There are often friends who do not understand the relationship between the specifications of “DN”, “Φ” and “”". Today, I will summarize the relationship between ...
A valve is a pipeline attachment used to open and close pipelines, control the flow direction, regulate and control the parameters (temperature, pressure and flow rate) of the conveyed medium. Acco...
Stainless Steel World Conference & Exhibition rescheduled to 2022
By
Stainless Steel World Publisher
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November 16, 2021
In response to the increased Covid-19 measures introduced by t...
Valve sealing is an important part of the whole valve, its main purpose is to prevent leakage, the valve sealing seat is also called sealing ring, it is an organization that is directly in contact ...
① Use a file to remove the burr on the strained part of the valve stem; for the shallower part of the strain, use a flat shovel to process it to a depth of about 1mm, and then use an emery cloth or...
Check valve refers to the 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, one-...