Lug Type Concentric Lug Type JIS ANSI DIN Standard Full Stem Butterfly Valve with Hand Lever for Marine

Lug Type Concentric Lug Type JIS ANSI DIN Standard Full Stem Butterfly Valve with Hand Lever 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

To be an top-notch enterprise that manufacturing Flange Triple Offset Butterfly Valve, DIN Butterfly Valve, EN Butterfly Valve is our company's development of strategic objectives in recent years. Our company always adheres to science and technology as the guide, to management personnel and technical backbone as the master. Welcome all friends to place trial order for developing a long-term small business relationship. We will keep pace with the times and constantly innovate.

【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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With a struggling-oriented corporate culture, we continuously improve the development of the enterprise, and make the best Lug Type Concentric Lug Type JIS ANSI DIN Standard Full Stem Butterfly Valve with Hand Lever for Marine. We are your next small business partner. Our company has established a perfect and fast sales and service network. Our products sell well all over the world and have achieved good economic and social benefits.

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