacocearense.com.br\/?p=22722"},"modified":"2026-01-19T14:55:31","modified_gmt":"2026-01-19T17:55:31","slug":"tubos-de-aco","status":"publish","type":"post","link":"https:\/\/www.grupoacocearense.com.br\/en\/tubos-de-aco\/","title":{"rendered":"Steel pipes: types, uses and advantages in civil construction"},"content":{"rendered":"

The construction industry in Brazil has shown constant evolution, driven by the search for efficient, durable solutions that meet contemporary engineering demands. Among the key components of this progress are steel pipes, widely used in the structuring of civil works, foundations, roofs, plumbing, handrails, and other systems requiring reliability.<\/span><\/p>\n

Global crude steel production reached 1.88 billion tons in 2024 alone, and the country contributed significantly with 33.7 million tons, according to the<\/span> data from the journal Cadernos do Desenvolvimento<\/span><\/a>. This highlight demonstrates the central role of steel, and especially industrial and structural pipes, in national development.<\/span><\/p>\n

In this article, you will find a detailed overview of the most common types of steel pipes used in buildings and infrastructure projects, practical examples, relevant technical standards, and, above all, the differentiating factors that make the products developed by companies like A\u00e7o Cearense key elements for the safety and modernity of constructions.<\/span><\/p>\n

Why are steel pipes so important in civil construction?<\/b><\/h2>\n

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Over the past few decades, construction companies, engineers, and architects have opted for <\/span>steel pipes<\/span><\/a> due to its combination of durability, adaptability to different types of projects, and ease of assembly. <\/span>The durability of these materials redefines the lifespan of structures.<\/span><\/p>\n

These elements, molded from carbon steel, galvanized steel, or stainless steel, occupy prominent positions, from large beams for buildings to conduits for electrical and hydraulic installations, adding versatility, safety, and, increasingly, a sustainable approach to environmental challenges.<\/span><\/p>\n

Steel is among the top five building materials, alongside concrete, wood, glass, and ceramics, establishing itself as a basic input on any construction site.<\/span><\/p>\n

What are the main types of steel pipes?<\/b><\/h2>\n

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The most commonly used pipes in the construction industry can be classified according to their material composition, coatings, manufacturing processes, and geometric shape. Understanding these differences ensures more accurate choices for each application.<\/span><\/p>\n

Carbon steel pipes<\/b><\/h3>\n

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Manufactured from an iron alloy with a small amount of carbon, they are the most widely used in structural and industrial projects. This material exhibits high levels of mechanical strength, good weldability, and ease of shaping, meeting standards such as... <\/span>ABNT NBR 5580<\/span><\/a> and NBR 6591.<\/span><\/p>\n

Galvanized pipes<\/b><\/h3>\n

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Galvanization involves coating the steel pipe with a thin layer of zinc, resulting in excellent corrosion protection and making the material ideal for outdoor areas, hydraulic systems, or environments subject to humidity and weather.<\/span><\/p>\n

In addition to preserving structural integrity, the zinc coating reduces the need for maintenance over the years.<\/span><\/p>\n

Stainless steel pipes<\/b><\/h3>\n

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They stand out for their cleaner look, glossy finish and, above all, superior resistance to corrosion, even in extreme situations such as harsh industrial environments or saline atmospheres.<\/span><\/p>\n

They are frequently chosen for handrails, guardrails, exposed structures, and high-traffic areas where aesthetics and hygiene are also priorities.<\/span><\/p>\n

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Industrial pipes<\/b><\/h3>\n

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Designed for applications requiring resistance to high pressure, impact, and loads, industrial pipes encompass a range of connections and shapes tailored for foundations, technical passages, machinery supports, and large roofs.<\/span><\/p>\n

Its properties are, in many cases, optimized through the use of additives such as niobium. Research from <\/span>State University of Maring\u00e1 <\/span><\/a>Studies show that adding 0.05% of niobium to steel can increase its mechanical strength and corrosion resistance, making it even more suitable for civil construction.<\/span><\/p>\n

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Shapes and geometries: round, square and rectangular tubes<\/b><\/h2>\n

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The pipe's topology directly influences its use. Among the most sought-after options are:<\/span><\/p>\n