Manual Operation Concentric Lug Type JIS ANSI DIN Standard Full Stem Butterfly Valve with Albz Disc for Marine

Manual Operation Concentric Lug Type JIS ANSI DIN Standard Full Stem Butterfly Valve with Albz Disc for Marine

The sealing surface of butterfly valve produced by zhejiang zhengfeng valve adopts the sealing design of three-eccentric and flexible multi-layer metal and graphite.

Product Details

Due to the wide application of our products and our favorable market position, we strive to sell our Butt Weld Triple Offset Butterfly Valve, Wafer Triple Offset Butterfly Valve, Bronze Butterfly Valve to more countries and bring our high-quality products and services to every corner of the world. We will meet greater challenges and opportunities in future development, and will continue to shoulder the banner of industry development and leadership. With the continuous growth of the company and the continuous expansion of business, our company sincerely advances together with the talents at home and abroad. Layer by layer, we strive to give our best products and services to customers, welcome the majority of businesses to call and inquire.

【Product Description】:

The sealing surface of butterfly valve produced by zhejiang zhengfeng valve adopts the sealing design of three-eccentric and flexible multi-layer metal and graphite.It ensures good sealing performance and reduces operating torque. The elastic characteristics of multi-layer composite metal sealing ring enable the valve to have zero leakage performance.Our butterfly valves are mainly made of the following materials SS304, SS304L, SS316, SS316L, A105, WCB, hasley alloy, LC2, LC3, LCB, C4, 2205, 2507, C95800, etc


【Product Information】:

* Size : DN350

* Pressure : PN25

* Connection :LUG type ends

* Operation : Gearbox operated

* Body : A216 WCB

* Disc :  A351 CF8M

* Seal :  SS316+Graphite

* Stem : AISI 316

* F/F length : 92mm

* Valve Structure : Triple offset

* Painting : Epoxy paint

* Color card No : RAL 5005

* Design standard: EN593

* End flange dimension: EN1092-1

* Suitable medium : water、oil、gas

* Origin : CHINA P.R


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【Product Performance】: 

1.Multilayer hard seal butterfly valve seal is composed of hard and soft metal sheets. It is formed by high precision machining and is mounted on the disc plate to match the valve seat. It has double advantages of metal seal and elastic seal. It has excellent sealing characteristics both at low temperature and high temperature.

2.The valve seat with three-dimensional eccentric structure has almost no friction with the disc plate, and has the sealing function of tighter and tighter closure.

3.Unique structure, flexible operation, labor-saving, convenient, not affected by high or low pressure of medium, reliable sealing performance, long service life.


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We will make just about every exertion for Manual Operation Concentric Lug Type JIS ANSI DIN Standard Full Stem Butterfly Valve with Albz Disc for Marine. It is our work style to strive for perfection in every work link, it's our duty to meet customer needs, and it's our values to exceed customer expectations. Our enterprise spirit is, scientific management, truth-seeking, innovation, customer satisfaction and sustainable development.

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