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 ...
Valve selection principle
The selected valve should meet the following basic principles.
(1) Safety and reliability of petrochemical, power station, metallurgy and other industries require continuo...
How check valve works
The check valve is used in the pipeline system, and its main function is to prevent the backflow of the medium, the reverse rotation of the pump and its driving motor, and the...
TWS Valve, a leading manufacturer in the valve industry, is pleased to announce its participation in the 18th edition of INDOWATER 2024 Expo, Indonesia’s premier water, wastewater and recycling tec...
Air release valves are used in pipeline air of independent heating systems, central heating systems, heating boilers, central air release conditioning, floor heating and solar heating systems.
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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...
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