Epdm Valve Body Gasket - China Manufacturers, Suppliers, Factory

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Introduction to double flange butterfly valve from TWS Valve

TWS Valve mainly produce rubber seated butterfly valve, such as wafer butterfly valve, lug butterfly valve, flange butterfly valve. Besides, gate valves, check valves and ball valves are also their...
Practical knowledge of valves

Valve foundation 1. The basic parameters of the valve are: nominal pressure PN and nominal diameter DN 2. Basic function of the valve: cut off the connected medium, adjust the flow rate, and change...
Casting Technology of Large Butterfly Valve

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...
The production process of wafer butterfly valve from TWS Valve Part One

Today, this article mainly shares with you the production process of the wafer concentric butterfly valve Part One. The step one is preparing and Inspecting all the valve parts one by one. Before a...
Valve selection principles and valve selection steps

1. 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 cont...
Valve Basic

A valve is a control device for a fluid line. Its basic function is to connect or cut off the circulation of the pipeline ring, change the flow direction of the medium, adjust the pressure and flow...