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3 inch butterfly valve

3 inch butterfly valve

Main Features: For the structure of the triple-eccentricity seal butterfly valve, when the valve is under the complete open state, its butterfly plate sealing face will break away from the valve seat sealing face completely; when it is opened from 0 to 90°, the butterfly plate sealing face will...
Product Details

Valves size from 2" to 48", and connection ways can be lugged or semi-lugged wafer style, double flanged style, single flanged style, etc. Working pressures range can be from 150 to 250 psig. Body materials can be cast iron, ductile iron, stainless steel, wcb, etc, and the dis materials can be ductile iron (nickel coated cast iron and nylon coated cast iron are available). Valve seat materials consist of neoprene, silicone, hypalon, viton, buna n, and EPDM.


Detailed Description



End  flange:

ANSI B  16.1,ASTM B 16.47,EN 1092,AS 2129,ISO PN10/16,JIS B2212/2213

Face to  face:

ANSI B  16.10,API 609

Top  flange:

ISO 5211

Normal  pressure:

DN40-DN600(1.5”-24”)PN1.0/1.6MPa(150/200PSI)DN700-DN1200(28”-48”) PN1.0MPa(150PSI)


Cast  Iron/Ductile Iron/WCB/Carbon steel/AL-Bronze/CF8,SS304/CF8M,SS316


Ductile  Iron/Ni-plated ductile iron/Nylon-plated ductile iron/AL-Bronze/Rubber lined


SS416/SS304/SS316/SS431/17-4PH/Monel/Carbon steel 45/45#



Suitable  temperature:



water, sewage, sea water, air, vapor, medicine, oil, etc

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