1.The stem of the OS&Y gate valve is exposed, while the stem of the NRS gate valve is in the valve body.
2.The OS&Y gate valve is driven by the thread transmission between the valve ...
How to choose flanged concentric butterfly valve?
Flanged butterfly valves are mainly used in industrial production pipelines. Its main function is to cut off the flow of medium in the pipeline, or...
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...
Stainless Steel World Conference & Exhibition rescheduled to 2022
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Stainless Steel World Publisher
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November 16, 2021
In response to the increased Covid-19 measures introduced by t...
Dual plate check valve, also known as double-door check valve, is a check valve widely used in various industries to prevent the backflow of liquid or gas. Their design allows for one-way flow and ...
+ Lighter
+ Cheaper
+ Easy installation
- Pipe flanges required
- More difficult to centre
- Not suitable as end valve
In the case of a Wafer-style butterfly valve, the body is annular with a few ...
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