gi square rectangular steel pipe200+ factories verified

Tianjin Xinsihai Technology Co., Ltd. Located in the important economic center of northern China, Tianjin enjoys a superior geographical location. It faces the Bohai Sea to the east and connects to the core area of the Beijing-Tianjin-Hebei region to the west. Relying on convenient port transportation conditions, a complete industrial supporting system, and the rapidly developing regional economy, it provides unique advantages for the stable growth of enterprises. As a national comprehensive transportation hub, Tianjin has an integrated logistics network including sea, land and air transportation, enabling us to provide global customers with timely and reliable steel products and services with higher efficiency and lower costs.  

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.

Tangshan Yanfang Trading Co., Ltd.  is located in Tangshan, China's largest steel manufacturing base and home to the largest port in North China.

Union Steel Industry Co., Ltd as member of United Steel Industry Group, specialized in steel pipe and pipe fittings designing, manufacturing, stocking and exporting in China. As one of the leading manufacturer of steel pipe products in China, Union Steel Industry Co., Ltd are committed to providing one-stop service to customers around the world.

Shandong Hongyan Metal Materials Co., Ltd.

Liaocheng Xinglong Seamless Pipe Manufacturing Co., Ltd. Was founded in 2004. Covering an area of 15, 000 square meters, the company has total assets of over 250 million Yuan. There are 850 staff members in our company, including 180 technicians, and our annual output is 60, 000 tons. We have also established an effective and complete quality control system. In 2006, our company obtained the authorization of the ISO9001 Quality System, and it started to operate in accordance with API 5L and API 5CT in 2009.

Tianjin Wenli New Energy Technology Co., Ltd. Was established in 2012 with a registered capital of 120 million yuan. The company is located in Jinghai Daqiuzhuang, the steel production base of Tianjin, covering an area of 46, 000 square meters. It enjoys a convenient transportation location, being only 50 kilometers away from Tianjin Port. There are about 190 registered employees, and it has a professional team for the research and development, design and production of photovoltaic brackets. It has over 80 production lines, including automated section steel production lines, C-shaped steel/U-shaped steel/Z-shaped steel/C-shaped steel forming, CNC machine cutting, laser cutting, fully automatic cutting machines, forging machines, automatic welding and other automated production lines. The daily production capacity reaches 900 tons, with an annual total output of over 10GW, and it has obtained more than 30 technical and utility model patents. Since its establishment, the company has always adhered to the corporate philosophy of "becoming a transparent enterprise and doing a good job in the transparent business". It has passed the ISO9001 quality system, ISO14001 environmental system, ISO145001 safety system certifications and the recognition of the green supply chain evaluation system, and has also passed the 5-star service certification of the "Commodity After-sales Service Evaluation System". A total of 8 major categories of our company's bracket products have been certified by the authoritative domestic certification body, Electric Energy (Beijing) Certification Center Co., Ltd. At the same time, our company's products have also obtained EU certification. Our main products include steel structure brackets, aluminum alloy brackets, carport brackets, as well as bracket accessories, fasteners, section steel, Angle steel, channel steel, square and rectangular tubes, round tubes and other products. They have been widely applied in photovoltaic power generation, centralized and distributed power generation, agricultural photovoltaic complementarity, fishery photovoltaic complementarity, industrial buildings and other fields. The company takes product quality as its core and intelligent manufacturing as its orientation. Its sales and services cover many countries and regions around the world and have received unanimous praise from customers. Let's join hands with Tianjin Wenli to build a photovoltaic ecosystem together!

Tianjin Ruitong Steel Co., Ltd. Was founded in 1987 and is located in Daqiuzhuang Down, Jinghai Country, Tianjin, with employees and the total assets of up to one hundred million RMB. We are a modern private iron and steel complex that integrates production, sale, and trade together. We specialize in spiral welded pipes, high frequency straight seam welded pipes, cold-strip steel, luminous hoops, and electrician round aluminum poles, altogether five big serial products. Our company has abundant technical force, advanced production equipment, and consummation examination system. Presently we have 1 electrician round aluminum pole production line and our annual production of 9.0mm-20.0mm aluminum poles is 35, 000 tons; We have four continually cold-strip steel production lines, necessary equipment, acid pickling lines, cutting machines, and hoop annealing furnaces, and our annual production of 30-400mm width and 0.5mm thickness cold-strip steel is 80, 000 tons; We have 2 high frequency welded pipe production lines and our annual production of 16-60.3mm diameter and 0.6-2.0mm thickness straight seam thin wall welded pipes is 30, 000 tons; We have 5 two-sided buries arc spiral welded pipe production lines and our yearly production of 219-2020mm diameter and 5-16mm wall thickness spiral welded pipes are 100, 000 tons; We have 2 Luminous hoop production lines and our yearly production of 400mm width luminous hoops is 40, 000 tons. Under the business policy of good faith and quality, Tianjin Ruitong Steel Co., Ltd. Attained ISO9001 International Quality Assurance System Certification and our steel sells well in North America, Africa, Southeast Asia, and Europe. Meanwhile, we have gained a good reputation among clients. Tianjin Ruitong Steel Co., Ltd. Makes efforts to make enterprise culture with Zeitgeist and Ruitong characteristics, develop the enterprise spirit with constantly strive to become stronger, never stop struggling, and never say failure, and carry forward the value idea of making the nation stronger with steel and constructing high-quality goods base to create the world brand.

Tianjin TianYingTai(TYT) Steel Pipe Co., Ltd is located in Jinghai, Tianjin, which is professionally engaged in steel production sales, steel processing, greenhouse engineering with accessories and export business. It has been experienced for 18 years so far. We have 13 production lines for various kinds of steel pipe, 10 processing production lines and 2 environmental production hot-dipped galvanizing lines. We not only can produce 450, 000 tons of various sizes of pre-galvanized steel pipe, but also can produce deep processing pipe with 100, 000 tons. Our annual production capacity of hot dipped galvanized steel pipe is 200, 000 tons, capacity of greenhouse engineering material is 250, 000 tons and highway column and guardrail is 200, 000 tons.

The Tangshan Zhenxiang Group was founded in 2005. After several years of development, Zhenxiang has developt into a integrated iron and steel enterprise of strip slitting, Hot DIP galvanized processing, international trade and logistics and distribution.

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.  

Our company is a comprehensive enterprise specializing in the R&D, production and export of stainless steel raw materials and finished products. With over a decade of deep cultivation in the industry, we have built a complete industrial chain covering raw material smelting, precision processing and global distribution. Our main products include 304/316/201 series stainless steel plates, pipes, bars and customized deep-processing products. Relying on stable quality, flexible customization schemes and efficient delivery capabilities, our products are exported to more than 80 countries and regions such as Europe, America, Southeast Asia and the Middle East, and are widely used in construction decoration, mechanical equipment, chemical equipment, kitchenware & sanitary ware, automobile manufacturing and other fields.

Wholesale and retail: Pipeline equipment, steel, hardware products, insulation materials, building materials, sports equipment, plastic products, rubber products, mechanical equipment and spare parts, import and export of goods (for projects that require approval according to law, business activities can only be carried out after approval by relevant departments).

Permanent Steel Manufacturing Co., Ltd has been committed to being a major supplier of quality kinds of carbon steel pipe, stainless steel tube, hollow section, casing pipe, numerous types of piping equipments including Bend, Cap, Coupling, Elbow, Reducer, Stub End, Tee, Olet, Joint, Gasket, etc. As a factory, which specializing in the production, processing and sales of various steel pipes and pipe fittings size enterprises, headquartered in Hunan, the production base is located in Shandong and Tianjin.

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.

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.

Qingdao L&C Import & Export Co., Ltd. - Your Trusted Partner in Pipeline, Structural Steel, Hardware and Industrial Components

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.

Tianjin Friend Steel Group with "TFCO" Brand has 5 subsidiary compainies include Tianjin Friend Steel Pipe Co., Ltd. Tianjin Steel Galvanization Co., Ltd. Tianjin Friend Metal Material Co., Ltd. Tianjin Friend Import&Export Co., Ltd. Tianjin Steel Import&Export Co., Ltd. Built in 1999 with registered capital of RMB 30 million, we have an annual production capacity of 400, 000 MT and exporting quatity of 60, 000MT.

Our business has a situation here - all of our customers are brand. They are famous and well accepted by local customer. They commit to their consumer value. They are loved by people and never fail their expectation. Although they could be all different, they have one thing in common - they work with us.

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.

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.

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.

Tianjin Emerson Metal Steel Products Co., Ltd is a factory for metal steel fabrication, we have 20000V Fiber Laser Cutting Machine, 300T bending machine, Argon Arc welding machines, Dual Shield Welding machines, Laser welding machines, CNC sawing cutting machine, drilling machine, tapping machine, grinding machines, Manual cutting machine, polishing machine,

Established in 2006, Shanghai Changzeng Metal Co., Ltd. Has decade years of experience in supplying and exporting in steel products, including Baogang, Angang Steel, Maanshan Steel. Our company mainly produce all kinds of steel products with good quality and low price in China. The total investment amounted to RMB10, 500, 000Yuan on producing Metallurgy, Mineral & Energy project.

Our company was founded in 2000, is a comprehensive steel manufacturer integrating production, processing and trade all in one. The company's premises are located in the place of industry strategic importance in Shengfang of Hebei Province. Enjoying the convenient traffic and occupying an advantageous location, the company covers an area of 30, 000 square meters, construction area of 7, 500 square meters, more than 200 employees. Our company now owns 15 ERW steel pipe production lines and 6 special precision steel pipe production lines., and can reach the annual production capacity of 1000, 000 tons.

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

Welcome to pay attention to our company!

Shandong Dingcheng Liye Material Company is a domestic modern iron and steel enterprise who is founded in 2002. We are committed to carbon steel coil, carbon steel sheet, galvanized coil, galvanized coil, pre-coated coil, pre-coated steel sheet, galvanized tile, pre-coated tile, iron wire, galvanized wire, wire rod, steel bar, stainless steel plate, stainless steel pipe, carbon steel pipe, profile and other steel products. We are located in Shandong Province and we are close to Qingdao Seaport, that is much convenient in carriage