Worm Gear 904L Stainless Steel Disc Casting Body Butterfly Valves

Worm Gear 904L Stainless Steel Disc Casting Body Butterfly Valves

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

Strict and complete quality inspection means, standardized scientific management system and unique product development plus moderate price and perfect after-sales service, the Metal To Metal Butterfly Valve, Pneumatic Ball Valve, Metal-seated Butterfly Valve sell well in various countries. We are not satisfied with the present achievements but we are trying best to innovate to meet buyer's more personalized needs. Our company has a R&D and management team composed of high-quality elites, and has established a complete development and scientific research center.

【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!

As a manufacturer engaged in Worm Gear 904L Stainless Steel Disc Casting Body Butterfly Valves for many years, we have been working hard to explore and research, and develop new products suitable for national standards. Our pursuit and enterprise aim would be to 'Always fulfill our buyer requirements'. All products are manufactured with advanced equipment and strict QC procedures in order to ensure high quality.

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