**Brand Positioning:**
TWS is a leading manufacturer of high-quality industrial valves, specializing in soft-sealed butterfly valves, flanged centerline butterfly valves, flanged eccentric b...
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...
1. Stainless steel pneumatic butterfly valve classified by material: made of stainless steel, with excellent corrosion resistance and high temperature resistance, suitable for a variety of corrosiv...
For the valves in operation, all valve parts should be complete and intact. The bolts on the flange and the bracket are indispensable, and the threads should be intact and no loosening is allowed. ...
Tianjin North Net News: In the Dongli Aviation Business District, the city’s first individual-funded machine tool museum has officially opened a few days ago. In the 1,000-square-meter museum...
Grinding is a commonly used finishing method for the sealing surface of valves in the manufacturing process. Grinding can make the valve sealing surface obtain high dimensional accuracy, geometric ...
China Double Flange Butterfly Valve Related Videos From Youtube