Wafer Type Pinless Non-Backed Seat Butterfly Valve

Wafer Type Pinless Non-Backed Seat Butterfly Valve

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

We constantly believe that one's character decides products' high quality, the details decides products' high-quality, together with the REALISTIC, EFFICIENT AND INNOVATIVE crew spirit for Flanged Butterfly Valve, Trunnion Ball Valve, Flange Triple Offset Butterfly Valve. We have a thorough knowledge of how to deliver products or services to meet the needs of clients. After exploring various business models, we now have formed the stable development situation.

【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.


IF YOU HAVE ANY QUESTIONS,PLEASE FREELY CONTACT US!

Under the leadership of the company's leaders, we have introduced a large number of talents and established a complete quality management system to ensure the quality of our Wafer Type Pinless Non-Backed Seat Butterfly Valve. We are in line with the quality first, service-oriented business philosophy, stride the pace of the new century in the forefront of the industry. We have been normally seeking forward to forming profitable company relationships with new clientele around the environment.

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