Flange type rubber seated butterfly valve with by pass

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Min Order Qty:
100 kg
Supply Capability:
10000 kg/month

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Product Description:

Specifications

Flange butterfly valve with by pass 
Design: EN593 
Face to face: DIN3202 F5 
Flange: EN1092 
Pressure test acc.to: EN12266

 Flange type rubber seated butterfly valve with by pass

 

1. Size, pressure, medim and temp. range as listed below:

 

Size

DN100 to DN4000

Pressure

PN10, PN16, PN25, PN40

Suitablem

sea water, and other weak corrosive liquid   etc.

Temp.

-10~120°C

 

 2. Standard items:

Description

Standard

Design and manufacture

EN593

Face to face

ISO5752 series15, EN558-1 series 15,   DIN3202 F5

Flange and drilling

ISO7005-2, EN1092, 

Pressure test

EN12266

Top flange of bare shaft valve

ISO5211

Top flange on worm gearbox for   e-actuator

ISO5210

 

3. Main part material items:

Name

Material

Body

ductile cast iron, WCB, stainless steel

Disc

ductile cast iron, WCB stainless steel,   Al-bronze

Stem

SS420, SS431 or as request

Disc seat ring

EPDM 

Body seat ring

SS304

Retainer

SS304

Shaft bearing

Al-bronze, self-lubricating bearing

Bolt & nuts

SS304

Coating

epoxy coating, thickness: min. 250   microns, color code: RAl5015, 5017, 5010, and etc.

 

Notes: Other materials are available on request

 

4. Operating mode: bare shaft, worm gear+handwheel, electirc actuator, pneumatic actuator, hydraulic actuator, etc.


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