1.The stem of the OS&Y gate valve is exposed, while the stem of the NRS gate valve is in the valve body.
2.The OS&Y gate valve is driven by the thread transmission between the valve ...
There are often friends who do not understand the relationship between the specifications of “DN”, “Φ” and “”". Today, I will summarize the relationship between ...
Introducing Tianjin Tanggu Water-Seal Valve Co., Ltd. – Your Go-To Source for Quality Butterfly Valves
In the world of industrial valves, Tianjin Tanggu Water-Seal Valve Co., Ltd. (TWS...
In the 30s, the butterfly valve was invented in United States, introduced to the Japan in the 50s, and was widely used in Japan in the 60s, and it was promoted in China after the 70s. At present, b...
Our company leverages advanced valve design and manufacturing technology to continuously innovate and introduce new products. Our flagship products, including butterfly valves, gate valve, and chec...
1. Structural analysis
(1) This butterfly valve has a circular cake-shaped structure, the inner cavity is connected and supported by 8 reinforcing ribs, the top Φ620 hole communicates with the inne...