What does it mean that the valve body is equipped with a purging port?
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What does it mean to have a purge connection on the valve body? Is a purge line installed on the valve body?
It is generally a valve for easily solidifying media, used with steam purging; ask the valve manufacturer for details
A look at the structure of the wedge-type single-plate gate valve with purge holes makes this clear
Steam is introduced from above for purging, while wastewater is discharged from below
Valve costs, what about the heat source?
Heat source – I haven’t considered this. Is this type of valve commonly used in your systems?
What medium is this valve used for?
It’s sticky, the kind that needs to be purged with steam
Blow away impurities from the valve body to prevent poor sealing