Flange check valve refers to a valve that automatically opens and closes the valve flap by relying on the flow of the medium itself to prevent the backflow of the medium, also known as check valve, on...
Eccentric butterfly valve is divided into single eccentric butterfly valve, double offset butterfly valve, Three eccentric butterfly valve and variable eccentric butterfly valve. Opposite of concentri...
1. Ball valve pressure test method(1) Floating ball valve sealing experiment: the valve is kept half-open, one end introduces the experimental medium, and the other end is closed. Rotate the ball seve...
As a typical representative of the coal chemical industry, the harsh working conditions of solid-liquid-gas three-phase mixing make every designer and user very distressed, and the service life is sho...
The bellows control valve is suitable for the occasions where external leakage is strictly controlled. It is suitable for toxic and harmful media, and it is easy to react with air to produce strong co...
Ⅰ. FailureDuring the operation of FV1500B valve, serious internal leakage, wear, fluctuation and vibration of valve trim occurred.Ⅱ. FV1500B valve failure analysis1. Analysis of process parameters:M...
As one of the first foundry enterprises to complete capacity replacement in Shandong Province and even in the whole country, UTMOST Alloy has obviously embarked on a development path different from th...
Pneumatic valve actuator troubleshooting will choose a more suitable pneumatic actuator, a more cost-effective pneumatic actuator, then first of all, we must understand the types of actuators, the act...
