Double Flanged Double Offset Eccentric Butterfly Valve with Pneumatic Electric Actuator Gate Check Valves

Double Flanged Double Offset Eccentric Butterfly Valve with Pneumatic Electric Actuator Gate Check Valves

* Size : DN350
* Pressure : PN16
* Connection Type : Wafer ends
* Main part Material :A351-CF8
* Pneumatic Actuator
* Valve Structure : Double Offset

Product Details

Over the years of operation, we have established a complete set of production and supply channels, and the price is very competitive in the industry of Lug Type Butterfly Valve, Metal-seated Butterfly Valve, 300LB LUG Butterfly Valve. Our company always adheres to the tenet of 'quality is life, users are God', providing customers with high-quality products and services, and advancing side by side with customers. After years of continuous development and the improvement of production management capacity, we have become an enterprise integrating R&D, manufacturing, sales and after-sales service. We follow the corporate tenet of 'sincerity-oriented and practical results'. We intention to get a top class supplier for worldwide OEM and aftermarket!

【Mian Introduction】:

High Performance Double offset butterfly valves are mainly suitable for drainage of water plants, power plants, steel mills, smelting, chemical industry, water source engineering, environmental facilities construction and other systems, especially for water pipelines, as regulating and closing equipment. 

During the opening or closing of the valve, the disc sealing surface will gradually deviate and gradually press into the seat sealing surface, thereby reducing the mechanical wear and damage of the butterfly valve and the valve seat during opening or closing,the sealing performance and service life of the butterfly valve will be greatly improved.


【Production Performance】:

* Design standard as per: API 609, ASME B16.34, EN593, JB/T 8527.

* Small installation space, light weight, and maintenance friendly;

* Good sealing effect and long service life;

* Good flow adjusting ability, high precision of flow characteristic curve and good dynamic adjustment stability;

* For soft seat the leakage rate: ANSI B 16.104 VI.

* Used for special working conditions, including vacuum and oxygen working conditions.


IMG_8043(20191111-130446)_副本QQ图片20190223161346


【ZFVALVE Quality Control】:

Quality inspection and inspection of Gear Butterfly Valve:-ZFV tests and inspects every valve, and every valve we deliver passes our quality inspection. In addition to completing the butterfly valve photo, we also provide customers with a quality test certificate.ZFV welcomes any customer to come to our factory to participate in valve inspection.

If required, the customer can nominate a third party inspector to come to our factory to witness the test, we assist the inspector to complete all necessary procedures.We should conduct comprehensive testing and inspection according to customer requirements and standard requirements. If customers have any special requirements, we will deal with them accordingly.



According to the constantly changing development of science and technology, as well as the different requirements of customers, we constantly improve product design and export our Double Flanged Double Offset Eccentric Butterfly Valve with Pneumatic Electric Actuator Gate Check Valves to countries and regions. After years of research and exploration in the field of new materials, our company has been developed to date, integrating R&D, production and sales. After years of steady development, we have established strategic cooperation relationship with many famous brands at home and abroad. We hope that in the future, we will become your best partner and grow together.

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