Wholesale Concentric Butterfly Valve

  •  All Parts Can Be Made Of Different Materials According To Actual Working Conditions
  • -10℃~150℃(Concentric Butterfly Valve),  -10℃~120℃(Eccentric Butterfly Valve)
  • 50 Years
  • Body Materials as Cast Iron;ductile Iron
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Product Description

What are wholesale concentric butterfly valve?

A wholesale concentric butterfly valve features a circular disc that rotates within the valve body to control the flow. In an eccentric disc butterfly valve, the disc rotates around an axis that is offset (eccentric) from the center of the valve body. Conversely, a concentric butterfly valve has a disc that rotates concentrically, meaning the axis of rotation aligns with the centerline of the valve body and pipe. Both types are used to regulate flow but have unique design characteristics.
wholesale concentric butterfly valve

Distinguishing the Essence of Eccentric and Concentric Butterfly Valves

As a reputable supplier of fine wholesale concentric butterfly valve from China, wholesale concentric butterfly valve prides itself on offering a magnificent array of butterfly valves that possess remarkable features. Today, let us embark on a journey to compare and contrast two distinct types of butterfly valves – eccentric and concentric – and unveil the unique characteristics that define each:

  • Eccentric Disc Valves: These valves exhibit a more linear flow characteristic, gracefully maintaining a consistent velocity as they gracefully open or close. This enchanting trait results in a reduction of turbulence, allowing for a smoother and more harmonious flow control experience.
  • Concentric Valves: In contrast, concentric valves possess a more progressive flow trait, akin to the captivating rhythm of a symphony. As the valve gate opens, the flow rate increases non-linearly, creating a symphony of controlled turbulence. This unique trait offers a mesmerizing dance of flow dynamics, perfect for applications where specific flow characteristics are desired.
  • Installation Advantages: Eccentric valves bestow upon us the gift of installation flexibility, particularly in confined spaces where concentric valves may struggle to find their place between pipe flanges. With the elegance of an offset disc, these valves gracefully glide into compact installations, ensuring efficient utilization of available space.
  • Design Simplicity: Yet, concentric valves possess a charm of their own with their simplistic design, devoid of the additional clearance required by the offset motion of an eccentric disc. This simplicity exudes an aura of elegance, making maintenance and operation a delightful experience.
Product Name wholesale concentric butterfly valve
Temperature Range -10℃~150℃(Concentric Butterfly Valve),  -10℃~120℃(Eccentric Butterfly Valve)
Pressure Ratings Pn1.0~1.6mpa(Concentric Butterfly Valve), PN0.6~2.5MPa(Eccentric Butterfly Valve)
Connection Standard Gb·ansi·din·api·iso·bs
Body Materials Cast Iron;ductile Iron
Valve Seat Material Rubber
Note All Parts Can Be Made Of Different Materials According To Actual Working Conditions.

The Applications of Both Of Butterfly Valves Between Eccentric & Concentric

As quality butterfly valves for these two types, Both see wide chemical, oil/gas, power, marine and more. For instances, Firstly, wholesale concentric butterfly valve as isolation valves to allow pipe/vessel insulation for control/drainage. Secondly, wholesale concentric butterfly valve as control valves in piping manifolds to direct flow between multiple lines. Thirdly, wholesale concentric butterfly valve as shut-off valves in ductwork or wherever flow needs regulating in changing conditions.

Eccentric Disc Butterfly Valves:

  • Throttling service to control flow where linearity is important such as pumping stations, HVAC systems and processing plants.
  • Where space is constrained due to pipe centrelines being too close together to fit a concentric valve.

Concentric Butterfly Valves:

  • On/off applications where gradual filling/emptying is less critical such as ballast tanks or surge tanks.
  • Where low cost is a priority due to simpler concentric design requiring less precision/clearance.
  • Large water transmission mains where turbulence has minimal effect due to large pipe diameter-to-flow ratio.

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Why Choose Us

Founded in 1956 and situated in Tianjin Binhai New Area, the hub of China’s valve production, TWT stands out with its modern design standards, cutting-edge intelligent manufacturing equipment, and a sophisticated testing center. We are an industry leader focusing on the development and manufacturing of valves. Our extensive product lineup includes butterfly valves, eccentric semi-ball valves, regulating valves, diamond regulating valves, exhaust valves, hydraulic control valves, and over 1000 other types of valves.