Wafer Type Centreline Butterfly Valve (with Pin)

Wafer Type Centreline Butterfly Valve (with Pin)

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

At present, we are striving our best to become amongst the ideal exporters inside our industry to satisfy shoppers more want for Stainless Steel Ball Valve, Big Size Butterfly Valve, Lug Triple Offset Butterfly Valve. Our company will adhere to the long-term service concept of 'use our efforts to create customers' brilliance', and look forward to developing more extensive cooperation with customers all over the world with excellent products and efficient services. We now have a lot of customers in Russia, European countries, the USA, the Middle East countries and Africa countries. Your aid is our everlasting power! We has now developed into a professional, branded and industrialized company.

【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


【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.


Facing the fiercely competitive market, we take 'honesty, truth-seeking, innovation and service-oriented' as our corporate tenet, and through scientific management, we have become a leader in the Wafer Type Centreline Butterfly Valve (with Pin) industry. We always adhere to the principles of trust, win-win, openness and mutual respect, and try our best to use all our experience and expertise to meet the different requirements of our customers. Thank you - Your support continuously inspires us.
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