seamless thread pipe1,000+ factories verified

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.

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.

Shijiazhuang Weilida Prospecting Machinery Co., Ltd. (formerly Northern Petroleum Geophysical Exploration Machinery Factory) was founded in 1988. Our factory is located in Jinzhou City, Shijiazhuang, an important industrial base in Hebei Province. Our factory has a beautiful environment and a superior geographical location. It is a 5-minute drive from Jinzhou South Exit of Shiheng Expressway, a 15-minute drive from Xinji South High-speed Railway Station, an hour's drive from Zhengding International Airport, and a 3-hour drive from Beijing Daxing International Airport.

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.

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.

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.

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.

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.

Established in 2007, Tianjin Tiangang Weiye Steel Tube Co., Ltd. is located in Tianjin Beichen District. We are one of the biggest steel products supplier by the Coast of Bohai Sea. Tianjin has Already formed a three-dimensional comprehensive transportation network. Our geographical Position is superior and transportation is very convenient.

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,

Our company GEOTEC WUXI was established in the year 1989, which is now the leading manufacturer of diamond core drilling equipment and tools in China.

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.  

Liaocheng Xinglong Seamless pipe Manufacturing Co., Ltd is founded in 2004, Covering an area of 15000 square meter. And the total asset is above 250 million Yuan. There are 850 staff members including 180 technicians in our company. Annual output is 60, 000 tons. We also establish an effective complete quality control system. In 2006, our company obtained the authorization of ISO9001 Quality System. And it started to run in accordance with API 5L and API 5CT in 2009.

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.

Shandong Hongyan Metal Materials Co., Ltd.

Guangzhou Kingmetal Steel Industry Co., Ltd., is an Industry Group Company. It is a professional company in designing, producing and selling steel pipe, pipefittings and prefabricated house. We have our own big factories with modern machine line to make high quality products, which is mainly to be exported to oversea markets.

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.

Shandong Liaocheng Xinruyi Steel Plant, built in year 2017 with registered capital of 30, 000, 000RMB, and we have been in the steel products industries for more than 15 years. The company is located in Liaocheng City, next to capital of Shandong Province, and it enjoy good transportation environment of 3 hours to nearest port and 1 hour reaching the airport.

GPE OIL Machinery Co., Ltd was founded in 2005. We specialize in the production of API 6A valves, Christmas trees, API 16A blowout preventers, API 5DP drill pipes, and other products. We have 12 professional and technical personnel, 45 production workers, 13 professional inspection personnel, 14 professional sales personnel, 5 professional service personnel, 50 large-scale professional processing equipment, more than 40 professional testing equipment, and a plant area of more than 40000 square meters. In 2015, we set up a branch in the United States, expanded its sales share in North America, and its product quality was recognized by international well-known oil companies, and established a long-term and stable cooperative relationship. The company adheres to the principle of "customer first, quality first". The company enjoys a good reputation for product quality and delivery time. Our vision is to become a world-class oil equipment supplier. Our mission is to provide customers with the best oil equipment. We are willing to fight for it all our lives.

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

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.

Shandong Kanghong Machinery Manufacturing Co., Ltd.

Wenzhou Jianhao pipe fittings Co., Ltd. Specializes in the production of stainless steel threaded pipe fittings, non-standard accessories, stainless steel flange. With a complete and scientific quality management system, the product quality is more perfect. Products are widely used in: Water supply, petroleum, environmental protection, chemical industry, food, electricity, construction, sewage, metallurgy, supporting fire fighting system, etc. Pipe material: Stainless steel 201, 304, 316, etc., to undertake threaded pipe fittings and various non-standard accessories Wenzhou Jianhao pipe fittings Co., Ltd. is recognized by the industry for its integrity, strength and product quality. Welcome friends from all walks of life to visit, guide and business negotiation. Wenzhou Jianhao pipe fittings has 13 years of design and development experience in the industry, with our team spirit and unity of perseverance, as well as our excellent employees, we will meet the next more brilliant decade, ten years of sharpening a sword, we will continue to sharpen ourselves. Wenzhou Jianhao pipe fittings Co., Ltd. Specializes in the production of stainless steel threaded pipe fittings, non-standard accessories, stainless steel flange. With a complete and scientific quality management system, the product quality is more perfect. Products are widely used in: Water supply, petroleum, environmental protection, chemical industry, food, electricity, construction, sewage, metallurgy, supporting fire fighting system, etc. Pipe material: Stainless steel 201, 304, 316, etc., to undertake threaded pipe fittings and various non-standard accessories Wenzhou Jianhao pipe fittings Co., Ltd. is recognized by the industry for its integrity, strength and product quality. Welcome friends from all walks of life to visit, guide and business negotiation.

Founded in 2010, Zhengzhou Jinghe Drilling Machinery Co., Ltd. is a professional manufacturer specialized in the R&D, production, customization, sales and after-sales service of drilling equipment. Focus on four core products: Drill pipe, drill rod, drill rig, and oil casing and other drilling tools. We have developed into a standardized modern enterprise offering integrated production, customized solutions and global trade services. Committed to technological upgrading and strict quality control, we deliver high-quality, durable and cost-effective drilling products for worldwide engineering projects.

We, Chief Steel (Shanghai ) Trading Co., Ltd, are established in 2016, located in north of Shanghai. As an local stocker dealer and international distributor, we own unique geographical advantage, to provide mainly different kinds of steel tubes, like steel pipe and fittings, and structure steel.

Jinan Zunkai Materials Co., Ltd belongs to the Jinan Zunkai Group. Jinan Zunkai Group founded in 2008, with five branch companies and is well-funded. Our annual sales nearly one billion, about 300, 000 tons steel.

Heze Zexuan Equipment Manufacturing Co., Ltd. Was established in 2015 and is located in Shandong, China. It is an enterprise engaged in the manufacture of special environmental protection equipment; Research and development of special environmental protection equipment; Research and development of mechanical equipment; Manufacturing of intelligent instruments and meters; Comprehensive utilization of waste gas and research and development and promotion of VOCs treatment technology. The company's main products and services are: Ground torches, flare towers, waste gas release torches, biogas torches, waste gas incineration equipment, wastewater treatment equipment manufacturing, industrial automation and DCS system applications, wastewater treatment projects, VOCs treatment equipment and engineering construction, petrochemical accessories and instrument sales, petrochemical equipment installation, maintenance and repair, etc.; Supporting product customization services and OEM services in the same industry, from design to manufacturing, installation, commissioning, after-sales one-stop service

Shandong Beyond Petroleum Equipment Co.,  Ltd.

Shanghai Baori Steel Industries Co., Ltd. is strategically located in Shanghai, one of China's most important industrial and logistics hubs. Founded more than ten years ago, we have grown into a comprehensive steel service company integrating processing, distribution, and international trade. Backed by a stable and experienced team, we focus on providing reliable steel materials and valueadded services to customers who require consistent quality, efficient lead times, and professional coordination from inquiry to delivery.