q235b galvanized rectangular pipe100+ factories verified

Founded in 2002, Linyi Rongxiang Steel Pipe Co., Ltd. is a professional steel pipe manufacturer located in Hedong Industrial Park, Linyi, China. With over 20 years of manufacturing experience, we specialize in R&D, production and deep processing of welded pipes, cold-rolled strip steel and hot-DIP galvanized steel pipes. As a Provincial Innovative SME and Green Factory with 26 technical patents, we own a complete industrial chain covering raw material processing, precision pipe welding, environmental galvanizing, customized deep processing and integrated logistics services. Our factory covers 200, 000 square meters with advanced intelligent production lines and professional testing laboratories, supporting an annual output of 50, 000 tons. We produce round pipes (15mm-219mm outer diameter) and full-spec square and rectangular tubes, with wall thickness tolerance strictly controlled within ±0.2mm for standard products and ±0.1mm for high-precision customized pipes. Our in-house galvanizing workshop provides adjustable anti-corrosion solutions, with standard zinc coating of 40μm to 85μm and thickened coating over 100μm for coastal, chemical and high-corrosion environments. Adopting eco-friendly passivation technology, our products meet domestic and international environmental standards for smooth export customs clearance. We offer one-stop deep processing including fixed-length cutting from 3m to 12m, bending, punching, polishing and anti-rust treatment, allowing direct installation without secondary processing. We maintain sufficient spot inventory for greenhouse, structural, guardrail, power support and storage rack pipes, with fast delivery: 3-5 days for stock orders, 7-15 days for customized orders and 15-25 days for bulk orders. Our product lineup covers Q235B/Q355B black welded pipes, cold galvanized pipes and high-performance hot-DIP galvanized pipes. Our galvanized pipes feature strong zinc adhesion and over 10 years of outdoor anti-corrosion lifespan, widely used in greenhouses, municipal facilities and industrial projects. We support SGS third-party inspection and provide complete qualification documents, complying with GB/T3091, ASTM and EN standards for global bidding and customs clearance. With strict three-level quality control and independent R&D capabilities, we ensure stable product quality and standardized green production. We support flexible cooperation with low 1-ton MOQ, free samples, tiered pricing, T/T and L/C payment terms, as well as EXW and FOB quotations. Adhering to "Quality First, Customer Supreme, Credit-Based", we provide efficient after-sales service and sincerely cooperate with global clients for win-win development.

In the magnificent landscape of the steel industry, Liaocheng Mingxing Pipe Manufacturing Co., Ltd. Has been like a rising star since its establishment in 2016. It has emerged prominently in the industry with a rapid momentum and gradually grown into a pioneering enterprise integrating modern production and trade. The company has always focused on the global market with keen insight, and advanced steadily in the fierce market competition relying on forward-looking strategic vision and solid business capabilities, constantly writing its own development chapter.  

TXD Steel Group Co., Ltd. is a professional and comprehensive steel export enterprise integrating production, processing, international trade and logistics services. Headquartered in Jinan, China, we have established wholly-owned subsidiaries in Guangzhou, Suzhou and Egypt, forming a complete domestic and international operation network that covers production coordination, market development and localized service. With years of deep cultivation in the steel industry, we have built a stable and reliable global supply system and won high recognition from customers around the world.

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

Shandong Desheng Supply Chain Management Co., Ltd. One-stop steel solutions and provider, Located in Jinan city founded in 2015, We are specialized in Carbon steel plate Stainless steel plate, Steel structural profiles such as Steel channel, Steel angle, H beam, I beam, Steel square and rectangular tube and Steel round pipe, Steel solid bars such as Round bar, Deformed bar, Wire coil etc.

Shandong Huazhu metal manufacture Co., Ltd. is located in Shandong province, adjacent to the important steel machinery industry base in north China. Rich experience in steel manufacturing, engineering and trade. We specialize in all kinds of prefabricated/processed building materials and related services. Our main products include corten steel plate(weathering resistant steel plate)/galvanized steel plate/stainless steel plate/stainless steel pipe/galvnized steel coil galvanized steel pipe/lead sheet/galvanized retangular steel pipe/prepainted galvanized steel coil/corrugated steel sheet, etc. There are thick wall seamless steel pipe/alloy seamless steel pipe/welded steel pipe. In addition to steel materials, we also provide stamping, welding. CNC turning, bending wire cutting laser cutting. The company covers an area of 1600 square meters, more than 50 existing employees, annual production capacity of 300000 Tons, we can customize metal products according to drawings and samples. High quality and stable quality, reasonable price, punctual payment time, thoughtful and efficient service, so that our products sell well in the United States, Australia, South Korea, Turkey, Saudi Arabia, India, Russia, America Benstein, Thailand, Myanmar, Vietnam, Philippines, Chile and other countries and regions. We are committed to continuously improve product quality and service level, for more customers to serve, make Huazhu become the preferred supplier of steel products.

Shandong Hongyan Metal Materials Co., Ltd.

Liaocheng Hengjiude Machinery Equipment Co., Ltd. is a comprehensive company integrating steel production, processing, trade, logistics and distribution. With international high-end technology, independent innovation intellectual property rights, professional high-tech enterprises. The company is located in Liaocheng City, Shandong Province, the largest steel pipe industrial base in China. Located in Shandong Province, known as "the holy land of Qilu and the state of rites", the location advantage is obvious and the transportation is convenient. The company has more than 110, 000 square meters of production and processing base, the full introduction of international advanced modern automated production and processing equipment.

Shandong Baotai Steel Co., Ltd. is located in Jinan, the capital of Shandong Province. Mainly produce stainless steel, carbon steel, galvanized steel, PP G I, PP G L. Our team has been dedicated to the steel industry for 20 years. The company has established long-term and close cooperative relations with well-known domestic iron and steel enterprises. At the same time, the company's annual stock reserve exceeds 200, 000 tons, which can guarantee a short delivery time. Baotai Steel provides services to domestic government construction projects, Chinese listed companies and state-owned enterprises and other large enterprises. At the same time, Baotai Steel has long-term cooperative relations with many countries in Russia, the Middle East, Southeast Asia, South Africa, South America and other regions. With high-quality products, low prices and high-quality services, it has been highly praised by customers. Customers from different countries signed agency agreements with Baotai Iron and Steel and became Baotai Iron and Steel's agents. Baotai Steel's service team provides you with professional and high-quality services online 24 hours a day. At the same time, Baotai Steel also insists on customer-centric win-win, and looks forward to becoming a high-quality enterprise you can trust.

Hebei Rongbao import and export trade Co., Ltd is a specializing in the equipment manufacturing field. Our main products include square tubes, round tubes, rectangular tubes, high-density steel tubes and precision steel tubes etc. These products, with their outstanding quality, are widely used in various fields such as construction, mechanical manufacturing, automotive industry and energy, and are highly trusted and praised by customers. We has its own stainless steel research and development department, production department and selling department.

TOPREGAL(TIANJIN) INDUSTRIAL CO, Ltd. located IN TIANJIN, China, WHICH IS LARGEST PORT IN THE NORTH OF China. TOPREGAL HAS OVER 15 YEARS EXPORT EXPERIENCE IN STEEL FIELD, MAINLY SELL BLACK STEEL PIPE, GALVANIZED STEEL PIPE, STEEL COIL, STEEL SHEET, PRE-PAINTED & GALVANIZED STEEL COIL AND STEEL PROFILES.

Tianjin Youfa International Trade Co., Ltd. is the subsidiary of Tianjin Youfa Group. As one of the windows for international business, we mainly focus on exploring overseas markets as well as developing and offering service for major domestic clients. Tianjin Youfa Group is a comprehensive steel-based enterprise, the business includes steel-making, steel strip, straight seam welded pipe, galvanized pipe, rectangular pipe, spiral pipe, plastic inner-lined pipe, seamless pipe, covered electrode, so on and so forth. The annual integrate production capacity amounts to 7.5 million tons. Since 2006, we have been one of the leading corporations in Chinese Top-500. What is more, Youfa Group is the largest straight-seam welded pipe manufacturer in China. In 2008, "YouFa" Brand was regarded as the "Well-known Chinese Trademark" by Trademark Office State Administration for Industry &Commerce of the People's Republic of China. Meanwhile, we are the first-class supplier for CNPC, Sinopec and some big relevant companies. So as to adapt to the overall-developing strategy, at the beginning of 2010, YouFa Group and its subsidiaries founded SIANO(Beijing) Steel Co., Ltd, which is responsible for the import &export business, building business contact with some influential companies and providing the after-sale service for our customers.

Liaocheng Huajian Steel Co., Ltd is located in Liaocheng, Shandong Province, which is known as "the Water City of Jiangbei", and our company was established in the year 2012, and the registered capital is 101, 0000 RMB, we are a modern private enterprises which are specialized and exporting steel materials in China and win high reputations from our customers.

Shandong Hongtai Metal Products Co., Ltd. is located in Jinan, the capital of Shandong Province. It is mainly engaged in the production of stainless steel, carbon steel and galvanized steel, PP G I, PP G L. Our team has been focusing on the steel industry for 15 years. We are now a diamond supplier and a trustworthy enterprise of Made-in-China. com, and have passed the SGS on-site audit. The company has established a long-term close cooperative relationship with well-known domestic steel companies. At the same time, the company's annual spot reserve exceeds 100, 000 tons, so we can guarantee a short delivery time. Hongtai Metal provides services for domestic government construction projects, Chinese listed companies and state-owned enterprises and other large enterprises. At the same time, Hongtai Metal has long-term cooperative relations with many countries in Russia, the Middle East, Southeast Asia, South Africa, South America and other regions. With high-quality products, low prices and high-quality services, customers have been highly evaluated. Customers from different countries have signed agency agreements with Hongtai Metal and become Hongtai Metal's agents. Hongtai Metal Service Team will provide you with professional and high-quality services 24 hours a day online. At the same time, Hongtai Metal also adheres to a customer-centric win-win situation, and looks forward to becoming your reliable and high-quality enterprise.

Angshan Yanfang Trading Co., Ltd. is located in Tangshan, China's key iron and steel hub - home to the largest port in North China.   With over 11 years of export experience in the steel industry, Yanfang has partnered with 18 overseas clients, helping them rank among the top five in their local markets.   The company mainly deals in steel coils, steel plates, galvanized steel coils, cold-rolled steel coils, steel pipes, galvanized steel pipes, Steel Profile, sheet metal stamping parts and machining services.

Shandong Xingtongda Steel Co., Ltd was founded in 2020 with a registered capital of 10 million RMB and has more than 20 years of experience in the steel industry. Our annual sales nearly one billion, about 300, 000 tons steel.

SHANDONG CHANGFA ELECTRICAL EQUIPMENT Co., Ltd (Xinbaolong Steel Co, . Ltd) is a seamless steel pipe, steel plate and steel bar stockist and trader, located in Liaocheng City, a beautiful water city in Shandong Province, China.

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

Shanghai Changzeng Metal Co., Ltd. Was established in 2006, the registered capital of 10.5 million yuan, is a professional steel trade company in Shanghai. The company's main products are steel metal, building materials, steel profiles, plates, pipes and so on. The products are mainly used in construction industry, factory, railway, shipbuilding and so on.

Different kinds of products are available in our company. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.

Company China Steel Material & Pipe Company, together with its subsidiaries Company JinHuaTai (Tianjin) International Trade Co, Ltd, Company HuaQiYouFa Pipe Tech, and Company ZhongTian ZhongGong, are affiliated to the same group. One-stop steel material, steel pipe&plate, section steel and customization tailored to your needs more than 20 years. Our steel material supply 30 out of 32 regions in China. It has 4 offices in China, 1 international branch in Tianjin; 3factories(2 in LiaoCheng, 1 in JingHai).

We are a comprehensive, modern and high-quality enterprise integrating steel production, processing and sales. Located in Shandong Iron and Steel City: Liaocheng. The company has developed rapidly since its establishment. It has established long-term and stable cooperative relations with Shandong Iron and Steel, Rizhao Iron and Steel, etc. Main products: Carbon steel, I-beam, H-beam, stainless steel plate, wear-resistant plate, patterned steel plate, galvanized series, steel pipe, rebar, welded pipe, galvanized welded pipe, spiral welded pipe, etc. Widely used in important fields such as automobile, petroleum, railway, bridge, construction, electric power, transportation, machinery, shipbuilding, light industry, household appliances, kitchen and so on.

Our company has been engaged in import and export trade for"moret than 20 years. It is a comprehensive manufacturing company engaged in high-quality steel and has established closecooperative relations with major steel production enterprises at home and abroadWith sufficient supplyreasonable price and honest service, we are based on the Chineseand foreign markets, have good corporate reputation and win the trust of our customers. We have a united and cooperative marketing team for development. With high-qualityservice and flexible business mode, we uphold the business philosophy of "survival byquality and development by reputation", Based on the principle of "honest operation, mutual benefit and common development", we are willing to provide new and oldcustomers with better and more professional services to create a better tomorrow.

Chongqing Yaoda Hongcheng Metal Products Co., Ltd. is a trusted China-based supplier of stainless steel and metal products, serving customers in both domestic and international markets. We are committed to offering consistent quality, flexible supply, and responsive customer service. Our products include stainless steel coils, sheets, plates, strips, pipes, tubes, bars, rods, wires, fittings, and various steel structural sections such as H-beams, channels, and angles. We supply commonly used grades like 304, 304L, 316, 316L, 310S, 321, 2205, 2507, 409, 430, and related materials for different applications. All materials are produced and inspected according to ASTM, EN, JIS, and ISO standards, ensuring stable performance and compliance with international requirements. Our products are widely applied in construction, industrial equipment, energy projects, chemical processing, marine engineering, and infrastructure projects. With well-established production resources, strict quality management, and efficient logistics support, we can provide customized solutions, OEM services, and timely delivery. Chongqing Yaoda Hongcheng Metal Products Co., Ltd. Strives to build long-term cooperation by offering reliable products and professional support to customers worldwide.

Shaanxi Chengxin Yongsheng Metal Co., Ltd. Was established in 2010, covers an area of 80000 square meters with abundant capital, advanced equipment, supply full, convenient transportation, and currently employs nearly 120 people. The company specializes in the production of stainless steeel bar, stainless steel coil, stainless steel plate, stainless steel tubes, stainless steel rods, and other stainless steel profiles. In addition, it also produces various alloy steel material. The main materials of the company's products are TP304/304L, TP316/316L, TP321, 310S, 904L, S31803, 2520Si2, Monel400, etc.

Sanli Precision Steel Tube Processing Factory was established in October 2003 and is located in Huadu District, Guangzhou, Guangdong, China. With over 20 years of development, we have grown into a specialized manufacturer with more than 10, 000 m² of production area. Our management and core engineering team comes from the "Guanggang" technical system and carries forward rigorous industrial discipline and standardized manufacturing practices, helping us control quality consistently from raw-material evaluation to final inspection.

Renqiu Xhf Metal Material Co., Ltd is located in Liuzhuang Village, Xinzhongyi Town, Qiushi City. The company is mainly engaged in the development, production, sales and distribution of carbon steel materials. The company has a standard production workshop and modern comprehensive equipment, to ensure the high quality of products, products exported to many countries at home and abroad.

Over the past few years, we have focused solely on one thing: How to make your business operate more effectively. We think, we design, and then equip your company with various different components. As a manufacturing company jointly invested by multiple manufacturers of Shengten New Materials, we combine the unique technologies and manufacturing processes of each of these manufacturers. We offer products with competitive manufacturing costs to support brands with specific attitudes and styles. Come and talk to us.

Shandong Zhuosheng Co., Ltd. Has a large inventory of products - carbon steel, galvanized, aluminum zinc, stainless steel, ductile iron pipes, oil sleeves, I-beams, angle steels, channel steels, steel rails, steel bars, steel sheet piles, tinplate, etc., which can meet your various needs.

Shandong Hongcheng Metal Materials Co., Ltd. is a professional steel product manufacturer. The company is located in Jinan City, Shandong Province, close to Qingdao Port and Tianjin Port, and sea transportation is very convenient. Main products: Carbon steel coils, stainless steel coils, galvanized coils, color-coated coils, roof panels, rebars, H-shaped steel, angle steel, channel steel, etc., with rich product resources, providing you with one-stop procurement.