restrained coupling60+ factories verified

Founded in 1988, SYI Group Companies have served the society for over 30 years with best Municipal, Pipeline and Machinery Products & Services, including Pipes, Fittings, Universal Couplings, Flanged Adaptors, Dismantling Joints, Valves, Fire Hydrants, Manhole Covers, Gully Gratings, Surface Boxes, Manhole Steps, Tree Gratings, Bollards, Flanges, Lifting Anchors and other OEM Castings and Forgings.

Established In 2001, Aquafitting Is A Leader Company In the Manufacturing Of ductile iron products like Universal Couplings, Flange Adaptors, Saddles, Gate Valves, Butterfly Valves Commonly Used In Clean And Sewage Water Applications, In Natural Gas And Industrial Processes. With certificate like WRAS, ACS, CE.

TIANYI SUNS PIPE&FITTINGS Co., Ltd. is one of the main suppliers in China manufacturing and supplying of advanced pipe systems and solutions, connecting people with water and energy. We provide a broad range of pipeline system products for infrastructure, building, irrigation, industry, gas and energy applications. We are completely committed to international quality standards and are certified to ISO 9001 (Quality Management) and relevant products certifcates. Our products are manufactured based on standards ISO2531, EN545, EN598, EN14525, EN12842, BS4504, ISO7005, AWWA C219, DIN3352, BS5163, BS5153, AWWA C509, EN124 and so on.

SHANXI SOLID INDUSTRIAL Co., Ltd. is located in the heavy industry province of Shanxi, which is abundant in iron ore, coke, steel and other industrial raw materials. We are one professional manufacturer in China for the pipeline products. We supply a comprehensive range products such as Ductile iron pipes, Ductile iron pipe fittings, Dismantling joints, Flange adaptors, Couplings, Steel pipes, Steel pipe fittings, PVC / PE/ PPR pipes, PVC/ PE/ PPR pipe fittings, Valves, Manhole covers, flanges, Rubber O rings, Fasteners, Pumps, water meters and other castings and forgings according to various international standards. We can also make the castings and forgings according to customers' drawings or samples. Our products are widely used in pipeline system for drinkable water, sewage, oil, gas, chemical plants and so on, and they have been widely exported to Europe, Middle East, South East Asia, Africa, Middle and South America for years. Up to now, we have exported our products to more than one hundred countries, they are well accepted by the customers and have won good reputation both at home and aboard.

Anqing Great Wall Pipeline Company is committed to provide safe, reliable, flexible and economical solutions for hot tapping and line stop for pressurized water, NG or oil piping system worldwide for many years.

WEIFANG TOP WATER INDUSTRIAL Co., Ltd is one of professional and experienced manufacture in Shandong province, China. We provide a wide range of pipeline system products for portable water, sewage water plant industry, gas, building, energy applications. Our products are manufactured as per standards ISO2531, EN545, EN598, EN12842, EN14525, AWWA C110/153, BS4504, ISO7005, DIN3352, BS5163, BS5153, EN124 and so on. Our products have been exported to more than 100 countries and obtained a good reputations.

Qingdao Eathu Import and Export Co., Ltd...Is one of the biggest manufacturers and exporters of OEM parts and construction hardware products in China. We have more than 16 years of experience in integrating R&D, production and service in the fabrication services industry.

TAIZHOU EASTAR TECHNOLOGY Co., Ltd operates as a fully integrated industry and trade entity.  

Shandong Shengshi Fenghuang Fluid Control System Co., Ltd., located in Weifang, Shandong, the beautiful kite capital of China, is a professional casting production base for grooved pipe fittings. The company covers an area of over 30, 000 square meters and has more than 200 employees, including approximately 60 professional technicians and senior engineers.

Jingdong Pipe Industry Co., Ltd is a large group company integrating mining, beneficiation, sintering, ironmaking, and casting. It has three smelting blast furnaces, ten centrifugal units, three annealing furnaces and five automated finishing lines. It mainly produces ductile iron pipes, flexible cast iron drainage pipes, ductile iron fittings, ductile iron manhole covers. The overall annual production capacity exceeds 500, 000 tons. The company's products have passed: Environmental Management System GB/T24001-2016/ISO14001: 2015; Occupational Health Management System ISO45001: 2018; Quality Management System GB/T19001-2016/ISO9001: 2015. And become the recommended product of China Water Supply and Drainage Association. Product implementation standard: GB/T13295-2109.

QINGDAO FLUIDO INDUSTRIAL Co., Ltd is a leading manufacturer and exporter specializing in valves, pipe fittings and OEM metal parts. Our core product range includes:

China National Building Material Group Co., Ltd. (CNBM) was founded through the merger of the China National Building Materials Group Corporation and China National Materials Group Corporation.

VORTEX Qingdao pipe fitting Co., Ltd., as a big and professional manufactural factory based in Qingdao city of China, we have three casting foundries, our main products are ductile casting iron products for water-supplying pipeline field and power cable/fyber cable protection articulated pipes in submarine field.

Xuzhou Shengming Casting Co. The company has been established for more than 30 years, located in 206 National Road, Jiawang District, Xuzhou City, only 5 kilometers away from the port of Beijing-Hangzhou Canal, the transportation is convenient. The company covers an area of more than 5000 square meters and has more than 30 employees.

Huhang Technology Group Co., Ltd. is a high-tech and innovative enterprise specializing in valves, firefighting, smart products, research and development, manufacturing, testing, sales, and services.

Opulence (Hebei) Equip Co., Ltd. Department of professional industrial transmission equipment R & D manufacturer, the company covers an area of 55 acres, production workshop 12000 square meters, strong technical force, advanced process, with more than 20 years of manufacturing experience, production equipment 108 sets, with lathes, punches, carbon dioxide welding machine, oxygen welding, cutting machine, painting equipment, cutting bending and other complete supporting equipment, With the obvious advantages of strong processing capacity, strong production capacity and strong product durability, the company has passed ISO9001 quality management system certification.

Shanxi Midas Industrial Co., Ltd is located in Shanxi Province, enjoying convenient transportation access and a beautiful environment. We are specialized in the research, development, design, production and sale of pipeline products, such as ductile iron pipes, ductile iron pipe fittings, flange adaptors, couplings, dismantling joints, valves, manhole covers, flanges, steel pipes, steel pipe fittings, PVC pipes, PVC pipe fittings, water meters, fasteners, pumps and other casting and forging products. Our products are extensively used in pipeline system for drinkable water, sewage, oil, gas, chemical plants, etc.

Hebei zhongji heavy industry valve Co., Ltd., located in jinzhou city, hebei province, is a well-known manufacturer and supplier of gate valves, ball valves, butterfly valves, globe valves, check valves, hydraulic control valves and other universal valves. It has its own independent research and development institutions, strong technical force, can design, produce and process a variety of middle and low pressure cast iron, cast steel and stainless steel valve products, more than 50 series of varieties, more than 500 specifications.

Started with professional sourcing/export team at 2002, now the company combined with three sections: A trading-headquarter-SUNTEX IMPORT & EXPORT TRADING Co., Ltd., a production/ manufacturing base-SUNTEX METALS Co., Ltd., and a foundry-HUAXIN VALVES & INVESTMENT CASTING FACTORY. (SITG), all located in Hebei Province, the steel & Iron industry center of China.

We are the Manufacturer and the Supplier of the following products, manufactured in China, and we are offering a Direct Supply of these products from our Factory:

Qingdao Chifine Machinery Co., Ltd is One Famous Company in China Which Specialized in Various Metal Casting Products with Over 10 Years Experience Located in Qingdao China. It Covers a Comprehensive Range of Sand Casting, Investment Casting, Die Casting and Machining and Was Widely Used in Agriculture Machinery, Motor Vehicle, Architecture, Railway and Engineering Chifine Has Accumulated Important and Valuable Experience in Design, Manufacturing and Customer Service Over These Years We Will Continue to Integrate Our Technical Superiority, Improve Process and Quality to Increase Market Share and Create More Brilliant Future.

TIANYAN HOLDING Co., Ltd., located in Chengjiang industrial zone, Huangyan district, Taizhou city, Zhejiang province, covers an area of 80, 000 square meters. It is a big manufacturer, who be specialized in high-tech, high capability, and high reliability piping system. The annual output is around 30, 000 tons, and the types of products are more than 20, 000 PCS. The quality and safety are paid attention to seriously, so many important certificates and identifications was acquired, including the authentication certificate of quality management system - ISO9001, the authentication certificate of environmental management system - ISO14001, the authentication certificate of occupational health management system - OHSAS18001. All of the products had passed the detection by national building material test center and other relevant authoritative department. And the company has be honored as the "Zhejiang famous export brand", "Zhejiang famous brand", "Zhejiang trustworthy company AA level" and many other honorary titles. After more than twenty years of development and innovation, the scale of factory continues to growing, and professional teams in the fields of mold, material, and artwork have been established. Large quantities of leading production machines and testing equipments have been brought in at home and abroad. At present, the export quantity of the company ranks the second in China. Furthermore, the third phase workshops are building now.

Dinggin Hardware (Dalian) Co., Ltd. Was founded in 2011, in northeast of China. We mainly supply the cast iron and stainless steel products.

Beijing Grip Pipe Technologies Company Limited is located in Beijing Development Area (BDA), started pipe couplings and clamps R&D in late 1990s and started manufacturing in early 2000. Our patent, reliable and high quality pipe couplings and clamps were popular among military industries soon after they obtained the samples. Our products ideally solved their technical problems. Since then we Beijing Grip was acknowledged as an appointed pipe couplings supplier for marine equipment, shipbuilding, oil & gas in China for over decade. We continue developing and improving our products to meet customers increasingly demands.

Irriplast irrigation is a large-scale enterprise group which is established and LED by Jack Family. We have specialized in the research and development of irrigation equipment for 20 years. Our company is registered in the USA and the R&D site is located in Florida, we are committed to developing world-class irrigation products with our relevant work experience and well-qualified designers. The factory is in Yuyao, Zhejiang, China, which uses international advanced pipe production line, injection machine and other accessory equipment into manufacture. We are offering full scale of PP-R pipes and fittings, PP compression fittings, HDPE fittings, PVC ball valves, saddle clamp and plastic moulds to meet your different demands. Due to ensure the good quality of our products, we set up a first class laboratory and examine products constantly.

Established in 1997, AQUA FITTING CO. Ltd is a leader company in the manufacturing of gate valves, check valves and butterfly valves, as well as universal couplings, flange adaptors and saddles commonly used in clean and sewage water applications, in natural gas and industrial processes. Now, we have two own factories, two joint-venture factories and 30 partner factories. Years of 2008, we developed AQUA repair clamp series to repair or connection all material pipe.

Our company offers ductile iron pipe fitting, ductile iron pipe joint(dismantling joint, coupling, flange adaptor, saddle, quick flange adaptor, restrained flange adaptor for PE pipe, repair clamp etc) and ductile iron valves. 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.

Hiwa Fittings(www.made-in-china.com/showroom/hiwafittings1), the professional pipe fittings produce dept., which belong to Huihua Valve Co Ltd. (http://www.made-in-china.com/showroom/hiwafittings1) --- The CE, WRAS and SGS ISO9001 Approved Valve and Fittings Manufacturers in China. Our main line as the following:

Our factory is a professional manufacturer producing ductile iron fittings (ISO 2531/BSEN545) and fittings accessories such as saddles, flange adaptors, coupling, uni flange and dismantling joints for ductile iron pipes, PVC pipes, PE pipes and steel pipes, also we can supply valve, fire hydrant and other castings.

We are a leading supplier of ductile iron pipes and fittings in China since 1992, also we provide konw-how and all equipments for producing ducitle iron pipes and fittings worldwide. Now we mainly supply the following products: