Ductile Iron Body Lug Type Butterfly Valve with Hand Lever

Ductile Iron Body Lug Type Butterfly Valve with Hand Lever

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

With high-quality products, reasonable prices and perfect services, our company has an excellent reputation and a large market share in the Lever Butterfly Valve, Bidirectional Triple Offset Butterfly Valve, LUG Double Offset Butterfly Valve industry. Welcome you to be a part of us alongside one another to create your company easier. We are more than willing to do whatever we can to promote cooperation and exchange between industry peers. Our company has accumulated a wealth of professional knowledge and experience since the establishment, creating high-quality products. We devote ourselves to building a pioneer in the filter industry.

【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'll make each hard work to become excellent and excellent, and speed up our measures for Ductile Iron Body Lug Type Butterfly Valve with Hand Lever. We always adhere to value creation and innovation, strive to win the recognition of customers and partners, constantly expand business areas, and aspire to build a world-class brand! Our company is committed to building a team with unity, scientific division of labor, tacit cooperation, organic complementarity, communication, showing high morale and working with higher efficiency.

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