Lug Type Flange Butterfly Valve - Factory, Suppliers, Manufacturers from China

Lug Type Flange Butterfly Valve, , , ,. 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 Valve Wish You A Merry Chirstmas!

The Chirstmas Day is Approaching~ We TWS Valves International sales department here, Get together and Wish you a Merry Chirstmas and Happy new year! Thanks for your suppor for this year and we Wi...
Basic knowledge and precautions of valve corrosion

Corrosion is one of the most important elements that cause valve damage. Therefore, in valve protection, valve anti-corrosion is an important issue to consider. Valve corrosion form The corrosion o...
Sand casting of valves

Sand casting: Sand casting commonly used in the valve industry can also be divided into various types of sand such as wet sand, dry sand, water glass sand and furan resin no-bake sand according to ...
The difference between Wafer butterfly valve and Flange butterfly valve.

The Wafer Butterfly Valve and Flange Butterfly Valve are two connections. In terms of price, the Wafer type is relatively cheaper, the price is roughly 2 / 3 of the Flange. If you want to choose t...
Prevention & Treatment of Butterfly Valve Corrosion

What is corrosion of butterfly valves? Corrosion of butterfly valves is usually understood as the damage of the metal material of the valve under the action of chemical or electrochemical environme...