Double Flange Triple Offset Butterfly Valve

Product Detail

Basic Info

?Model NO.: D343

?Connection Form: Flange

?Seal Form: Force Sealed

?Work Pressure: High Pressure (1.6mpa< Pn <10.0mpa)

?Material of Seal Surface: Metal Hard Sealed

?Application: Industrial Usage, Water Industrial Usage, Household Usage

?Pressure: Class 150~Class1500

?Connection: Flange, Wafer, Butt-Welding

?Trademark: OEM

?Origin: Wenzhou

?Driving Mode: Manual

?Structure: Three-Eccentric Sealing

?Valve Stem: Extended

?Working Temperature: Medium Temperature (120°C<T<450°C)

?Valve Body: Casting

?Size: Dn40~Dn2400

?Material: Ci, Di, CS, Ss

?Seat: Metal Seat, PTFE Seat, Rubber Seat

?Specification: D343

?HS Code: 8481804090




Product Description

Flange butterfly valve
Wafer butterfly valve

Size: 3"(DN80)-96"(DN2400) 
Pressure: 150LB-600LB / PN16- PN100 
Material: WCB, WCC, WC6, WC9, C5, C12, C12A, LCB, LCC, LC1, LC3, CF8, CF8M, CF3, CF3M, CF8C 
Medium: Water, oil, gas, steam 

Standards: 
1) Design and manufacture: API609 MSS SP-68 
2) Face to face/end to end: ANSI B16.10 
3) Flange dimensions: ANSI B16.5A 
4) Butt welding dimensions: ANSI B16.25 
5) Pressure temperature rating: ANSI B16.34 
6) Inspection and test: API598




Main Part & Materials

Part    Names	Part    Materials
Body	WCB	LCB	WC6	CF8	CF8M	CF3	CF3M
Disc	WCB	LCB	WC6	CF8	CF8M	CF3	CF3M
Stem	F6a	F304	F6a	F304	F316	F304L	F316L
Seat/Seat    Ring	PTFE/RPTFE/NYLON/DEVLON/PEEK    or METAL
Packing	Graphite/PTFE
Gasket	SS304+Graphite/SS304+Graphite
Bolts/Nuts	B7/2H	L7/4	B16/4	B8/8	B8M/8M	B8/8	B8M/8M
Suitable    Medium	W.O.G    etc.			HNO3,    CH3OOH etc.
Suitable    Temperature	-29~425    °C	-46~340    °C	-46~340    °C	-196~427    °C	-196~427    °C	-196~427    °C	-196~427    °C