Flanged Concentric Butterfly Valve Supplier & Manufacturer in France

High-Performance Fluid Control Solutions Engineered for French Municipal, Industrial, and Desalination Infrastructure

Featured Solutions

Premium Water Control Valves

Engineered for high reliability, low maintenance, and outstanding flow efficiency

Market Insights

French Industrial Valve Landscape & Trends

Understanding the demands of France's strict environmental regulations and infrastructure needs

France has always stood at the forefront of industrial innovation, particularly in water management, wastewater treatment, and green energy networks. With major French utility giants leading global water distribution projects, the demand for high-reliability flow control components like the flanged concentric butterfly valve has grown exponentially. The French market demands valves that comply with strict local and European certifications, such as the ACS (Attestation de Conformité Sanitaire) for drinking water, alongside CE and WRAS approvals.

In regions like Île-de-France, Auvergne-Rhône-Alpes, and Provence-Alpes-Côte d'Azur, industrial facilities are upgrading their infrastructure to meet modern ecological standards. This transition requires flanged concentric butterfly valves that minimize pressure drops, reduce energy consumption in pumping systems, and guarantee zero leakage over extended lifecycles. Furthermore, the integration of digital smart water systems has made high-quality actuators and worm gears (such as IP67-rated configurations) essential for remote monitoring and precise automation.

Our commitment at TWS Valve (Tianjin Tanggu Water-Seal Valve Co., Ltd.) is to supply France with robust, durable, and highly engineered valve solutions that fit seamlessly into these advanced systems. By combining ductile iron bodies, corrosion-resistant disc coatings, and resilient elastomer liners, we help French engineers achieve cost-effective and reliable operations across various critical applications.

French Water Infrastructure Development
Who We Are

Tianjin Tanggu Water-Seal Valve Co., Ltd. (TWS Valve)

Tianjin Tanggu Water-Seal Valve Co., Ltd. (TWS Valve) was founded in 2003 and has grown into a professional manufacturer integrating design, development, production, installation, sales, and service. Operating across two modern manufacturing plants—one in Xiaozhan Town, Jinnan, Tianjin, and the other in Gegu Town, Jinnan, Tianjin—we have established ourselves as one of China's leading suppliers of water management valve products and customized fluid control solutions. Over the years, we have proudly built up our own globally recognized brand, "TWS".

Our corporate philosophy, "All For Customers, All From Innovation", drives us to continuously refine our production processes and expand our product range. We strictly manage our operations under an ISO 9001 certified quality system, and most of our products carry prestigious approvals such as CE, WRAS, and compliance with EN1074 standards. This dedication makes us an ideal partner for French distributors, engineering firms, and industrial operators looking for high-standard flanged concentric butterfly valves.

TWS Valve Manufacturing Facility
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Established in 2003

Over two decades of dedication to valve engineering, integrating design, manufacturing, and global sales.

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Certified Quality

Our quality system is strictly certified by ISO 9001, with product approvals including CE, WRAS, ABS, and CCS.

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Global Footprint

Serving critical water management projects in Europe, North America, South America, Southeast Asia, and Africa.

Localized Applications

Where Our Valves Serve in France

Tailored flow control solutions for diverse municipal and industrial applications

1. Seawater Desalination & Coastal Infrastructure

In coastal French regions and overseas territories, seawater desalination is a vital source of fresh water. The highly corrosive nature of marine environments demands specialized materials. Our Special Butterfly Valve for Seawater Desalination features advanced coatings and alloys (such as Super Duplex Stainless Steel or Al-Bronze discs combined with vulcanized EPDM/NBR liners) to resist pitting and galvanic corrosion. This ensures long-term operational stability for desalination plants in Marseille or Brest.

2. Municipal Water Supply & High-Rise Buildings

Modern high-rise developments in Paris (La Défense) and Lyon require robust water distribution networks that operate under high pressure. Our High-Pressure Soft-Sealed Centerline Butterfly Valve is designed to meet these challenges, offering low flow resistance, excellent bubble-tight shut-off, and high pressure tolerance, ensuring safe water distribution throughout municipal grids.

3. Flue Gas Desulfurization (FGD) in Power Plants

To meet EU emission standards, French power plants and heavy industries utilize flue gas desulfurization. Our Desulfurization Flange / Wafer Centerline Butterfly Valves are engineered with specialized corrosive-resistant materials to handle abrasive slurry and sulfuric acid environments, offering reliable isolation and flow regulation.

Industrial Valve Application in France
Product Catalog

Our Main Products

Defining new standards in valves for water management and industrial control

YD Series Wafer butterfly valve

YD Series Wafer butterfly valve

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.
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MD Series Lug butterfly valve

MD Series Lug butterfly valve

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 installation cost saving, can be installed in the pipe end.
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DL Series flanged concentric butterfly valve

DL Series flanged concentric butterfly valve

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 safety factor.
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UD Series Soft-seated butterfly valve

UD Series Soft-seated butterfly valve

UD Series soft sleeve seated butterfly valve is Wafer pattern with flanges, the face to face is EN558-1 20 series as wafer type. Features correcting holes on flange for easy alignment, through-bolt or one-side bolt configuration, and a soft sleeve seat that isolates the valve body from the medium.
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DC Series flanged eccentric butterfly valve

DC Series flanged eccentric butterfly valve

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. Suitable for on/off and modulating service with eccentric action to reduce torque.
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EZ Series Resilient seated NRS gate valve

EZ Series Resilient seated NRS gate valve

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). Features online replacement of top seal for easy maintenance and an integrated brass nut via a special casting process.
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EH Series Dual plate wafer check valve

EH Series Dual plate wafer check valve

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.
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TWS Flanged Y strainer According to DIN3202 F1

TWS Flanged Y strainer According to DIN3202 F1

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. Mainly used to filter dirt, rust and other debris to protect pumps, control valves, and other process equipment.
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TWS Flanged static balancing valve

TWS Flanged static balancing valve

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. It ensures the actual flow of each terminal equipment matches the design parameters.
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TWS Air release valve

TWS Air release valve

The composite high-speed air release valve combines a high-pressure diaphragm air valve and a low-pressure inlet/exhaust valve. It automatically discharges air pockets under pressure and allows high-volume intake or exhaust during pipeline filling or draining operations.
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Flanged Backflow Preventer

Flanged Backflow Preventer

Slight resistance Non-return Backflow Preventer (Flanged Type) TWS-DFQ4TX-10/16Q-D is a water control combination device developed to prevent backflow or siphonage, avoiding pollution in urban water supply networks. It limits pressure to ensure one-way flow.
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Worm Gear

Worm Gear

TWS produces manual high efficiency worm gear actuators based on a 3D CAD modular framework. The rated speed ratio meets input torque requirements for standards like AWWA C504, API 6D, and API 600. Widely applied to butterfly, ball, and plug valves for reliable opening and closing.
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Why Choose Us

Unparalleled Engineering & Design Standards

TWS Valve's core products include a comprehensive range of resilient-seated butterfly valves available in wafer, lug, U-section, flanged concentric, flanged eccentric, and grooved end types. Additionally, we manufacture flanged rubber-seated gate valves, swing-type check valves, dual-plate check valves, and Y-strainers. In response to changing water management demands, we continuously innovate and diversify, introducing static balancing valves, air release valves, and backflow preventers. To guarantee optimal performance, we design and manufacture our own IP67-rated gearboxes and electrical actuators, ensuring a perfect match with our valves.

  • Advanced Materials: Ductile iron bodies, stainless steel shafts, and specialized coatings for harsh environments (e.g., seawater desalination).
  • Optimized Torque: Precision machining of the disc and seat reduces friction, resulting in lower operating torque and extended actuator life.
  • Leak-Free Performance: High-performance EPDM, NBR, or Viton liners vulcanized directly to the body or sleeve ensure bubble-tight shut-off.
  • Easy Maintenance: Simplified design allows for straightforward replacement of seals, reducing downtime for French municipal networks.
Quality Inspection of Concentric Butterfly Valves
Compliance & Standards

International Quality Certificates

Our products comply with the highest standards required by the French and global markets

CE Certificate
ISO 9001 Certification
WRAS Approval
ISO 14001 Certification
ABS Marine Approval
CCS Certification

Our certified compliance (CE, ISO9001, ISO14001, WRAS, EN1074-1, ABS, CCS) ensures that our valves meet the safety, environmental, and performance standards of French municipal water works, chemical plants, and maritime shipping lines.

Success Stories

Cooperation Cases & Global Projects

Trusted by major water treatment facilities, power plants, and industrial networks worldwide

TWS Valve products are widely used in water treatment, water distribution, wastewater management, dams, hydropower installations, power plants, and general industry. Thanks to our high quality, competitive pricing, and professional service, our products have been successfully deployed in key national projects and exported to Europe, North America, South America, Southeast Asia, and Africa. We have become a long-term, reliable partner for many world-famous valve brands.

By constantly applying a brand-new concept to our engineering processes, we cast unique masterpieces that push the boundaries of fluid control. Our team is dedicated to defining new standards in valves for water, ensuring that flow control is managed efficiently and reliably. We invite partners in France and across Europe to join us on this voyage of innovation and excellence.

Water Treatment Project Case
Industrial Piping Project Case
Hydropower Station Project Case
Water Distribution Network Case
Desalination Infrastructure Case
Wastewater Management Facility Case