When the valve is fully open, a sealing device that prevents the medium from leaking to the stuffing box is called the upper sealing device.
When the gate valve, globe valve and throttle valve are ...
In today’s fast-paced industrial world, the need for reliable, efficient equipment is more important than ever. This is where the hot-selling, high-quality double plate check valve comes into...
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 un...
DIN butterfly valve refers to a butterfly valve that complies with the German Industrial Standard (Deutsches Institut für Normung, DIN). This type of valve follows specific DIN specifications in te...
At the 2026 China Water Association Annual Meeting, Tianjin Tanggu Water-Seal Valve Co., Ltd showcased its full range of products to support the development of the water industry. As a key player ...
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 ...