China Dual Plate Check Valve Factories - Factory, Suppliers, Manufacturers from China

China Dual Plate Check Valve Factories, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Why do gate valves require upper sealing devices?

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 ...
TWS 20TH ANNIVERSARY, WE WILL GET BETTER & BETTER

TWS Valve celebrates a major milestone this year – its 20th anniversary! Over the past two decades, TWS Valve has become a leading valve manufacturing company, earning a reputation for high-q...
Butterfly valve from TWS Valve

Butterfly valves are important components in a variety of industrial applications, providing reliable, efficient flow control. When it comes to choosing the right type of butterfly valve for a spec...
Selection of surfacing materials for valve sealing surfaces

The sealing surface of steel valves (DC341X-16 Double flanged eccentric butterfly valve) is generally manufactured by (TWS valve )surfacing welding. The materials used for valve surfacing are divi...
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...
Valve diameter Φ, diameter DN, inch" Can you distinguish these specification units?

There are often friends who do not understand the relationship between the specifications of “DN”, “Φ” and “”". Today, I will summarize the relationship between ...