welded casing1,000+ factories verified

Oasis Oil Tools Co., Ltd, is a famous manufacturer which integrates the research and development, design, manufacture and sell water well screens/johnson screens, wire wrap screen, wedge wire screen, pipe based well screens, oil well screens and sand control well screens, bridge slotted well screens, perforated pipe (base pipe), gravel pre-packed well screens, wedge wire screens, passive water intake screens etc. Water, oil and gas well filtering products as well steel tubes and pipes and industrial parts.

Tianjin Boer King Steel Co., Ltd. Locates in the Shuang Gang industrial zone of Jinnan district 36km away from tianjin port. 6km away from tianjin airport, 40km away from train station.

Qingdao Megasoar Machinery Co., Ltd. Was established in 2018. Its cooperative factory is located in Shengli Oilfield, Dongying, Shandong Province, and has 10 years of experience in the foreign trade export of petroleum machinery. As a recognized industry leader in domestic China, it is committed to develop,  manufacture and supply a variety array of oilfield products categorized as drilling equipment, production equipment, tubular goods, pipelines, chemicals and oilfield services. Technical innovation is always the focus for this National Hi-tech Enterprise and it owns 120 odds national patents, of which 18 are invention patents.  Years of sales efforts have made our products blossoming in nearly every domestic oilfields. Products have been distributed to more than 30 countries such as USA, Canada, Argentina, Cuba, Russia, Kazakhstan, Uzbekistan and Indonesia etc. Three Quality Management Systems attained, such as ISO9001: 2000 Quality Management System, ISO14001 Environmental Management System and OHSAS18001 Occupational Health and Safety Assessment Series, are always integrated throughout the company's daily operation and processes. 16 products such as drilling rig, casing, tubing, drill pipe, pumping unit, sucker rod, sucker rod pump and composite pipe are licensed to use API 4F, API 7K, API 8A, API 5CT, API 5D, API 11E, API 11B, API 11AX and API 15HR monograms. Our strategic goal is to become a national and then an international petroleum equipment supplier and to offer products and solutions for any challenging customer demand. As a recognized industry leader in domestic China, it is committed to develop,  manufacture and supply a variety array of oilfield products categorized as drilling equipment, production equipment, tubular goods, pipelines, chemicals and oilfield services. Technical innovation is always the focus for this National Hi-tech Enterprise and it owns 120 odds national patents, of which 18 are invention patents.  Years of sales efforts have made our products blossoming in nearly every domestic oilfields. Products have been distributed to more than 30 countries such as USA, Canada, Argentina, Cuba, Russia, Kazakhstan, Uzbekistan and Indonesia etc. Three Quality Management Systems attained, such as ISO9001: 2000 Quality Management System, ISO14001 Environmental Management System and OHSAS18001 Occupational Health and Safety Assessment Series, are always integrated throughout the company's daily operation and processes. 16 products such as drilling rig, casing, tubing, drill pipe, pumping unit, sucker rod, sucker rod pump and composite pipe are licensed to use API 4F, API 7K, API 8A, API 5CT, API 5D, API 11E, API 11B, API 11AX and API 15HR monograms. Our strategic goal is to become a national and then an international petroleum equipment supplier and to offer products and solutions for any challenging customer demand.

WE BOER KING STEEL GROUP(Tianjin Boer King Steel Import and Export Co., Ltd )LOCATED IN SHUANGGANGINDUSTRIAL ZONE, JINNAN DISTRICT, TIANJIN, China. 30KM AWAY FROM TIANJIN XINGANG PORT, 8KM AWAY FROM TIANJIN AIRPORT.

Wuxi Xinruichi Co., Ltd. is an industrial equipment solutions provider. Located in Wuxi, the heartland of the Yangtze River Delta-a region renowned for its developed manufacturing industry-the company occupies an area of 50, 000 square meters. Leveraging its unique geographical advantages and industrial supporting facilities, it is committed to providing global customers with products and services ranging from precision components to intelligent complete sets of equipment.

Chengdu Derbo Steel Co., Ltd. Since its establishment in 1990s, has focused on steel industry for more than10 years with the principle of perfect quality and excellent service and basic purpose of providing strategic sourcing service and product solutions for foreign market.

SHANDONG LIGHT FIR MACHINERY Co., Ltd (LIGHT FIR) is located in Shengli Oilfield, Shandong Province, 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.

Tianjin Hypile Foundation Engineering Co., Ltd.

Qingdao hairun intelligent technology Co., Ltd is located in jiaozhou city, about 10km to jiaodong internation airport, and 50km to qingdao port.

SDKC Shandong Kaichuan Electric Equipment Co., Ltd. is a high-tech enterprise specializing in the production and sales of industrial electrical components and high and low voltage switchgear. It is a large-scale enterprise integrating R&D, manufacturing, trade and service.

HONGKONG EASTLONG TECHNOLOGY Co., Limited We are mainly engaged in the sales of tubing coupling, casing coupling, pup joints, tool joints, and so on. Our factory is located in Henan, China. We have more than 15 years of experience in production, We have the ISO 9001 Quality Control Certificate, API - 5CT Certificate.

Toptailss Technology company is founded by a group people from engineers, purchasing manager, and business development who are focus on providing the best suitable products and service to customers especially longtail small buyers. We have wide connection of supply chain and is good at purchasing and delivery the products just you want.

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.

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.

ZHEJIANG ZHONG DING IRON AND STEEL Co., Ltd is a large-scale enterprise integrating production, sales and trade. The company now has 8 hot-rolling piercing production lines and 30 cold-rolling unit production lines, with a production range of 10mm-219mm, wall thickness 0.5mm-22mm, tolerance range of +-2 wire precision steel pipes, and an annual inventory of more than 8, 000 tons of precision bright tubes; Advanced There are 6 double-sided submerged arc welded spiral steel pipe production lines, which can produce double-sided submerged arc welded spiral steel pipes with a diameter of 219-3620mm and a wall thickness of 6-30mm. The annual production of spiral pipes is more than 200, 000 tons and is trusted by the majority of the industry.

Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd. Was founded in 1999, mainly engaged in oil pipes and pipe fittings, oil special drilling and production tools and oil automation equipments. The company is named as national integration and standard implementation enterprise, a national science and technology-based small and medium-sized enterprise. With honors of"Henan enterprise technology center", "Henan postdoctoral innovation practice base", the company hold 35 senior engineers, engineers and technicians, and has successively obtained ISO9001 Quality system certificates, API 5CT certificate authorized by American Petroleum Institute and BV Quality supplier evaluation certificate issued by company of France. Owing more than 30 independent intellectual property rights, forming an industrial chain integrating design, development, manufacturing, testing and experiment of numerical control automation equipment for petroleum machinery products, which can meet customers' demand for products Full cycle service.

Shandong Donghong Pipe Industry Co., Ltd. ( Donghong Pipe Industry, stock code: 603856) is headquartered in the hometown of Confucius - Qufu, China, and is an engineering pipeline manufacturer, pipeline engineering service provider and general contractor of pipeline engineering for all kinds of high polymer plastic pipelines, modified plastic composite pipes, heavy Donghong is a manufacturer of engineering pipelines, pipeline engineering service provider and general contractor of pipeline engineering with various types of high polymer plastic pipes, modified plastic composite pipes, heavy anti-corrosion metal pipes, energy-saving thermal insulated pipelines, connecting fittings and the application of new materials as its main business. Relying on the national enterprise technology center, the company integrates upstream and downstream ecological resources, deepens the research on digitalization, informatization and intelligentization of pipeline engineering, integrates intelligent pipeline into human life, and devotes itself to becoming a global leading comprehensive solution provider of pipeline system.

After 20 years of development, HengAn Weiye Steel Group has become a leading enterprise in the industry with is own brand and several patents. In year 2022, Hunan HengAn Weiye Metal Products Co, Ltd was established to pave the way for extended processing and international trade of metal products. The company has over 10000 tons of stock and processing bases in Guangzhou, Tianjin, Hubei and Shandong, Jiangsu and Zhejiang.

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.

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.

Nice to see you visiting our website~

Shandong Zhongxuan Metal Material Co., Ltd is a modern enterprise integrating production, processing and trade, and is a leading iron and steel enterprise group in China.

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.

Jiangsu HYT International Trading Co., Ltd was established in 2015, which is a wholly-owned subsidiary of Wuxi Lusheng Special Steel Co., Ltd., Jiangsu HYT International Trading Co. Is responsible for the overseas marketing business of various metal products produced by our group. We specialize in alloy steel, stainless steel, carbon steel, copper, aluminum, high nickel chromium alloy and other materials of pipes, plates, bars, profiles, piping fittings and welding materials, we dediceted in providing one-stop service for petroleum, chemical, electric power and automobile manufacturing industries.

Shanghai ALI-MAMA STEEL TRADING COMPANY. Known as Ali-Steel, pioneered in 2020, based in Shanghai, ALI-STEEL is a professional one-stop steel products supplier. Our business philosophy is"keep improving & win-win cooperation". We furnish best steel and strict quality management, perfect after-sales services, reasonable product prices, good customer reputation as we have faith in integrity of the our business philosophy. We realize the common development of customers, employees and enterprises. We have won trust and support of customers from all over the world. Selling steel all over China and mainly exported to South America, Southeast Asia, Middle East, South Africa, Australia and many more. Our company's main products: VARIOUS CARBON STEEL AND STAINLESS STEEL PIPE AND FITTING, STEEL CONSTRUCTION FABRICATION AND PRODUCTS, Metal including ERW steel pipe, LSAW STEEL pipe and SSAW STEEL pipe, Seamless steel pipe and galvanized Zinc steel pipe, square and rectangular steel pipe, steel plates and steel billets.

Shandong Meide Import and Export Co., Ltd., founded in 1997, is located in Liaocheng City, Shandong Province, the largest steel logistics center in North China. It focuses on the production and sales of copper, aluminum, titanium, special steel, mold steel, alloy steel, and general mechanical equipment for steel processing. The product range is mainly extended to five series of plates, strips, tubes, rods and profiles. It has passed the ISO9001: 2000 quality system certification, and its products have passed the SGS, ROSH, TUV and REACH certification. It has cold rolling, hot rolling and other production lines. Such as heat treatment chemical analysis, metal halide detection, physical detection, non-destructive detection and other detection equipment and detection technology, and imported physical and chemical detection equipment full-spectrum direct-reading spectrometer, which can quickly and accurately analyze various metal materials. It is produced according to American ASTM standards, Japanese JIS standards, German DIN standards, British BS standards and other standards. At the same time, we can customize and develop new products according to the actual application of customers, and provide products according to different cost and performance requirements. The company has cooperative relations with more than 20 well-known steel mills in China and is the sales and export agent of famous local steel mills in Shandong Province. With rich and professional marketing experience of steel products, our company has become a reliable bridge between overseas customers and domestic steel mills. We are committed to strict quality control and considerate customer service, adhere to quality first, fast delivery, and our experienced staff can communicate with you at any time to ensure full customer satisfaction. We also welcome OEM and ODM orders. You can discuss your purchase requirements for the current product with our customer service center, or provide customized help for your application. It has established modern large outdoor warehouse and indoor warehouse, with 20000 tons of goods in stock. Its customer base covers all provinces and cities in the country, and has more than 100 long-term stable cooperative customers. We sincerely welcome friends from all over the world to visit our company. We look forward to establishing business relations and personal friendship with you.

Fujian Tuochang Import and Export Trade Co., Ltd is an UL listed, CE attested company, specializing in manufacturing of electrical conduit and fittings. Our main products include cold-strip steel, annealed steel, galvanized steel, medium and thin-wall high-frequency steel tube, galvanized tube, squire tube, rectangular tube, hot galvanized steel and conduit tube that confirms to Chinese, British, American national standard (BS4568-1970 standard, BS31-1940 standard, UL797-2000C80.3 EMT standard, UL1242C80.6 IMC standard, GB/T14823.1-1993 Mental Conduit Standard). Size according to customer's requirement.

Shanxi Yunwei Industrial Co., Ltd is a professional engaged in the research, development, sale and service of metal stamping parts, metal fabrication parts and metal laser cutting parts, which material can be carbon steel, stainless steel, aluminum, and the finish can be powder coating, zinc plating, polishing, anodized, and so on.

Qingdao Century Hengyuan Machinery Co., Ltd. is a powerful company engaged in different fields of mechanical parts manufacturing.