D342X double eccentric rubber seated butterfly valve

D342X double eccentric rubber seated butterfly valve Product introduction

D342X Double eccentric rubber seated butterfly valve size ,pressure, temperature ,medium as below:

Size	DN100 to DN4000
Pressure	PN10, PN16, PN25, PN40
Suitablem	water, and other weak corrosive liquid etc.
Temp.	-10~120°C

D342X double eccentric rubber seated butterfly valve Technical parameters

Description	Standard
Design and manufacture	EN593
Face to face	ISO5752 series14, EN558-1 series 14, DIN3202 F4
Flange and drilling	ISO7005-2, EN1092, DIN2501
Pressure test	EN12266 ISO5208
Top flange of bare shaft valve	ISO5211
Top flange on worm gearbox for e-actuator	ISO5210

D342X double eccentric rubber seated butterfly valve Main part material

Name	Material
Body	ductile cast iron, WCB, stainless steel
Disc	ductile cast iron, WCB, stainless steel, Al-bronze
Stem	SS420, SS431
Disc seat ring	EPDM,NBR,VITON
Body seat ring	SS304
Retainer	SS304, SS316
Shaft bearing	Al-bronze, self-lubricating bearing
Bolt & nuts	8.8 grade galvanized, SS304
Coating	epoxy coating, thickness: min. 250 microns, color code: RAl5015, 5017, 5010, and etc.

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