{"id":291,"date":"2026-09-01T12:03:42","date_gmt":"2026-09-01T04:03:42","guid":{"rendered":"http:\/\/www.garissalodge.com\/blog\/?p=291"},"modified":"2026-09-01T12:03:42","modified_gmt":"2026-09-01T04:03:42","slug":"2026-best-10-ansi-asme-b16-5-flanges-suppliers-in-china-4145-e2873b","status":"publish","type":"post","link":"http:\/\/www.garissalodge.com\/blog\/2026\/09\/01\/2026-best-10-ansi-asme-b16-5-flanges-suppliers-in-china-4145-e2873b\/","title":{"rendered":"2026 Best 10 ANSI\/ASME B16.5 Flanges Suppliers in China"},"content":{"rendered":"<p>ANSI\/ASME B16.5 is a standard developed by the American National Standards Institute (ANSI) and the American Society of Mechanical Engineers (ASME). It covers pipe flanges and flanged fittings made from cast or forged materials, as well as blind flanges and certain reducing flanges. This standard specifies dimensions, tolerances, ratings, materials, and marking requirements for flanges in sizes NPS 1\/2 through NPS 24 for pressure classes 150, 300, 400, 600, 900, 1500, and 2500. ANSI\/ASME B16.5 flanges are widely used in various industries such as oil and gas, chemical, power generation, and water treatment, due to their reliable performance and compatibility with different piping systems. <a href=\"https:\/\/www.cncjflange.com\/stainless-steel-flange\/ansi-b16-5-flanges\/\">ANSI\/ASME B16.5 Flanges<\/a><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.cncjflange.com\/uploads\/43420\/small\/slip-on-hub-flanges351b6.jpg\"><\/p>\n<p>Here are the top 10 ANSI\/ASME B16.5 flanges suppliers in China in 2026:<\/p>\n<h2>1. <a href=\"https:\/\/www.cncjflange.com\/\">Zhejiang Chengjiu Pipeline Co., Ltd.<\/a><\/h2>\n<p>Zhejiang Chengjiu Pipeline Co., Ltd. is a leading manufacturer and supplier of pipeline products in China. The company has been committed to the production and development of high &#8211; quality flanges and other pipeline accessories for many years. With advanced production equipment and a strict quality control system, it can meet the diverse needs of customers around the world. The company&#8217;s products are exported to many countries and regions, and have won a good reputation in the international market.<\/p>\n<p><strong>Characteristics of ANSI\/ASME B16.5 Flanges<\/strong>:<\/p>\n<ul>\n<li><strong>High &#8211; precision manufacturing<\/strong>: Use advanced machining technology to ensure accurate dimensions and a smooth surface finish of flanges, which meet the strict requirements of ANSI\/ASME B16.5.<\/li>\n<li><strong>Rich material selection<\/strong>: Offer a wide range of materials, including carbon steel, stainless steel, and alloy steel, to adapt to different working environments and media.<\/li>\n<\/ul>\n<p><strong>Company&#8217;s Advantages<\/strong>:<\/p>\n<ul>\n<li><strong>Strong R &#038; D ability<\/strong>: Continuously invest in research and development, and can customize flanges according to customers&#8217; special requirements.<\/li>\n<li><strong>Excellent after &#8211; sales service<\/strong>: Provide timely and effective after &#8211; sales support to solve customers&#8217; problems.<\/li>\n<\/ul>\n<p><strong>Website<\/strong>: <a href=\"https:\/\/www.cncjflange.com\/\">https:\/\/www.cncjflange.com\/<\/a><\/p>\n<h2>2. Hebei Haihao Group Co., Ltd.<\/h2>\n<p>Hebei Haihao Group is a large &#8211; scale enterprise group integrating scientific research, production, and sales. It has advanced production lines and a professional R &#038; D team. The company has a long &#8211; standing history in the field of pipeline products and has established a complete quality management system.<\/p>\n<p><strong>Characteristics of ANSI\/ASME B16.5 Flanges<\/strong>:<\/p>\n<ul>\n<li><strong>Good corrosion resistance<\/strong>: The flanges are treated with special anti &#8211; corrosion processes, which can effectively resist the erosion of various corrosive media.<\/li>\n<li><strong>High &#8211; strength structure<\/strong>: Through optimized forging and heat &#8211; treatment processes, the flanges have high strength and can withstand high pressure.<\/li>\n<\/ul>\n<p><strong>Company&#8217;s Advantages<\/strong>:<\/p>\n<ul>\n<li><strong>Large production capacity<\/strong>: Can meet the large &#8211; quantity needs of customers with short lead &#8211; times.<\/li>\n<li><strong>Certifications<\/strong>: The company has obtained a series of international certifications, which proves the high quality of its products.<\/li>\n<\/ul>\n<h2>3. Tianjin Pipe Fittings Group Co., Ltd.<\/h2>\n<p>Tianjin Pipe Fittings Group is a well &#8211; known enterprise in the pipeline industry. It has a strong technical force and rich production experience. The company focuses on product quality and innovation, and is committed to providing high &#8211; performance pipeline products.<\/p>\n<p><strong>Characteristics of ANSI\/ASME B16.5 Flanges<\/strong>:<\/p>\n<ul>\n<li><strong>Precise sealing performance<\/strong>: The design and manufacturing of flanges ensure excellent sealing performance, reducing the risk of leakage.<\/li>\n<li><strong>Stable chemical properties<\/strong>: The materials used in the flanges have stable chemical properties and can maintain their performance in different chemical environments.<\/li>\n<\/ul>\n<p><strong>Company&#8217;s Advantages<\/strong>:<\/p>\n<ul>\n<li><strong>Geographical advantage<\/strong>: Located in Tianjin, a major port city in China, it is convenient for product transportation and export.<\/li>\n<li><strong>Technical cooperation<\/strong>: The company has established technical cooperation relationships with many domestic and foreign institutions, which helps to improve its product quality and innovation ability.<\/li>\n<\/ul>\n<h2>4. Jiangsu Shentong Valve Co., Ltd.<\/h2>\n<p>Jiangsu Shentong Valve is a comprehensive enterprise mainly engaged in the production of valves and flanges. It has a modern production base and a high &#8211; quality management team. The company attaches great importance to product quality and environmental protection.<\/p>\n<p><strong>Characteristics of ANSI\/ASME B16.5 Flanges<\/strong>:<\/p>\n<ul>\n<li><strong>Good shock absorption performance<\/strong>: The flanges can effectively absorb shocks and vibrations in the pipeline system, ensuring the stable operation of the system.<\/li>\n<li><strong>Easy installation<\/strong>: The design of the flanges takes into account the convenience of installation, which can save installation time and cost.<\/li>\n<\/ul>\n<p><strong>Company&#8217;s Advantages<\/strong>:<\/p>\n<ul>\n<li><strong>Integrated production<\/strong>: The company can produce both valves and flanges, providing one &#8211; stop procurement services for customers.<\/li>\n<li><strong>Environmental protection awareness<\/strong>: The production process adheres to environmental protection standards, which is in line with the requirements of modern enterprises.<\/li>\n<\/ul>\n<h2>5. Shandong Yanggu Huatai Chemical Co., Ltd.<\/h2>\n<p>Although Shandong Yanggu Huatai Chemical is mainly known for the chemical industry, it also has a strong production capacity in the field of flanges. The company has advanced chemical processing technology, which is also applied in the production of flanges.<\/p>\n<p><strong>Characteristics of ANSI\/ASME B16.5 Flanges<\/strong>:<\/p>\n<ul>\n<li><strong>Excellent chemical resistance<\/strong>: The flanges can resist the corrosion of various harsh chemicals, which is suitable for chemical &#8211; industry pipelines.<\/li>\n<li><strong>High &#8211; temperature resistance<\/strong>: Through special heat &#8211; treatment processes, the flanges can maintain their performance at high temperatures.<\/li>\n<\/ul>\n<p><strong>Company&#8217;s Advantages<\/strong>:<\/p>\n<ul>\n<li><strong>Chemical technology support<\/strong>: The background in the chemical industry provides strong technical support for the production of high &#8211; performance flanges.<\/li>\n<li><strong>Cost &#8211; effective<\/strong>: The company can produce flanges with high &#8211; cost performance due to its integrated production and cost control in the chemical field.<\/li>\n<\/ul>\n<h2>6. Guangdong Jinguangyuan Industry Co., Ltd.<\/h2>\n<p>Guangdong Jinguangyuan Industry is a professional manufacturer of pipeline products. It has a young and innovative R &#038; D team and advanced production equipment. The company is committed to providing high &#8211; quality products and services to the global market.<\/p>\n<p><strong>Characteristics of ANSI\/ASME B16.5 Flanges<\/strong>:<\/p>\n<ul>\n<li><strong>Lightweight design<\/strong>: The flanges are designed to be lightweight without sacrificing strength, which is convenient for transportation and installation.<\/li>\n<li><strong>Aesthetic appearance<\/strong>: The surface treatment of the flanges makes them look beautiful and meets the aesthetic needs of some high &#8211; end applications.<\/li>\n<\/ul>\n<p><strong>Company&#8217;s Advantages<\/strong>:<\/p>\n<ul>\n<li><strong>Innovation ability<\/strong>: Continuously develop new products and improve product performance through innovation.<\/li>\n<li><strong>Good brand image<\/strong>: The company has established a good brand image in the market with its high &#8211; quality products and services.<\/li>\n<\/ul>\n<h2>7. Shanghai Luoxiang Industrial Co., Ltd.<\/h2>\n<p>Shanghai Luoxiang Industrial is a company with a long &#8211; standing reputation in the pipeline industry. It has a complete production system and a strict quality inspection system. The company focuses on customer satisfaction and has a wide range of customers at home and abroad.<\/p>\n<p><strong>Characteristics of ANSI\/ASME B16.5 Flanges<\/strong>:<\/p>\n<ul>\n<li><strong>High &#8211; quality raw materials<\/strong>: The company selects high &#8211; quality raw materials to ensure the quality and performance of the flanges.<\/li>\n<li><strong>Long service life<\/strong>: Through strict quality control and proper manufacturing processes, the flanges have a long service life.<\/li>\n<\/ul>\n<p><strong>Company&#8217;s Advantages<\/strong>:<\/p>\n<ul>\n<li><strong>Quality assurance system<\/strong>: A complete quality assurance system ensures that every flange meets or exceeds the industry standards.<\/li>\n<li><strong>Customer &#8211; centered service<\/strong>: Provide personalized service according to the needs of different customers.<\/li>\n<\/ul>\n<h2>8. Liaoning Hongxiang Pipeline Co., Ltd.<\/h2>\n<p>Liaoning Hongxiang Pipeline has rich experience in the production of pipeline products. It is located in Liaoning, an important industrial base in China, which provides it with abundant industrial resources.<\/p>\n<p><strong>Characteristics of ANSI\/ASME B16.5 Flanges<\/strong>:<\/p>\n<ul>\n<li><strong>Cold &#8211; resistant performance<\/strong>: The flanges can maintain good performance in cold regions, which is suitable for pipelines in cold &#8211; climate areas.<\/li>\n<li><strong>High pressure &#8211; bearing capacity<\/strong>: Through optimized design and forging processes, the flanges can withstand high internal pressures.<\/li>\n<\/ul>\n<p><strong>Company&#8217;s Advantages<\/strong>:<\/p>\n<ul>\n<li><strong>Industrial resource advantage<\/strong>: Relying on the local industrial base, it can obtain high &#8211; quality raw materials and advanced production technology at a relatively low cost.<\/li>\n<li><strong>Specialized production<\/strong>: Specialize in the production of pipeline products, which can ensure the professionalism and high &#8211; quality of flanges.<\/li>\n<\/ul>\n<h2>9. Fujian Gangyuan Metal Co., Ltd.<\/h2>\n<p>Fujian Gangyuan Metal is a professional metal processing enterprise. It has a large number of advanced metal processing equipment and a professional technical team. The company is committed to the production of high &#8211; quality metal products, including flanges.<\/p>\n<p><strong>Characteristics of ANSI\/ASME B16.5 Flanges<\/strong>:<\/p>\n<ul>\n<li><strong>High &#8211; density material structure<\/strong>: The metal processing technology ensures that the flanges have a high &#8211; density material structure, which improves their mechanical properties.<\/li>\n<li><strong>Good weldability<\/strong>: The flanges have good weldability, which is convenient for on &#8211; site installation and connection.<\/li>\n<\/ul>\n<p><strong>Company&#8217;s Advantages<\/strong>:<\/p>\n<ul>\n<li><strong>Advanced processing technology<\/strong>: Continuously introduce and apply advanced metal processing technology to improve product quality.<\/li>\n<li><strong>Flexible production mode<\/strong>: Can quickly adjust the production plan according to the market demand and customer requirements.<\/li>\n<\/ul>\n<h2>10. Hubei Zhongnan Pipeline Equipment Co., Ltd.<\/h2>\n<p>Hubei Zhongnan Pipeline Equipment is an enterprise focusing on the production of pipeline equipment. It has a complete set of production facilities and a well &#8211; trained workforce. The company emphasizes product reliability and stability.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.cncjflange.com\/uploads\/43420\/small\/loosed-flange32e3d.jpg\"><\/p>\n<p><strong>Characteristics of ANSI\/ASME B16.5 Flanges<\/strong>:<\/p>\n<ul>\n<li><strong>Reliable performance in complex environments<\/strong>: The flanges can work stably in complex environmental conditions, such as high &#8211; altitude, high &#8211; humidity, and high &#8211; dust environments.<\/li>\n<li><strong>Low maintenance cost<\/strong>: The design of the flanges reduces the need for frequent maintenance, which can save the overall operation cost.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.cncjflange.com\/bw-pipe-fittings\/\">BW Pipe Fittings<\/a> <strong>Company&#8217;s Advantages<\/strong>:<\/p>\n<ul>\n<li><strong>Field &#8211; test experience<\/strong>: Through years of field &#8211; test experience, the company can continuously improve the performance of its flanges.<\/li>\n<li><strong>Comprehensive service<\/strong>: Provide comprehensive services including product installation guidance and maintenance training.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>ANSI\/ASME B16.5 is a standard developed by the American National Standards Institute (ANSI) and the American &hellip; <a title=\"2026 Best 10 ANSI\/ASME B16.5 Flanges Suppliers in China\" class=\"hm-read-more\" href=\"http:\/\/www.garissalodge.com\/blog\/2026\/09\/01\/2026-best-10-ansi-asme-b16-5-flanges-suppliers-in-china-4145-e2873b\/\"><span class=\"screen-reader-text\">2026 Best 10 ANSI\/ASME B16.5 Flanges Suppliers in China<\/span>Read more<\/a><\/p>\n","protected":false},"author":194,"featured_media":291,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[254],"class_list":["post-291","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry","tag-ansi-asme-b16-5-flanges-4a12-e338d7"],"_links":{"self":[{"href":"http:\/\/www.garissalodge.com\/blog\/wp-json\/wp\/v2\/posts\/291","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.garissalodge.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.garissalodge.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.garissalodge.com\/blog\/wp-json\/wp\/v2\/users\/194"}],"replies":[{"embeddable":true,"href":"http:\/\/www.garissalodge.com\/blog\/wp-json\/wp\/v2\/comments?post=291"}],"version-history":[{"count":0,"href":"http:\/\/www.garissalodge.com\/blog\/wp-json\/wp\/v2\/posts\/291\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.garissalodge.com\/blog\/wp-json\/wp\/v2\/posts\/291"}],"wp:attachment":[{"href":"http:\/\/www.garissalodge.com\/blog\/wp-json\/wp\/v2\/media?parent=291"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.garissalodge.com\/blog\/wp-json\/wp\/v2\/categories?post=291"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.garissalodge.com\/blog\/wp-json\/wp\/v2\/tags?post=291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}