Preparation before operation
Before operating the valve, you should read the operating instructions carefully. Before operation, you must be clear about the flow direction of the gas, you should ...
I. Product introduction
The U-type soft seal butterfly valve is a high-performance regulating and shutoff device. Its core sealing pair adopts a unique “U-type” design. The valve seat i...
Introduction:
A butterfly valve is from a family of valves called quarter-turn valves. In operation, the valve is fully open or closed when the disc is rotated a quarter turn. The “butterfly...
Pneumatic valve mainly refers to the cylinder playing the role of the actuator, through the compressed air to form a power source to drive the valve, so as to achieve the purpose of regulating the ...
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...
1. 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 cont...