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 struc...
Tianjin Tanggu Water Seal Valve Co., Ltd. (TWS Valve) is pleased to announce that we will be attending Aquatech Amsterdam 2025! From March 11th to 14th, we will be showcasing innovative water solu...
The flow characteristics of the regulating valve are mainly four kinds of flow characteristics such as linear percentage fast opening and parabola. When installed in the actual control process, the...
When it comes to industrial valves, the name Tianjin Tanggu Water Seal Valve is well deserved. With their exceptional quality and commitment to excellence, they have become leaders in the industry....
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...
I. What is UL certification? Why does the valve need it?
UL (Underwriters Laboratories) is a world-renowned independent safety certification organization. In the North American market, UL certifica...
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