How to Select Butterfly Valve for Water Supply Pipeline
The butterfly valve is a popular choice to control water supply pipeline flow. They are lightweight, easy to support, and provide energy-efficient operation.
They also reduce maintenance costs because of fewer parts and less torque required to operate them. They require very little inspection and testing to ensure proper functioning.
Material
When selecting a butterfly valve for your water supply pipeline, it is important to consider the material used. This is because the material used can have an impact on the operating environment, lifespan, and media of the valve such as double plate check valve.
Stainless steel, for example, is a popular choice because it is durable and resistant to corrosion. It is also affordable and easy to find.
Another option is nickel alloys, which are rust-resistant and able to resist harsh environments. They are also resistant to high temperatures and non-toxic.
Another common material used to make butterfly valves is brass. It is a copper-based alloy with 10% aluminum and 5% nickel, which makes it resistant to corrosive materials and biofouling.
These valves can be used in various industries, including pharmaceutical and food manufacturing. They are lightweight and have a compact design that helps reduce installation costs. They require less maintenance. They can also withstand higher pressures than other types. They are also available in a variety sizes and shapes to suit any application.
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Design
A butterfly valve is a quarter-turn valve that opens and closes fluid flow in a pipe. It is operated by a metal disc that is mounted in the center of the pipe.
The rotary motion of the disc, which is controlled by a rod inside the valve and an actuator outside, permits or prevents the flow with flange water flow meter. The disc is closed when it is in a position parallel to or perpendicular with the flow. When it is in a position in which the flow is in line, it is fully opened.
The body of the valve can be made from a variety of materials. Brass is a commonly used material because it can withstand high temperatures and resist corrosion. It is durable and has high strength properties.
Installation
Butterfly valves are ideal for controlling fluid flow in water supply pipelines. They are simple to install and use, and require very little torque.
Moreover, their compact size and tiny face-to-face dimensions allow them to reduce installation footprints. This reduces the need for labor, tools, or pipe support.
In addition, they are very inexpensive to make. They are a cost-effective choice for many applications.
When preparing to install a butterfly valve, ensure that all the parts are free from foreign material. Scale, dirt, welding slag or metal shavings could cause damage to the seat and disc sealing surfaces.
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Operation
A butterfly valve is a quarter turn valve that regulates or shuts off the flow a liquid or gas through pipes with Multi Jet Water Meters. They are used for a variety of fluid services, including water supply pipelines, HVAC systems, and slurries.
In general, these valves are operated manually and can also be automatically actuated by an integrated process control system. They have a low torque requirement, making them easy to operate and install.
They are available in a range of sizes to fit different applications. They are rated for a variety of temperature, pressure, and flow rates.
The internal components of a butterfly valve include a disc, seat, stem, and operating mechanism. To prevent flow, the disc seals against the seat at the valve body's inner diameter periphery. This sealing can be achieved by either an elastomeric or metal-to-metal seat.
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