Backflow preventer valves are an important component in any water system and are designed to prevent the dangerous and potentially harmful effects of backflow. As an important part of the plumbing ...
Ordinary gate valves generally refer to hard-sealed gate valves. This article analyzes in detail the difference between soft-sealed gate valves and ordinary gate valves. If you are satisfied with t...
PTFE seat butterfly valve, also known as fluoroplastic lining corrosion-resistant valves, is a PTFE resin (or profiles processed) molded (or inlaid) method in the steel or iron valve pressure parts...
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...
Manufactured valves must undergo various performance tests, the most important of which is pressure testing. Pressure test is to test whether the pressure value that the valve can withstand meets t...
The continuous development of the valve industry (1967-1978)
01 Industry development is affected
From 1967 to 1978, due to the great changes in the social environment, the development of the valve ...
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