{"id":5244,"date":"2025-01-20T10:43:55","date_gmt":"2025-01-20T02:43:55","guid":{"rendered":"https:\/\/uniasen.com\/?p=5244"},"modified":"2026-04-15T16:45:26","modified_gmt":"2026-04-15T08:45:26","slug":"carbon-steel-pipe-manufacturers","status":"publish","type":"post","link":"https:\/\/uniasen.com\/pt\/blog\/fabricantes-de-tubos-de-aco-carbono\/","title":{"rendered":"Top 15 Carbon Steel Pipe Manufacturers"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-5282\" src=\"https:\/\/uniasen.com\/wp-content\/uploads\/2025\/01\/carbon-steel-pipe-manufacturers-and-supplier.webp\" alt=\"fabricantes e fornecedores de tubos de a\u00e7o carbono\" width=\"780\" height=\"585\" srcset=\"https:\/\/uniasen.com\/wp-content\/uploads\/2025\/01\/carbon-steel-pipe-manufacturers-and-supplier.webp 1000w, https:\/\/uniasen.com\/wp-content\/uploads\/2025\/01\/carbon-steel-pipe-manufacturers-and-supplier-300x225.webp 300w, https:\/\/uniasen.com\/wp-content\/uploads\/2025\/01\/carbon-steel-pipe-manufacturers-and-supplier-768x576.webp 768w, https:\/\/uniasen.com\/wp-content\/uploads\/2025\/01\/carbon-steel-pipe-manufacturers-and-supplier-16x12.webp 16w\" sizes=\"auto, (max-width: 780px) 100vw, 780px\" \/><\/p>\n<h2><strong><b>Introdu\u00e7\u00e3o<\/b><\/strong><\/h2>\n<p>Os tubos de a\u00e7o carbono s\u00e3o vistos em v\u00e1rios setores cr\u00edticos, atraindo propostas governamentais e privadas. Uma liga de carbono e a\u00e7o, o a\u00e7o carbono cont\u00e9m entre 0,02 e 2% de carbono por peso. Aparentemente insignificante, esse carbono altera significativamente as propriedades do a\u00e7o. Os tubos de a\u00e7o carbono s\u00e3o mais resistentes e dur\u00e1veis do que outros tubos de a\u00e7o. Eles tamb\u00e9m s\u00e3o econ\u00f4micos em compara\u00e7\u00e3o com os tubos de a\u00e7o inoxid\u00e1vel.<\/p>\n<p>Os tubos de a\u00e7o carbono desempenham um papel importante na fabrica\u00e7\u00e3o global. De tubos de escapamento a oleodutos e gasodutos, eles s\u00e3o vistos em muitos setores. A fabrica\u00e7\u00e3o automotiva, a engenharia mec\u00e2nica e a constru\u00e7\u00e3o s\u00e3o alguns dos setores que se beneficiam muito dos tubos de a\u00e7o carbono.<\/p>\n<p>Os tubos de a\u00e7o carbono t\u00eam muitas aplica\u00e7\u00f5es cr\u00edticas, como engenharia civil, transporte e constru\u00e7\u00e3o. Portanto, \u00e9 necess\u00e1rio que eles atendam aos padr\u00f5es de qualidade. Eles devem cumprir as normas de resist\u00eancia exigidas por sua aplica\u00e7\u00e3o. \u00c9 muito importante garantir que voc\u00ea obtenha a\u00e7o carbono de um fabricante confi\u00e1vel.<\/p>\n<h2><strong><b>Lista de 15 fabricantes de tubos de a\u00e7o carbono<\/b><\/strong><\/h2>\n<p>Compilamos uma lista dos melhores fabricantes do setor para ajud\u00e1-lo a selecionar o fornecedor ideal com base em suas necessidades, localiza\u00e7\u00e3o e or\u00e7amento.<\/p>\n<h3><strong><b>Produtos de tubula\u00e7\u00e3o americanos<\/b><\/strong><\/h3>\n<p>American Piping Products is a private steel pipe supplier in Missouri, USA. Established in 1994, they have since slowly built a large inventory of pipes, tubes, and fittings. Their stock includes seamless carbon pipes, welded carbon pipes, low-temperature pipes, and more. American Piping Products is not limited to products; they also offer value-added services like mechanical tubing. They adhere to the ASTM and API standards. With pipe yards in Houston, Chicago, and St. Louis, they export products worldwide. They have been awarded the ISO 9001:2005 certification and fulfill the requirements of the API Q1 steel standard.<\/p>\n<h3><strong><b>UNIASEN<\/b><\/strong><\/h3>\n<p>A UNIASEN \u00e9 uma das principais fabricantes de tubos de a\u00e7o carbono da China, fundada em 1998 em Tianjin, China. A empresa tem parceria com as principais usinas sider\u00fargicas da China para mat\u00e9rias-primas: HBIS, BAOSTEEL e ANBEN. O cat\u00e1logo de produtos da UNIASEN inclui tubos ERW, sem costura, LSAW e de se\u00e7\u00e3o oca. Eles realizaram v\u00e1rios projetos internacionais: assentamento de dutos da MOGE, expans\u00e3o do porto de Auckland e o projeto de dutos da PDVSA. Com processos de fabrica\u00e7\u00e3o certificados pela ISO 9001 e pela CE, a empresa exporta para mais de 75 pa\u00edses em todo o mundo.<\/p>\n<h3><strong><b>Kelly Pipe<\/b><\/strong><\/h3>\n<p>A Kelly Pipe \u00e9 uma das maiores fornecedoras e distribuidoras de tubos de a\u00e7o carbono dos EUA desde 1898, com sede em Santa F\u00e9, Calif\u00f3rnia. A empresa consolidou sua reputa\u00e7\u00e3o por ser um dos principais fornecedores de institui\u00e7\u00f5es governamentais, distribuidores de \u00e1gua, empresas de energia e munic\u00edpios. A empresa tem linhas excepcionais e tubos padr\u00e3o. Seu estoque de tubos de a\u00e7o carbono nacionais e importados \u00e9 vasto. Outros produtos incluem tubos de pl\u00e1stico, tubos revestidos de cimento e produtos de a\u00e7o inoxid\u00e1vel. A empresa presta servi\u00e7os como jateamento, corte, ranhura e outras opera\u00e7\u00f5es de forma\u00e7\u00e3o de tubos.<\/p>\n<h3><strong><b>Permanent Steel Manufacturing Co., Ltd<\/b><\/strong><\/h3>\n<p>Permanent Steel Manufacturing Company has produced carbon steel pipes from Hunan, China, since 2000. Today, they have expanded their production bases into Shandong and Tianjin. They produce several types of carbon steel pipes, including seamless, ERW, LSAW, and SSAW. They also make casing, tubing, and galvanized steel pipes. They have a world-class 250,000-square-meter production facility. They have successfully executed projects worldwide: water treatment in Georgia, Gas Pipeline laying in Russia, and a thermal power plant in Tanzania.<\/p>\n<h3><strong><b>Hayward Pipe and Supply Co.<\/b><\/strong><\/h3>\n<p>Founded in 1980 in Hayward, California, USA, Hayward Pipe and Supply Company is a comprehensive carbon steel pipe supplier. They offer a \u201ccomplete piping package\u201d that includes pipes, fittings, valves, and other accessories. They supply pipes to chemical factories, power generation units, mining facilities, industrial manufacturers, etc. Their clients include government, non-government, and private bodies. They provide piping solutions in low-temperature carbon steel, aluminum, chrome-moly, and many other materials. Their popular products are pipes, pipe fittings, hangers, valves, end configurations, and accessories.<\/p>\n<h3><strong><b>Octal<\/b><\/strong><\/h3>\n<p>Octal Steel is one of China\u2019s leading suppliers of carbon steel pipes for the oil and gas industries worldwide. Established in 2006 in Henan, China, it is also in Singapore and Hong Kong. Their products adhere to API and ASTM standards. Some of the popular ones are the API 5L line pipe, carbon alloy pipe, casing &amp; tubing, steel plate, sucker rods, and steel pipe fittings. Octal was placed on the Fortune Global 500 Companies list in 2019. Octal represents the top piping manufacturers in China: TPCO, Hengyang Valin, and Baosteel. With a dedicated Purchase Department, they prioritize customer experience and after-sales support.<\/p>\n<h3><strong><b>Nansteel Manufacturing Co., Ltd<\/b><\/strong><\/h3>\n<p>Nansteel Manufacturing Company supplies carbon steel pipes, structural equipment, and OCTG. The company has been operating since 2010 and has its headquarters in Changsha, Hunan, China. Their carbon steel products include seamless steel pipe, ERW steel pipe, SSAW steel pipe, LSAW steel pipe, and more. Their factories are ISO 9001:2008 certified and cover over 62,000 square meters. They have collaborated with many multinational firms: KOC, PTTEP, and Pertamina.<\/p>\n<h3><strong><b>DNOW<\/b><\/strong><\/h3>\n<p>DNOW is an American supplier of industrial and engineering goods with a long history in manufacturing. It began in 1862 as an oil equipment business. DNOW expanded over the years to produce a variety of manufacturing equipment. Its headquarters is in Houston, Texas. They manufacture carbon steel pipes like ERW, seamless, DSAW, CW, and coiled lines. They have partnerships with many steel suppliers in the industry. They work on onshore\/offshore drilling rigs, gas distribution, energy transition, and many more projects.<\/p>\n<h3><strong><b>Geldbach UK Ltd<\/b><\/strong><\/h3>\n<p>Established in 2006, Geldbach UK is one of Europe\u2019s leading manufacturers of carbon and alloy steel pipes. Headquartered in Oldbury, England, Geldbach has two warehouses, one measuring 36,000 square feet and the other 17,500 square feet. This enables them to serve UK-based clientele with same-day or next-day delivery. Their product catalog includes seamless and welded pipes. They also manufacture pipe fittings and flanges. They have contributed to petrochemical, oil &amp; gas, mechanical, H &amp; V, and shipbuilding projects.<\/p>\n<h3><strong><b>A\u00e7o Oriental <\/b><\/strong><\/h3>\n<p>Established in 2010 in Changsha, China, Eastern Steel produces seamless, ERW, and DSAW pipes. In addition, they manufacture pipe fittings, OCTG, hollow sections, and electrical steel. They produce carbon steel pipes in accordance with ASTM, ASME, DIN, JIS, ISO, and API standards. They prioritize customer service and global sourcing. Their primary projects include food processing plants, the chemical and brewing industries, the pharmaceutical industry, construction, and oil &amp; gas.<\/p>\n<h3><strong><b>A Neo Impex Stainless Pvt. Ltd. (NISPL)<\/b><\/strong><\/h3>\n<p>Neo Impex Stainless was founded in 1980. Their headquarters are in Mumbai, India, while their in-house production unit is in Vadodara, Gujarat, India. They are an ISO 9001:2000 certified company producing carbon steel, alloy steel, and stainless steel. They manufacture butt-weld pipe fittings, flanges, forged socket-weld fittings, forged threaded fittings, and many more. NISPL is a supplier of carbon steel in petrochemical wells, oil &amp; gas rigs, power plants, pharmaceuticals, chemicals, and many other critical industries.<\/p>\n<h3><strong><b>Hebei Sanvo Pipes and Fittings Co., Ltd<\/b><\/strong><\/h3>\n<p>Hebei Sanvo Pipes and Fittings started in 1997 in Cangzhou City, Hebei, China. They were given the ISO 9001:2008 certificate in 2005. Hebei Sanvo has over 20 years of experience in pipe manufacturing. With 14 production lines and 30 pieces of processing equipment, they produce over 10,000 tonnes of pipe products annually. They manufacture carbon steel seamless black pipes, stainless steel seamless pipes, carbon steel seamless galvanized pipes, and many more. In addition, they produce welded flanges, threaded flanges, and valves.<\/p>\n<h3><strong><b>Fornecimento Federal de A\u00e7o<\/b><\/strong><\/h3>\n<p>A Federal Steel Supply \u00e9 um dos fabricantes de tubos para servi\u00e7os pesados mais conhecidos dos Estados Unidos desde 1979. Louis, Missouri, eles se expandiram para v\u00e1rios novos locais ao longo dos anos. Atualmente, eles t\u00eam p\u00e1tios de tubos em St. Louis, Houston e Chesterfield. Seus produtos populares incluem tubos de linha ASTM SA\/A106, A53, A333 de baixa temperatura e API 5L. Eles fabricam tubos de acordo com os projetos dos clientes, oferecendo espessuras de at\u00e9 0,4 polegada ou mais. Eles s\u00e3o fornecedores de petr\u00f3leo e g\u00e1s, fabricantes de tubos, construtores navais e OEMs.<\/p>\n<h3><strong><b>FerroPipe<\/b><\/strong><\/h3>\n<p>A FerroPipe \u00e9 uma empresa indiana de fabrica\u00e7\u00e3o de tubos localizada em Mumbai, Maharashtra, fundada em 2015. Eles produzem produtos tubulares para v\u00e1rias empresas de energia. Os produtos populares incluem carca\u00e7as, tubula\u00e7\u00f5es, caldeiras, trocadores de calor, tubos de baixa temperatura e muitos outros. Eles produzem equipamentos de tubula\u00e7\u00e3o em a\u00e7o-liga, a\u00e7o-carbono e cromo-molibd\u00eanio. A FerroPipe \u00e9 especializada em requisitos dos setores de rolamentos, automotivo, minera\u00e7\u00e3o e OCTG.<\/p>\n<h3><strong><b>Dinesh Metal Industries<\/b><\/strong><\/h3>\n<p>Com mais de 20 anos de experi\u00eancia no setor de metalurgia, a Dinesh Metal Industries \u00e9 um fabricante confi\u00e1vel de tubos de a\u00e7o. Com sede em Mumbai, Maharashtra, a empresa \u00e9 reconhecida como um dos maiores acionistas de tubos de a\u00e7o carbono. Eles fornecem tubos de a\u00e7o-carbono sem costura, tubos de a\u00e7o-liga e tubos API 5L Grau B para v\u00e1rios setores. Eles fornecem tubos em padr\u00f5es como API, EN, DIN e IS. Eles s\u00e3o fornecedores de tubos para v\u00e1rias empresas do setor p\u00fablico nos setores de energia, petr\u00f3leo e g\u00e1s e automotivo.<\/p>\n<h2><strong><b>Perguntas frequentes<\/b><\/strong><\/h2>\n<h3><strong><b>O que \u00e9 um tubo de a\u00e7o carbono?<\/b><\/strong><\/h3>\n<p>A carbon steel pipe is a tubular structure made using a steel alloy known as carbon steel. Pipes have many purposes: transporting fluids, providing structural support, and conducting electricity. Pipes constructed from carbon steel have high tensile strength, durability, and cost-effectiveness.<\/p>\n<h3><strong><b>Quais s\u00e3o os principais tipos de tubos de a\u00e7o carbono?<\/b><\/strong><\/h3>\n<p>Os principais tipos de tubos de a\u00e7o carbono s\u00e3o:<\/p>\n<ul>\n<li>Tubos ERW de a\u00e7o carbono<\/li>\n<li>Tubos soldados de a\u00e7o carbono<\/li>\n<li>Tubos fabricados em a\u00e7o carbono<\/li>\n<li>Tubos de a\u00e7o carbono ASTM A335<\/li>\n<li>Tubos de a\u00e7o carbono sem costura<\/li>\n<li>Tubos LSAW de a\u00e7o carbono<\/li>\n<\/ul>\n<h3><strong><b>Quais s\u00e3o os tipos de tubos de a\u00e7o carbono?<\/b><\/strong><\/h3>\n<p>H\u00e1 v\u00e1rios tipos de tubos de a\u00e7o carbono. \u00c9 necess\u00e1rio t\u00ea-los em mente para otimizar o uso. Os graus ASTM A106, A53 e A333 s\u00e3o adequados para aplica\u00e7\u00f5es de baixa e alta temperatura. Grau <a href=\"https:\/\/uniasen.com\/pt\/padroes\/astm-a335\/\">ASTM A335<\/a> is reserved explicitly for high-temperature applications. Grades ASTM A312, A358, and A269 are suited for general-purpose applications.<\/p>\n<h3><strong><b>Quais s\u00e3o as principais aplica\u00e7\u00f5es dos tubos de a\u00e7o carbono?<\/b><\/strong><\/h3>\n<p>Carbon steel pipes are used in construction to provide support, such as scaffolding, ramparts, and pillars. Carbon steel piles in H and circular frame support building foundations. Oil and gas rigs use carbon steel pipelines to transport fluids. They are an important component in manufacturing, transportation, and shipbuilding.<\/p>\n<h3><strong><b>Qual \u00e9 a vida \u00fatil de um tubo de a\u00e7o carbono?<\/b><\/strong><\/h3>\n<p>A vida \u00fatil dos tubos de a\u00e7o carbono \u00e9 de cerca de 15 anos. Muitos fatores influenciam a vida \u00fatil dos tubos. A corros\u00e3o \u00e9 a forma mais comum de degrada\u00e7\u00e3o da tubula\u00e7\u00e3o. Os tubos instalados em ambientes internos ou secos tendem a durar mais. O grau do a\u00e7o, os revestimentos anticorrosivos e o contato com o material s\u00e3o outros fatores importantes.<\/p>\n<h3><strong><b>Quais certifica\u00e7\u00f5es devo procurar?<\/b><\/strong><\/h3>\n<p>When buying carbon steel pipes, it is necessary to look for certifications by accredited organizations. Certifications determine whether a given type of pipe is safe for the intended use specified by the manufacturer. The primary certifications in the USA are ASTM, ASME, and API.<\/p>\n<h3><strong><b>Quais fatores afetam o pre\u00e7o?<\/b><\/strong><\/h3>\n<p>Carbon steel pipes are generally affordable, but prices can be influenced by raw material costs. Mill certifications, manufacturing costs, and quality standards can increase the cost of pipes, depending on where you buy them. In addition to this, the carbon steel pipe grade can also affect the price, depending on the manufacturing process.<\/p>","protected":false},"excerpt":{"rendered":"<p>Os 15 principais fabricantes de tubos de a\u00e7o carbono em 2025 demonstram sua inova\u00e7\u00e3o, padr\u00f5es de qualidade e influ\u00eancia no mercado. Essas empresas est\u00e3o localizadas em diferentes regi\u00f5es e foram selecionadas por suas contribui\u00e7\u00f5es excepcionais para os setores de constru\u00e7\u00e3o, petr\u00f3leo e g\u00e1s e industrial.<\/p>","protected":false},"author":10,"featured_media":5282,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5244","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Top 15 Carbon Steel Pipe Manufacturers<\/title>\n<meta name=\"description\" content=\"List of 15 Carbon Steel Tube Manufacturers \u00b7 American Piping Products \u00b7 UNIASEN \u00b7 Kelly Pipe \u00b7 Permanent Steel Manufacturing Co., Ltd \u00b7 Hayward Pipe and Supply Co.\" \/>\n<meta name=\"robots\" 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