2014年3月20日星期四

Plug valve, a typical but Significant Valve




Plug valve, which largely made for chopping, separating not to mention directing the medium is in most cases utilised in chemical, petroleum, normal gas and then all kinds of other industries. This valve opens not to mention closes through its cone or cylinder-shaped plug cock moves with valve stem. This valve is now offered in twin seal Plug valve, lubricated Plug valve, Pressure Safety Valve.

Pros & cons

Each type related with Plug valve offers good points and also disadvantages. There is no exception to the Plug valve. Prior to purchasing this valve, it??¡ê¡ès necessary to be aware connected with its pros cons.

Pro

§ This valve is simple in structure component including a valve body, a plug cock, a sleeve, an actuator, etc.
§ It also allows users to make it open and additionally close without much problem.
§ It??¡ê¡ès characterized by lightweight and easy maintenance.
§ Another pro regarding this valve is that it can be installed without any limit in direction.
§ When it comes to the sealing property, the sleeved Plug valve won??¡ê¡èt let you down.
§ During this valve works, it ends up with less noise plus vibration.
§ It also features small flow resistance.
§ Lastly, it reduces the cost. This is because the fact that this valve comes with three or four-way type with a lot more functions, meaning it??¡ê¡ès able to replace other valves.

Con

§ Although the Valve Company is superiority in sealing property, it results in fragility of sealing surface that means its sealing surface may be easily worn out.
§ This valve requires a higher demand connected with manufacturing process, so that Plug valves manufacturer may spent a lot regarding cost on the manufacturing process regarding the Plug valve.

The realm of application

§ As Valve Supplier mentioned before, the sealing surface for the Plug valve will abrade easily. Therefore, this valve isn??¡ê¡èt suitable for condition with high temperature coupled with pressure.
§ With respect to a requirement for good sealing property, Plug valve can come into play owing to its excellent sealing performance.
§ As medium is for suspended particle, it??¡ê¡ès recommended that using the Plug valve.
§ This valve can be employed in a condition with the need for regulation. If you are using a cut-through Plug valve, it??¡ê¡ès right for reducing the flow. The 3 or four-way Plug valve is suitable for directing the flow.

Plug valve is widespread in all walks of life, though it??¡ê¡ès one of many most frequently used valves. Before you decide to purchase the Plug valve, its positive aspects, disadvantages, performance and application must be aware of in advance.

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