TVCCL, TAIWAN VALVE FAQ | Taiwan Valve Centre Co., Ltd.

FAQ

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Q:What are common problems with check valves and how can they be avoided?

Check valves are generally simple and reliable components, but improper selection, installation, or operation—especially in demanding environments—can lead to performance issues and even system failure....

Q:How a Dual Plate Check Valve Works

A Dual Plate Check Valve operates automatically, using the flow pressure of the medium to control the opening and closing of its two spring-loaded plates. When fluid flows in the forward direction, pressure...

Q:Why is cracking pressure important for a check valve?

Cracking pressure is a critical parameter in check valves because it determines the minimum upstream pressure required for the valve to begin opening and allow flow. By defining exactly when the valve...

Q:Why Install a Dual Plate Check Valve?

The primary purpose of installing a dual plate check valve is to prevent reverse flow and protect system components. When fluid flows in the forward direction, the plates open automatically; when reverse...

Q:CV PRESSURE DROP FORMULA FOR DOUBLE DISC CHECK VALVE

The flow coefficient (Cv) and its metric equivalent (Kv) are essential parameters that define the flow performance and pressure characteristics of a valve. These values are calculated according to the ISA–S75.01–1985...

Q:PRESSURE - TEMPERATURE RATING FOR DUAL PLATE CHECK VALVE

The pressure and temperature ratings of the dual plate check valve shall comply with the values specified in ASME B16.34, according to the applicable material specifications, class designations, and pressure...

Q:Using Check Valves with Particle-Laden Fluids?

Valve Sticking: Particles may become trapped between the valve disc and the sealing surface, affecting the valve’s normal operation and potentially preventing it from fully closing. Seal Damage: Particles...

Q:When should check valves be used?

When two or more pumps or blowers are installed in parallel, check valves are used to isolate the ones that are not operating. In some applications, backflow is detrimental to the process or to equipment...

Why is 6 to 8 Pipe Diameters (6D-8D) the Optimal Installation Distance?

The industry-standard recommendation of 6 to 8 pipe diameters (6D to 8D) for check valve installation is deeply rooted in fluid dynamics. TVCCL engineers strongly advise this specific clearance to achieve...

Q:What connection does dual plate wafer type check valve have?

TVCCL dual plate check valve has a compact and versatile design, with its main connection type being the "wafer" style. Nevertheless, this design can be modified to suit various connection requirements....

Q:How can I choose the material of valves?

Choosing the appropriate material for a dual plate wafer type check valve is critical to ensure its longevity, functionality and safety. The selection of the material is dependent on the operating conditions...

Q:Why Do Dual Plate Check Valves Require a Minimum Installation Distance?

The installation distance for TVCCL dual plate check valves is not merely a recommendation—it is a critical requirement for ensuring optimal functionality, operational efficiency, and valve longevity....

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site::faq::name | CE & TÜV Certified Dual Plate Check Valve Manufacturer For Over 20 Years | Taiwan Valve Centre Co., Ltd.

Located in Taiwan since 1998, Taiwan Valve Centre Co., Ltd. has been a dual plate check valve manufacturer with all the valves sold to 1,500 clients in 80 countries worldwide. Their main products, including dual plate check valves, dual plate full lining type, retainerless check valves, bypass check valves, short and long wafer check valves and spring wafer type for industries, such as oil, shipbuilding, seawater desalination, cooling system and nuclear.

TVCCL has a competitive pricing, reliable quality product and excellent after-sales support, well-down packing. We have received good reputation as being a well-known supplier in supplying reliable quality and competitive price check valves from customers. 20 years of experiences in producing dual plate check valve, excellent after-sales support, OEM / ODM, oil industry, shipbuilding, seawater desalination, cooling system, nuclear industry.

TVCCL, TAIWAN VALVE has been offering customers high-quality and durable industrial check valves for any applications since 1998, both with advanced technology and 25 years of experience, TVCCL, TAIWAN VALVE ensures each customer's demands are met.