Os Gate Valve - China Manufacturers, Suppliers, Factory

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Rubber seated butterfly valve from TWS Valve

Rubber seated butterfly valve is a popular and widely used type of butterfly valve in various industries. It is known for its reliable performance and versatile applications. There are many types o...
Knowledge of valve maintenance

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. ...
TWS’s Structural Characteristics of Flange Butterfly Valve

Body Structure: The valve body of flange butterfly valves is usually made by casting or forging processes to ensure that the valve body has sufficient strength and rigidity to withstand the pressur...
A Guide to Butterfly Valve Installation

The correct installation of a butterfly valve is crucial for its sealing performance and service life. This document details the installation procedures, key considerations, and highlights the diff...
Introduction to the Valve Industry

Valves are fundamental control devices widely used in engineering systems to regulate, control, and isolate the flow of fluids (liquids, gases, or steam). Tianjin Water-Seal Valve Co., Ltd. provide...
What defects are prone to valve castings?

1. The stomata This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...