Butterfly Valve Parts
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Ductile Cast Iron Butterfly Valve Handle
The ductile cast iron butterfly valve is one of the most common and widely used butterfly valves of our material, and we usually use the handle to open and close the butterfly valve below DN250. At ZFA Valve, we have a wide range of handles available in different materials and prices for our clients to choose, such as cast iron handles, steel handles and aluminium handles.
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Fully Lug Butterfly Valve Two Pieces Body
The two-piece split valve body of the butterfly valve is easy to install, especially the PTFE valve seat with low elasticity and high hardness. It is also easy to maintain and replace the valve seat.
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Lug Type Butterfly Valve with Body
Our ZFA valve have different model for lug type butterfly valve body for our clients and also can customized. For the lug type valve body material, we can be CI,DI,stainless steel,WCB, bronze and etc. We have pin and pin less lug butterfly valve. The actuator of lug type butterfly valve can be lever, worm gear, electric operator and pneumatic actuator.
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Butterfly Valve Fully Lug Body
This DN300 PN10 fully lugged butterfly valve body made of ductile iron, and for replaceable soft back seat.
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DI CI SS304 SS316 Butterfly Valve Body
The valve body is the most basic, one of the most important parts of the valve, choose the right material for the valve body is very important. We ZFA Valve has many different model of valve body to meet your require. For valve body, according to the medium, we can choose Cast Iron, Ductile Iron, and we also have stainless steel valve body, such SS304,SS316. Cast iron can be used for media that are not corrosive. And SS303 and SS316 weak acids and alkaline media can be selected from SS304 and SS316.The price of stainless steel is higher that cast iron.
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Ductile Cast Iron Butterfly Valve Disc
Ductile cast iron butterfly valve can be equipped with different materials of valve plate according to the pressure and medium. The material of disc can be ductile iron, carbon steel,stainless steel,duplex steel,bronze and etc. If the customer is not sure what kind of valve plate to choose, we can also give reasonable advice based on the medium and our experience.
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Wafer Type Butterfly Valve Ductile Iron Body
Ductile iron wafer butterfly valve, the connection is multi-standard, be connected to PN10, PN16, Class150, Jis5K/10K, and other standards of pipeline flange, making this product widely used in the world. it is are suitable for some common projects such as water treatment, sewage treatment, hot and cold air conditioning, etc.
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Soft/Hard Back Seat Butterfly Valve Seat
The soft/hard back seat in a butterfly valve is a component that provides a sealing surface between the disc and the valve body.
A soft seat is typically made of materials such as rubber, PTFE, and it provides a tight seal against the disc when closed. It is suitable for applications where bubble-tight shut-off is required, such as in water or gas pipelines.
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Ductile Iron Single Flanged Wafer Type Butterfly Valve Body
Ductile iron single Flanged butterfly valve, the connection is multi-standard, be connected to PN10, PN16, Class150, Jis5K/10K, and other standards of pipeline flange, making this product widely used in the world. it is are suitable for some common projects such as water treatment, sewage treatment, hot and cold air conditioning, etc.
