Ductile Iron Wafer Butterfly Valve - China Manufacturers, Suppliers, Factory

Ductile Iron Wafer Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

TWS Valve Completed the Valve World Asia 2017 Exhibiton

TWS Valve Attended the Valve World Asia 2017 Exhibition from September 20- September 21,During the Exhibition,Many of our old Client came and visited us ,Communicate for the long term cooperation,...
Flanged Type Static Balancing Valve

Flanged Type Static Balancing Valve Flange static balance valve is a major hydraulic balance product used by hVAC water system to ensure high-precision flow pre-regulation, to ensure that the whole...
TWS 2-Day Tour: Industrial Style and Natural Fun

From August 23 to 24, 2025, Tianjin Water-Seal Valve Co., Ltd. successfully held its annual outdoor “Team Building Day.” The event took place at two scenic locations in Jizhou District,...
History of the Development of China's Valve Industry (2)

The initial stage of the valve industry (1949-1959) 01Organize to serve the recovery of the national economy The period from 1949 to 1952 was the period of my country’s national economic reco...
What defects are prone to valve castings?

1. The stomata This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...
Dancing with valve-TWS live stream on June 9th,2023

If you are looking for reliable and quality valves for your water system, look no further than Tianjin Tanggu Water Seal Valve Co., Ltd. With more than 50 kinds of valves to choose from, we are the...