En Standard Flange Type Concentric Butterfly Valve

En Standard Flange Type Concentric Butterfly Valve

* Size: DN250
* Pressure: PN16
* Connection : Wafer type
* Operation : bare shaft with top flange
* Design standard: EN593
* Cv figure in full open position : 2500

Product Details

In line with the concept of integrity, innovation, transcendence, and efficiency, while providing first-class EPDM Butterfly Valve, Bidirectional Triple Offset Butterfly Valve, Lug Type Butterfly Valve, we also clarify our social responsibilities and pay more attention to the interests of customers. We have won the unanimous praise of the new and old customers relying on excellent quality, good reputation, thoughtful service and reasonable price. Our company has always regarded good reputation as the biggest affirmation of our customers. We value credibility and quality, and we will provide you with high quality products and perfect after-sales service as always. Our company always adheres to technological innovation, continuously strengthens internal management, optimizes product structure, and improves product quality. During the production and sales process, we maintain close cooperation with customers at any time to meet customer needs and ensure timely delivery.

【Product Introduction】:

EN Wafer type Butterfly valve is one of the main products of our ZFVALVES.The design dimension as per EN593,Ends flange as per EN1092-1.Wafer Butterfly valve is simple in structure and light in weight.And only 90° rotation can be quickly opened and closed, simple operation, and the valve has good fluid control characteristics. EN Butterfly valve is not only widely used in petroleum, gas, chemical industry and water treatment, but also used in the cooling water system of thermal power stations.Valves of this type shall generally be installed horizontally in pipelines.


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【ZFV Butterfly Valve Seated】:

ZFV triple offset butterfly valve, body and seat can be integral structure and the valve seat is eccentrically machined,seating surface surfacing cemented carbide, The precision requirement of its processing is very high. Before surfacing, the sealing surface of the valve seat should be roughly machined, and the thickness after roughing should ensure the thickness of the welding layer after finishing.ZFVALVES has more than 20 years of butterfly valve production experience,provide customers with professional pipeline solutions.

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Our Service】:

ZFVALVES is one of the professional butterfly valve manufacturers. We produce high quality flange butterfly valves, wafer end butterfly valves, lug butterfly valves, butt welding butterfly valves.

- Available manufacturing standards include API, DIN, JIS, GOST, EN, ISO, GB, etc. Special standard valves can also be produced according to customer orders.

- Available pressure rates include 150 - 1500, PN6 - PN150

- Available sizes from 2" to 80", DN50 - DN2000.

- Available materials include carbon steel, stainless steel, alloy steel, and the like.


No matter new buyer or old purchaser, we believe in long expression and trusted relationship for En Standard Flange Type Concentric Butterfly Valve. The application of new products, new materials of low-carbon energy-saving products have promoted the development of our company. We actively advocate the team spirit, innovation, dedication and dedication to build modern enterprise management of the new model.

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