Ductile iron Double Flanged Concentirc Butterfly Valve

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 2 set

Supply Capability:: 1000 set/month

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Double Flanged Butterfly Valve

Double flanged style fits between FF or RF flanges
High strength body and large safety factor ensure the body can resist high pipe pressure
Overall Vulcanization liner with good performance of resisting tearing apart and deformation
Pin connection one piece shaft with the features of counter bending and simple reliable structure
Universal ISO 5211 mounting pad

Technical Data

Size	DN50-DN1200
General Design	ISO 5752/BS 5155/EN 1092
Mounting Pad	ISO 5211
Face to Face	BS 5155/EN 558-1 13 series etc.
Flange Drilling	DIN 2501 PN10/16
Inspection and Test	API 598

﹡For all available general design, face to face standard and flange drilling,please kindly contact CNBM directly.

Materials of Parts

Parts	Description	MaterialMaterial
1	Body	Cast Iron/Ductile Iron
2	O-ring	EPDM/NBR
3	Bushing	PTFE/Bronze
4	Shaft	Stainless Steel
5	Disc	Stainless Steel/Bronze/Ductile Iron
6	Seat	EPDM/NBR
7	Pin	Stainless Steel

﹡For other material request,please kindly contact CNBM directly.

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