Ductile Iron Aluminum Bronze Disc Lug Style Butterfly Valves

Ductile Iron Aluminum Bronze Disc Lug Style Butterfly Valves

* Nominal Diameter: 24inch
* Class Pressure: 300LB
* Connection type: LUG ends
* Operator way: Gear opreated
* Suitable Temperature : -29℃ ~ 420℃
* Design standard: as per API609

Product Details

Our mission is to become an innovative supplier of high-tech digital and communication devices by providing value added design, world-class manufacturing, and service capabilities for Lug Triple Offset Butterfly Valve, LUG Double Offset Butterfly Valve, Flanged Butterfly Valve. We fulfill our corporate social responsibilities and actively respond to global climate change ensuring that the carbon emissions during production meet national standards. We believe that quality products are the life of a company, and we also adhere to the principles of honesty, pragmatism and high efficiency. We have the best products and professional sales and technical team.

【Product Introduction

Zhengfeng vlave is a professional High pressure butterfly valve factory.Our main product LUG style butterfly valve is one kind of component used to realize on-off and flow control of pipeline system, which has been widely used in many fields such as petroleum, metallurgy, hydropower, etc.

In order to improve the ability of anti erosion and wear of ultra-high pressure valves, anti erosion materials are usually selected.For materials used in high pressure valves, heat treatment and surface hardening are usually used to improve their extrusion and erosion resistance.


【Application Range】

* Valve Diameter: 2‘’~64‘’,DN50~DN1800

* Valve Pressure: 150LB~600LB,PN6~PN100

* Connection type:Flange、Wafer、LUG、Butt weld

* Main Material: Cast steel、Stainless steel、Duplex steel、Monel、etc..

* Operator way: Lever o.p、Gearbox、Electric actuator、Pneumatic actuator...

* Design features: Composite materials adhered by multilayer-metal and Graphite

* Design standard:API 609 、 EN593 、 GOST12815、JB8527、JIS B2002


微信图片_20191017145604QQ图片20191114174755


【ZFV Seat Features

If the system requires a higher temperature, We zhengfeng valves has two types metal seated , the one is sealing seat graphite and graphite laminated, the other one is metal to metal sealing.

The high temperature butterfly valve body with lined disc and seat is made of duplex stainless steel or other alloy steel which suitable for high temperature, the sealing surface overlay wear resistanced material, and the shaft is made of heat-resistant stainless steel. High temperature butterfly valve has good performance of high strength, wear resistance and corrosion resistance.


Our goal is to make high-quality Ductile Iron Aluminum Bronze Disc Lug Style Butterfly Valves, and provide customers with professional solutions. To achieve your expectations and create your profits is always our mission. We actively recruit a large number of technical personnel, introducing advanced production equipment, and continuously optimizing product performance.

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