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Hello, I'm Serena Yang, the custom gear expert.

Hi, I’m Serena Yang. In our company, I am responsible for the sales department. 12 years for sale bellow seal globe valve make us more profession on Service. Any questions about products and our company, you can contact us.

Serena Yang

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My Recent Posts

How Does the Y-filter Work?

The Y-Type strainer filter is Y-shaped that removes solid particles from liquid, oil, and gas. The purpose of it is to save downstream mechanical equipment from getting damaged. When liquid enters them, their filtering cartridge removes the debris, sending the clear liquid into the system.

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What Is A Y-type Filter?

The Y-type filter is a device used in pipelines. It removes impurities from the fluid being transported. It fixes the water level or other equipment to remove impurities. This filter protects the valve at the inlet end of pressure-reducing and pressure-relief valves. The filter consists of a screen that is placed across the pipeline.

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How Can I Tell if a Valve Is Open Or Closed?

When someone is told if a valve is open or closed, they are not interested in the valve orientation. But read more if you want to learn when the valve is open or closed or if the flow is passing through. For checking if the valve is open or closed, the basic rule is the rotation of the handle. The valve is available if the handle aligns with the flow path. Of course, this only uses manual-style valves like the ball valve. There are exceptions to this rule, such as with actuated valves operated remotely.

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How Should The Bellow Globe Valve Be Installed?

The valve installed on the pipeline must have the area for operation and maintenance. For flanged stop valves, users should select bolts according to the temperature and medium. For butt-end valve construction, cast must will weld and heat-treat to given standard requirements. Welding must be performed by skilled personnel only after process qualification. You should check the location arrow while opening and closing the valve. Overusing the “F” twist can show warping of bellows and damage to inner parts.

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What Is A Butterfly Valve?

Butterfly valves are a line of quarter-turn rotational valves used to shut off flow.

In other words, a butterfly valve is a tool that regulates the flow of materials in a large pipe by rotating a disc. They are used in various techniques, media, water supply, and pumping stations. Butterfly valves have critical advantages over other valve types: lighter weights, & lower cost.

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What Is The Difference Between A Globe Valve And A Throttle Valve?

The working principle of the globe valve is to close the sealing surfaces with the disc. Globe valves are directional during installation and only allow a one-way media flow. The end-to-end and face-to-face dimensions of the globe valve are more than other valves. The fluid resistance is extensive, so valve sealing is not vital for long work. The throttle valve controls fluid flow by changing the choke length or cross-section.

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What’s The Difference Between A Globe Valve And A Butterfly Valve?

The main difference is in times of operation when you find differences between the butterfly valve and the globe valve. The working of both valves is different due to their structure composition. The globe valve lifts the stem when it opens up or closes. It means that the rotation of the hand wheel occurs that lifts along with the branch.  But the disc of the butterfly valve turns around its axis to cut and throttle the flow. The butterfly valve is indicated by its lightweight, small volume, simple structure.

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Why Does Globe Valves Less Than 100mm In Diameter Have Low Entry And High Exit?

When opening, the globe valves are designed with an inlet low and outlet high to lower the flow and save effort. Conversely, the shut between the valve casing and bonnet is not stressed when the valve is closed. It will not be affected by the temperature and pressure of the medium for a long time. It also reduces the probability of leakage. Also, the stuffing can be added or changed when the valve is closed, which is easy for maintenance.

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