Home > Products > butterfly valve > 2205 worm gear three eccentric hard seal butterfly valve, three eccentric hard seal butterfly valve, 2205 worm gear butterfly valve

2205 worm gear three eccentric hard seal butterfly valve, three eccentric hard seal butterfly valve, 2205 worm gear butterfly valve

Product Code : VCCF--D-D226-CU

Parameters of valve

Model: D343Y, D343F, D343W;

Pressure: PN1.0-6.4MPA;

Channel: DN50-DN1200;

Connection: flange type;

Operation: worm gear and worm;

Temperature: -20℃ ~ +425℃.


Main parts materials:

Body: 2205 duplex steel;

Butterfly plate: 2205 stainless steel;

Gland cover: 2205;

Valve shaft: F51;

Worm gear head: 304 stainless steel, cast steel;

Sealing ring: stainless steel ring, tetrafluoride ring;

Filler: flexible graphite.


Design standard: GB/T12238-2008, JB/T8527-1997, API609-2004;

Structure length: GB/T12221-2005, ASMEB16.10-2000;

Inspection and test: GB/T13927-2008, GB/T26480-2011, API598-2009.


Please contact us if you need customized services. We will contact you with the price and availability in 24 hours.

Product Product Code Purity Size Contact Us
2205 worm gear three eccentric hard seal butterfly valve, three eccentric hard seal butterfly valve, 2205 worm gear butterfly valve VCCF--D-D226-CU Customized Customized

2205 worm gear triple eccentric hard seal butterfly valve, made of 2205 dual phase steel, chloride ion corrosion resistant, flange connection, DN50-DN1200, PN1.0mPA6.4mpa, model D343F, D343W. 2205 worm gear three eccentric hard seal butterfly valve, valve body, valve plate, gland, valve stem are made of 2205 duplex steel, resistant to chloride ion and acid and alkali corrosion. 2205 duplex steel is ferritic-austenitic duplex stainless steel, high content of chromium and molybdenum, has the ability to resist pitting corrosion, crevice corrosion and uniform corrosion, has a high ability to resist stress corrosion rupture, and mechanical strength is also very high.

2205 worm gear three eccentric hard sealing butterfly valve has the characteristics of resistance to chloride ion and acid and alkali corrosion, high mechanical strength, stress corrosion rupture resistance and other characteristics, suitable for a variety of corrosive media environment. Seawater environment: Due to the good chloride ion corrosion resistance of 2205 duplex steel, the valve is often used in seawater treatment systems, such as desalination, seawater cooling and other applications. Desulfurization condition of power plant: in the flounder desulfurization system of thermal power plant, there is a high concentration of chloride ions and acidic environment. 2205 duplex steel butterfly valve can effectively resist corrosion and ensure the long-term stable operation of the system. Chemical industry: It is suitable for the treatment of acid, alkali and salt, high concentration chlorine ion water, chemical waste water and other media, to meet the high requirements of corrosion resistance and mechanical strength in chemical production. Metallurgy, petroleum, natural gas and other fields: because of its compact structure, good cutting performance, long service life and other characteristics, it is widely used in metallurgy, petroleum, chemical, electric power, natural gas and other fields to cut off or adjust the flow control of the pipeline medium

Packing of Standard Packing: 


Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition.

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