DEFINING NEW STANDARDS IN VALVES FOR WATER
Main Products
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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, ...
◆ 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.
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About Us
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
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How butterfly valves work?
Butterfly valve is a kind of valve that uses a disc opening and closing part to reciprocate about 90° to open, close or adjust the flow rate of the medium. Butterfly valve not only has simple structure, small size, light weight, low material consumption, small installation size, small driving tor...
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What is a butterfly valve?
The butterfly valve was invented in the United States in the 1930s. It was introduced to Japan in the 1950s and was not widely used in Japan until the 1960s. It was not popularized in my country until the 1970s. The main features of butterfly valves are: small operating torque, small installation...
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What are the disadvantages of wafer check valves?
The wafer dual plate check valve is also a type of check valve with a rotary actuation, but it is a double disc and closes under the action of a spring. The disc is pushed open by bottom-up fluid, the valve has a simple structure, the clamp is installed between two flanges, and the small size and...
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What does a valve do?
A valve is a pipeline attachment used to open and close pipelines, control the flow direction, regulate and control the parameters (temperature, pressure and flow rate) of the conveyed medium. According to its function, it can be divided into shut-off valves, check valves, regulating valves, etc....
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Do you know what are the commonly used valves in water treatment projects?
The purpose of water treatment is to improve water quality and make it meet certain water quality standards. According to different treatment methods, there are physical water treatment, chemical water treatment, biological water treatment and so on. According to differe...
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