1. Clean the sealing surface of the butterfly valve and the dirt in the pipeline.
2. The inner port of the flange on the pipeline must be aligned and press the rubber sealing ring of the butterfly ...
Electric butterfly valves are a type of electric valve and electric control valve. The main connection methods of electric butterfly valves are: flange type and wafer type; the main sealing forms o...
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...
PCVExpo 2017
16th International Exhibition for Pumps, Compressors, Valves, Actuators and Engines
Date: 10/24/2017 – 10/26/2017
Venue: Crocus Expo Exhibition Center, Moscow, Russia
Internatio...
TWS Valve, a leading manufacturer in the valve industry, is pleased to announce its participation in the 18th edition of INDOWATER 2024 Expo, Indonesia’s premier water, wastewater and recycling tec...
The butterfly valve was invented in the United States in the 1930s. It was introduced to Japan in the 1950s and was not widely used in Japan until the 1960s. It was not popularized in my country un...
China Check Valve and Non Return Valve Related Videos From Youtube