Dn50-2inch-PTFE Lined Semi Lug Style Stainless-Steel Pneumatic Actuated Butterfly Valve with Positioner

Dn50-2inch-PTFE Lined Semi Lug Style Stainless-Steel Pneumatic Actuated Butterfly Valve with Positioner

* 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

We aim to be one of the leading brands of Bronze Butterfly Valve, DIN Butterfly Valve, EN Butterfly Valve in Chinese market, and set up the industry image in quality, service, and distribution etc. Make sure deliver the best Assistance, the most beneficial High-quality, The quickly Delivery. We have insisted on our production procedure innovation together with the most recent modern day managing method, attracting a sizable quantity of talents within this industry. In terms of development, the company will closely follow national policies, adapt to environmental changes, carry out technological innovation, adhere to the development concept of becoming stronger and larger, and continue to develop new markets. With advantage of industry management, the company has always been committed to supporting customers to become the market leader in their respective industries.

【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 Dn50-2inch-PTFE Lined Semi Lug Style Stainless-Steel Pneumatic Actuated Butterfly Valve with Positioner has acquired a world-class reputation and, more importantly, we guarantee the quality of our products. Also we can produce different products according to your samples. Corporate goal: Customers' satisfaction is our goal, and sincerely hope to establish long-terms stable cooperative relations with customers to jointly develop the market.

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