DEFINING NEW STANDARDS IN VALVES FOR WATER

Main Products

  • DC Series flanged eccentric butterfly valve

    DC Series flanged eccentric butterfly valve

    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...

  • UD Series soft sleeve seated butterfly valve

    UD Series soft sleeve 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. 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...

  • YD Series Wafer butterfly valve

    YD Series Wafer butterfly valve

    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...

  • MD Series Lug butterfly valve

    MD Series Lug butterfly valve

    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...

  • EZ Series  Resilient seated NRS gate valve

    EZ Series Resilient seated NRS gate valve

    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...

  • Flanged Backflow Preventer

    Flanged Backflow Preventer

    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...

  • TWS Flanged static balancing valve

    TWS Flanged static balancing valve

    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...

  • TWS Air release valve

    TWS Air release valve

    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, ...

  • 02
  • 01
  • 9jpg

Special butterfly valve for seawater desalination The medium flow part adopts new special coatings and materials according to different working conditions to meet the needs of the seawater desalination industry.

 

The high-pressure soft-sealed centerline butterfly valve meets the needs of high-pressure water pipelines, water supply and drainage in high-rise buildings and other working conditions, and has the characteristics of high pressure resistance, low flow resistance, etc.

 

Desulfurization flange /wafer centerline butterfly valves are widely used in flue gas desulfurization and other similar working conditions. Safe and reliable materials selected according to the working conditions to meet customer needs.

CHOOSE VALVE,TRUST TWS

About Us

  • company01
  • company03
  • company02

Brief description:

Tianjin Tanggu Water-Seal Valve Co., Ltd.(TWS Valve) found in 1997,and is a professional manufacturer which intergrates design , development,production,installation,sales and service,we have 2 plants ,one  in  Xiaozhan Town, Jinnan , Tianjin ,other in Gegu Town, Jinnan ,Tianjin.Now we have become one of China’s leading suppliers of water management valve products and product solutions.Furthermore, we have built up our own strong brands “TWS” .

LET YOU KNOW MORE ABOUT TWS

EVENTS & News

  • What does the CV value mean? How to select a control valve by Cv value?

    In valve engineering, the Cv value (Flow Coefficient) of the control valve refers to the volume flow rate or mass flow rate of the pipe medium through the valve per unit time and under the test conditions when the pipe is kept at a constant pressure. That is, the flow capacity of the valve.  ...

  • TWS Valve will attend the Aquatech Amsterdam from March 11th to 14th,2025

    Tianjin Tanggu Water-seal Valve  will be participating in the Aquatech Amsterdam from March 11th to 14th,2025. Aquatech Amsterdam is the world’s leading trade exhibition for process, drinking and wastewater. You are welcome to come and visit. TWS main products include butterfly valve, Gate ...

  • The difference between a soft seal gate valve and a hard seal gate valve

    Ordinary gate valves generally refer to hard-sealed gate valves. This article analyzes in detail the difference between soft-sealed gate valves and ordinary gate valves. If you are satisfied with the answer, please give VTON a thumbs up.   Simply put, elastic soft-sealed gate valves are seal...

  • What should we do if the butterfly valve leaks? Check out these 5 aspects!

    In the daily use of butterfly valves, various failures are often encountered. The leakage of the valve body and bonnet of the butterfly valve is one of the many failures. What is the reason for this phenomenon? Are there any other glitches to be aware of? The TWS butterfly valve summarizes the fo...

  • Standard size of ANSI-Standard check valves

    The check valve designed, manufactured, produced and tested according to the American standard is called the American standard check valve, so what is the standard size of the American standard check valve? What is the difference between it and the national standard chec...