En593 Manual Worm Gear 200-300psi Wafer Style Butterfly Valve

En593 Manual Worm Gear 200-300psi Wafer Style Butterfly Valve

* 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 development depends on the advanced equipment, excellent talents and continuously strengthened technology forces for 300LB LUG Butterfly Valve, High Temperature Butterfly Valve, Wafer Triple Offset Butterfly Valve. We sincerely welcome you to visit us at any time and together we will prevail to a greater success in the hair industry. We want to blaze a path of innovation, development, and integrity. We must gradually standardize the company's various business management activities in accordance with the modern enterprise management system, so that the responsibilities and rights of the company's various departments and employees can be balanced with each other. In spite in the top quality products and solutions we supply, effective and satisfying consultation service is supplied by our professional after-sale service group.

【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.


As a way to provide you advantage and enlarge our organization, we even have inspectors in QC Crew and guarantee you our greatest assistance and product or service for En593 Manual Worm Gear 200-300psi Wafer Style Butterfly Valve. Wherever you are, please join us, and together we will shape a bright future in your business field! You are most welcome to come to China, to our city and to our factory!

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