News
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Soft seal pneumatic wafer butterfly valve overview:
Pneumatic wafer soft seal butterfly valve compact structure, 90° rotary switch easy, reliable sealing, long service life, is widely used in water plants, power plants, steel mills, papermaking, chemical, food and other systems in the water supply and drainage, as regulation and cut-off use. The p...Read more -
Resilient butterfly valve for Sea Water Desalination market
In many parts of the world, desalination is ceasing to be a luxury, it is becoming a necessity. Lack of drinking water is the no. 1 factor adversely affecting health in areas without water security, and one in six people world-wide lack access to safe drinking water. Global warming is causing dro...Read more -
Resilient seated Butterfly valves: Difference between Wafer and Lug
+ Lighter + Cheaper + Easy installation - Pipe flanges required - More difficult to centre - Not suitable as end valve In the case of a Wafer-style butterfly valve, the body is annular with a few non-tapped centring holes. Some Wa...Read more -
Before confirm order of butterfly valve,what we should Know
When it comes to the world of commercial butterfly valves, not all devices are created equal. There are many differences between the manufacturing processes and devices themselves that change the specifications and capabilities significantly. To properly prepare for making a selection, a buyer mu...Read more -
2019 PCVEXPO Exhibtion in Russia
TWS Valve will attend the 2019 PCVEXPO Exhibtion in Russia The 19th International Exhibition PCVExpo / Pumps, Compressors, Valves, Actuators and Engines Date: 27 – 29 October 2020 • Moscow, Crocus Expo Stand No.:CEW-24 We TWS Valve will attend the 2019 PCVEXPO Exhibtion in Russia, Our prod...Read more -
Valve World Asia Exhibition 2019 On August 28 to 29
We attended Valve World Asia 2019 Exhibition in Shanghai From August 28 to August 29, Many old custmers from different countries had a meeting with us about future cooperation , Also some new customers checked our samples and were very interested in our valves, More and More customers know TWS Va...Read more -
Company Address Change Instructions
To all cooperative customers and suppliers ： Thank you for your cooperation and support! As the company’s operations have gradually developed and expanded, The office and production base of the company have been changed to new places. The previous address information will not be used at ...Read more -
TWS Valve Wish You A Merry Chirstmas!
The Chirstmas Day is Approaching~ We TWS Valves International sales department here, Get together and Wish you a Merry Chirstmas and Happy new year! Thanks for your suppor for this year and we Wishing you every happiness when Christmas is near, and expressing appreciation for your cares and con...Read more -
2018 PCVEXPO Exhibtion in Russia
TWS Valve will attend the 2018 PCVEXPO Exhibtion in Russia The 17th International Exhibition PCVExpo / Pumps, Compressors, Valves, Actuators and Engines. Time: 23 – 25 October 2018 • Moscow, Crocus Expo, pavilion 1 Stand No.:G531 We TWS Valves will attend the 2018 PCVEXPO Exhibtion in R...Read more -
TWS Spring Festival Holiday(February 12 to February 22)
TWS Valve Factory Will Close several days from February 12 to February 22 to celebrate our Spring Festival,We will back then and during the holidays,There maybe some delay for reply your emails,Hope your kindly understanding. If there some urgent,send us emails:info@water-sealvalve.comRead more -
Butterfly Valve Introduction
Introduction: A butterfly valve is from a family of valves called quarter-turn valves. In operation, the valve is fully open or closed when the disc is rotated a quarter turn. The “butterfly” is a metal disc mounted on a rod. When the valve is closed, the disc is turned so that it co...Read more -
Which type of butterfly valve to be specified (Wafer,Lug or Double-flanged)?
Butterfly valves have been used extensively for several years in many projects all over the world and proved its capability in performing its function because they are less expensive and easy to install comparing with other isolation valves types (e.g. gate valves). Three types are commonly used ...Read more
