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AVANNTO INDUSTRIAL VALVES
AVANNTO's research and development team utilizes the latest technology to design every component for optimal performance.

Resilient Seated(Vulcanized Sleeve)-Wafer type butterfly valve -AOBV04

Vulcanized Sleeve butterfly valves eatures a bonded liner extending over the flanges. It is unnecessary to maintance. Cost is lower than other typies.
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A universally applicable butterfly valve with vulcanized liner according to EN 593.

Highlight:

·Less deformation of the liner from vulcanized liner

·No deformation of the liner between the flanges during assembly

·All AVANNTO valves are pressure tested to 110% of rated pressure to assure bubble tight shutoff.

·All AVANNTO butterfly valves are pin-less design

·Internal disc-to-stem connection

·ISO 5211 international compatibility

·Direct mount all AVANNTO actuators including handles, gear operators, pneumatic and electric actuators

Specifications:

Body Materials: Cast Iron, Ductile Iron

Disk Materials: Ductile Iron, Stainless Steel, Nylon 5/11 Coated Ductile Iron, Aluminum Bronze, Stainless Steel, Hastelloy, Halar Coated Ductile Iron

Stem Materials: Carbon steel, Stainless Steel, Monel

Seat Materials: EPDM, BUNA-N(NBR& Nitrile),FKM

Applications:  Wastewater, Irrigation, HAVC

Material availability depends on valve size & series. Other materials are available. Please consult to us or your local AVANNTO representative for your specific condition.

Nominal diameter:

DN 50 - DN 1200

Face-to-face:

EN 558 Series 20
ISO 5752 Series 20
API 609 Table 1

Flange accommodation:

EN 1092 PN 6/10/16
ASME Class 150
AS 4087 PN 16

Flange Surface Design:

EN 1092 Form A /B
ASME RF, FF

Top flange:

EN ISO 5211

Tightness check:

EN 12266 (Leakage rate A)
ISO 5208, Category 3

Working standard:

EN 593

Temperature range:

-10 °C to + 90°C (depending on pressure, medium and material)

Max. Operating pressure:

 

max. 16 bar

 

 

Keyword:
Vulcanized liner
butterfly valves
China manufacturer
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