Explore our high-demand resilient seated gate valves, dual plate wafer check valves, soft-seated butterfly valves, and flanged strainers designed to meet strict European standards.
Designed for secure, long-term isolation in water supply networks, featuring a fully rubber-clad wedge and non-rising stem structure.
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Compact design prevent backflow dynamically. Dual-plate springs ensure swift and automated closure with minimal pressure drop.
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Features a robust soft sleeve seat isolating the body from corrosive media, ideal for water treatment and HVAC applications.
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Engineered to DIN3202 F1 standards, mechanically removing unwanted solids to protect downstream pumps, meters, and control valves.
Learn MoreFrance has long been at the forefront of European industrial infrastructure, boasting highly sophisticated water management networks, district heating grids, and chemical processing facilities. The demand for reliable fluid control solutions, specifically pipe butterfly valves, has experienced a significant surge. French municipal operators and industrial plants prioritize valves that guarantee long-term operational safety, minimum pressure loss, and low maintenance costs.
From the industrial basins of Lyon and Marseille to the sprawling water treatment plants near Paris, French engineers specify high-grade industrial valves that conform strictly to European standards (such as EN 593, DIN 3202, and ACS approvals for potable water). The integration of robust butterfly valves is crucial for modernizing aging infrastructure and building new, highly efficient green energy and waste management plants across the country.
In France, municipal water networks are governed by strict regulations requiring ACS (Attestation de Conformité Sanitaire) certification for all components in contact with drinking water. High-quality EPDM liners and WRAS-approved coatings are essential for any pipe butterfly valve supplier looking to enter the French municipal market.
Industrial valve applications in France are highly diverse, spanning several key sectors:
DEFINING NEW STANDARDS IN VALVES FOR WATER - Discover our range of wafer, lug, concentric, and eccentric butterfly valves, alongside gate valves, strainers, and actuators.
Description: YD Series Wafer butterfly valve 's flange connection is universal standard,and the material of handle is aluminium;It can be used as a device to cut-off or regulate the flow in various medium pipes. Through selecting different materials of disc and seal seat, as well as the pinless connection between disc and stem,the valve can be applied to worse conditions, such as desulphurization vacuum, sea water desalinization. Characteristic: 1. Small in size&light in weight and...
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Description: MD Series Lug type butterfly valve allows downstream pipelines and equipments online repair, and it can be installed on pipe ends as exhaust valve. Alignment features of lugged body allows easy installation between pipeline flanges. a real installationi cost saving, can be installed in the pipe end. Characteristic: 1. Small in size&light in weight and easy maintenance. It can be mounted wherever needed. 2. Simple, compact structure, quick 90 degree on-off operation 3. Disc h...
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Description: DL Series flanged concentric butterfly valve is with centric disc and bonded liner,and have all same common features of other wafer/lug series,these valves are featured by a higher strength of the body and better resistance to pipe pressures as safey factor. Having all same common features of the univisal series, these valves are featured by a higher strength of the body and better resistance to pipe pressures as safety factor. Characteristic: 1. Short Length pattern design 2. ...
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UD Series soft sleeve seated butterfly valve is Wafer pattern with flanges ,the face to face is EN558-1 20 series as wafer type. Characteristics: 1.Correcting holes are made on flange according to standard, easy correcting during the installation. 2.Through-out bolt or one-side bolt used. Easy replacing and maintenance. 3.The soft sleeve seat can isolate the body from media. Product operation instruction 1. Pipe flange standards should conform to butterfly valve standards; suggest using weld...
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Description: DC Series flanged eccentric butterfly valve incorporates a positive retained resilient disc seal and either an integral body seat. The valve has three unique attributes: less weight, more strength and lower torque. Characteristic: 1. Eccentric action reduces torque and seat contact during operation extending valve life 2. Suitable for on/off and modulating service. 3. Subject to size and damage, the seat can be repaired in the field and in certain cases, repaired from outside th...
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Description: EZ Series Resilient seated NRS gate valve is a wedge gate valve and Non-rising stem type, and suitable for use with water and neutral liquids (sewage). Characteristic: -On-line replacement of top seal: Easy installation and maintenance. -Integral rubber-clad disc: The ductile iron frame work is thermal-clad integrally with high performance rubber. Ensuring tight seal and rust prevention. -Integrated brass nut: By means of special casting process. the brass stem nut is integrated...
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Description: EH Series Dual plate wafer check valve is with two torsion springs added to each of pair valve plates, which close the plates quickly and automatically, that can prevent the medium from flowing back.The check valve can be installed on both horizontal and vertical direction pipelines. Characteristic: -Small in size, light in weight, compact in structure, easy in maintenance. -Two torsion springs are added to each of the pair valve plates, which close the plates quickly and automat...
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Description: TWS Flanged Y Strainer is device for mechanically removing unwanted solids from liquid, gas or steam lines by means of a perforated or wire mesh straining element. They are used in pipelines to protect pumps, meters, control valves, steam traps, regulators and other process equipment. Introductioin: Flanged strainers are main parts of all kinds of pumps, valves in the pipeline. It is suitable for pipeline of norminal pressure<1.6MPa. Mainly used to filter dirt, rust and other ...
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Description: TWS Flanged Static balancing valve is a key hydraulic balance product used for precise flow regulating of water pipelines system in HVAC application to ensure static hydraulic balance across whole water system. The series can ensure the actual flow of each terminal equipment and pipeline in line with the design flow in the phase of system initial commisiioning by site commissiong with flow measuring computer. The series are widely used in main pipes, branch pipes and terminal eq...
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Description: The composite high-speed air release valve are combined with two parts of high-pressure diaphragm air valve and the low pressure inlet and exhaust valve ,It has both exhaust and intake functions. The high-pressure diaphragm air release valve automatically discharges the small amount of air accumulated in the pipeline when the pipeline is under pressure. The low-pressure intake and exhaust valve can not only discharge the air in the pipe when the empty pipe is filled with water, ...
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Description: Slight resistance Non-return Backflow Preventer (Flanged Type) TWS-DFQ4TX-10/16Q-D – is a kind of water control combination device developed by our company, mainly used for water supply from urban unit to the general sewage unit strictly limit the pipeline pressure so that the water flow can only be one-way. Its function is to prevent the backflow of the pipeline medium or any condition siphon flow back, in order to avoid backflow pollution. Characteristics: 1. It is of co...
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Description: TWS produces series manual high efficiency worm gear actuator, is based on the 3D CAD framework of modular design, the rated speed ratio can meet the input torque of all different standards, such as AWWA C504 API 6D, API 600 and others. Our worm gear actuators, have been widely applied for the butterfly valve, ball valve,plug valve and other valves, for opening and closing function. BS and BDS speed reduction units are used in the pipeline network applications. The connection wi...
See more products >The industrial valve sector in Europe is undergoing a massive shift driven by digitalization and sustainable development. As France aggressively pursues carbon neutrality by 2050, municipal water operators and process industries are demanding valves that optimize energy consumption. Lowering operational torque in butterfly valves directly reduces the energy required by electric actuators, contributing to a lower carbon footprint.
Furthermore, the integration of Smart Valve Technologies is no longer a concept of the future. Modern pipe butterfly valves are increasingly retrofitted with smart actuators featuring IP67 or IP68 enclosures, allowing real-time monitoring of flow rates, pressure drops, and valve disk wear. This predictive maintenance capability aligns with France's "Industry 4.0" initiatives, ensuring that municipal water utilities can detect leaks and system anomalies instantly.
To cater to the highly demanding French industrial market, TWS Valve offers optimized solutions tailored for specific working conditions:
Tianjin Tanggu Water-Seal Valve Co., Ltd. (TWS Valve), founded in 2003, is a professional manufacturer which integrates design, development, production, installation, sales, and service. We operate two advanced manufacturing plants: one in Xiaozhan Town, Jinnan, Tianjin, and the other in Gegu Town, Jinnan, Tianjin. Over the past two decades, we have become one of China's leading suppliers of water management valve products and comprehensive product solutions.
Guided by our management theory of "All For Customers, All From Innovation", we continuously enhance our market competitiveness. We elaborately cast our products with brand-new concepts, constantly deducing unique TWS Valve masterpieces. We are dedicated to defining new standards in valves for water. With flow controlled by TWS, we invite you to join us on our voyage.
TWS Valve's core products include all series of Resilient seated butterfly valves (wafer, lug, U-section, flanged concentric, flanged eccentric, and grooved end types), Flanged rubber seated gate valves, Flanged swing type check valves, Dual plate check valves, and Y strainers.
We continue to develop and diversify our product range to meet evolving water management requirements. Our new products include Balancing valves, Air releasing valves, and Backflow preventers. To guarantee optimal matching and performance, we also design and produce our own Gearboxes with IP67 protection grades and high-performance Electrical Actuators.
Our quality system is strictly certified by ISO 9001. Most of our products have received international approvals, guaranteeing reliable performance across European and French pipelines.
CE, ISO9001, ISO14001, WRAS, EN1074-1, ABS, CCS






TWS Valves are widely used in water treatment, water distribution, wastewater, dams, hydropower, power plants, and diverse industrial sectors worldwide.
Because of our high quality, competitive pricing, and professional service, our products are used in key national and international projects. We have exported to Europe, North America, South America, Southeast Asia, and Africa, becoming a long-term, reliable partner for many world-famous brands.






Tianjin Tanggu Water-Seal Valve Co.,Ltd(TWS Valve) found in 2003,and is a professional manufacturer.
Furthermore, we have built up our own strong brands "TWS". Our focus remains on innovation and customer satisfaction.
TWS Valve's quality system is strictly certified by ISO 9001, most products have approval of CE, WRAS.
Premium flow control components engineered for durability, pressure resistance, and reliable sealing performance.
Equipped with integrated magnetic rods to capture fine iron particles, protecting sensitive downstream equipment.
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A lightweight, cost-effective concentric wafer valve designed for quick installation and tight shut-off.
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Protects municipal potable water systems from back-siphonage and back-pressure contamination.
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Features a heavy-duty body design, ensuring reliable performance in high-pressure water networks.
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Designed for secure, long-term isolation in water supply networks, featuring a fully rubber-clad wedge.
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Compact design prevent backflow dynamically. Dual-plate springs ensure swift and automated closure.
Learn More
Features a robust soft sleeve seat isolating the body from corrosive media, ideal for water treatment.
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Engineered to DIN3202 F1 standards, mechanically removing unwanted solids to protect downstream equipment.
Learn More