TIME:2015-10-19 Source: This site
Fluorine lined valve, also known as fluoroplastic lined corrosion-resistant valve, is a type of valve and pressure vessel made by molding or embedding polytetrafluoroethylene resin on the inner wall of steel or iron valve pressure parts or the outer surface of valve internals, using its performance in resisting strong corrosive media. But Fluorine lined globe valve It is a branch of the fluorine lined valve, and the opening and closing member of the fluorine lined globe valve is a plug shaped valve disc with a flat or conical sealing surface. The valve disc moves in a straight line along the centerline of the fluid. The movement form of the valve stem can be divided into two types: lifting rod type and lifting rotating rod type. Unlike other fluorine lined valves, fluorine lined globe valves are only suitable for fully open and fully closed, and are not allowed to be adjusted or throttled.
Compared to other fluorine lined valves, fluorine lined globe valves have the following advantages:
1. The structure is simple, and manufacturing and maintenance are relatively convenient.
2. Small work schedule and short opening and closing time.
3. The valve has good sealing performance, low friction between sealing surfaces, and a long service life.
In addition, the fluorine lined globe valve is made of polytetrafluoroethylene material, known as the "plastic king", which makes Fluorine lined globe valve Not afraid of strong corrosive media, it can be applied to pipelines with various concentrations of aqua regia, sulfuric acid, hydrochloric acid, hydrofluoric acid, and various organic acids, strong acids, strong oxidants from negative 50 degrees Celsius to 150 degrees Celsius. It is also suitable for pipelines with various concentrations of strong alkaline organic solvents and other corrosive gases and liquid media.
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