Specifications

Ductile iron concentric double flange type butterfly valve:

1.DN50~1400 PN10/16

2.ISO9001:2008 CE

3.Factory built in 1997

Ductile Iron Concentric Double Flange?Butterfly Valve:

?

DN50~1400 PN10/16
Flange: EN1092
F/F: EN 558-1 series13/20

?

Product Advantage:

?

?1)Simple and compact structure, light weight 90 rotation, quick and flexible opening and closing.

?

?

2)Sound seal design gives full sealing without any leakage, thus ensuring a reliable application in adverse?
working condition.

?

3)By changing disc seal ring, O-ring, disc, shaft and the like, the product can be used in many different media?
and temperature conditions.

?

4)The valve body is provided with foundation support, so it can be installed either vertically or horizontally.

?

5)Easy to mount and dismantle, thus convenient for servicing.

?

Brief?Introduction:

?

Butterfly?valve?is?mainly?consisted?of?body,?stem,?disc,?seat?and?driver(lever,?gearbox,?pneumatic?and?electric?Actuator)?and?so?on.?

On?off?and?controlling?flow?of?valve?are?made?by?turning?stem?and?disc?together.

?

Product Information:

?

Size	DN50-DN2400
Design Standard	EN593
End flange	ANSI B 16.1, EN 1092
Face to face	EN 558-1 series13/20
Top flange	ISO 5211
Normal pressure	PN1.0/1.6MPa (150/200PSI)
?	?
Series 13	?
Body	HT200, A126 CLASS B, QT450-10, A536 65-5-12, WCB
Disc	DI, ALB, CF8, CF8M, 1.4529
Stem	416, 420, 431, 17-4PH
Seat	NBR, EPDM, Viton
?	?
Series20	?
Body	CI, DI, WCB
Disc	DI, ALB, CF8M, 1.4529
Stem	416, 420, 431
Seat	NBR, EPDM
Suitable temperature	-20C~150C
Suitable medium	fresh water, sewage, sea water, food etc.