Product Description

The flange type multi-layer metal hard seal butterfly valve of Anix has the following features:

1. U shaped stainless steel seal ring is used; the valve plate has certain elasticity so as to have good sealing with the butterfly plate no matter at high temperature or low temperature;

2. The valve is metal on metal line sealing valve; the sealing faces of the butterfly plate is made of stainless steel or hard alloy by buildup welding, and thus have good wearing resistant performance and long service life;

3. The butterfly plate is designed to be streamline type; the parameters of the through rod and the anti-wearing sleeve provide good sealing performance and temperature, pressure, wearing and corrosion resistant performance to the valve;

4. The connection method of the valve can be designed to be flange connection and clip connection;

5. The drive method can be manual, electric or pneumatic.

Product Detail


Design standards

Technical specification：ANSI  
Design Standard：ASME B16.34     

Face to Face：API 609  
Flanged Ends：ASME B16.5
Test and Inspection：API 598


Performance Specification

Nominal pressure:Class150/300

Strength test: 3.0Mpa  7.5Mpa 

Seal Test: 2.2Mpa  5.5Mpa

Gas seal test: 0.6Mpa 
Valve body material: WCB,CF8,CF8M，Duplex Stainless Steel
Suitable medium: Water, steam, oil, acid corrosive media and dust particles

Suitable temperature:carbon steel ≦425℃,Stainless steel ≦ 600℃,Heat resistant steel ≦850℃



 Product Structure


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