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 ...
The continuous development of the valve industry (1967-1978)
01 Industry development is affected
From 1967 to 1978, due to the great changes in the social environment, the development of the valve ...
Valves are not only widely used in various industries, but also use different environments, and some valves in harsh working environments are prone to problems. Since valves are important equipment...
WCB, a carbon steel casting material conforming to ASTM A216 Grade WCB, undergoes a standardized heat treatment process to achieve the required mechanical properties, dimensional stability, and res...
A valve is a pipeline attachment used to open and close pipelines, control the flow direction, regulate and control the parameters (temperature, pressure and flow rate) of the conveyed medium. Acco...
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 ...
China Check Valve and Wafer Check Valve Related Videos From Youtube