Flange type rubber seated butterfly valve with by pass

Flange type rubber seated butterfly valve with by pass System 1

Flange type rubber seated butterfly valve with by pass

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 100 kg

Supply Capability:: 10000 kg/month

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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.

Flange type rubber seated butterfly valve with by pass

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