High Performance Wafer Butterfly Valve

• Customization: Available
• Driving Mode: Manual
• Connection Form: Wafer
• Model NO.: D571
• Structure: Three-Eccentric Sealing
• Seal Form: Force Sealed
• Work Pressure: Mid-Pressure (2.5mpa< Pn <6.4mpa)
• Working Temperature: Medium Temperature (120°C<T<450°C)
• Material of Seal Surface: Metal Hard Sealed
• Valve Body: Casting
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Ends: RF/Wafer
• Material: Ci/Di/CS/Ss
• Aprovall: API /Sin /JIS
• Design & Manufacture: API 609
• Pre-Temp. Rating: Asme B16.34
• Face to Face: API 609
• Ends Connection: Wafer, Lug or Flanged
• Inspect & Test: API 598
• Transport Package: Sea Worthy
• Specification: API, ANSI, ASME, DIN, JIS, GB etc.
• Trademark: VATAC/OEM
• Origin: China
• HS Code: 84818010
• Production Capacity: 8000ton Per Year

Product Description

Vatac Butterfly Valves are with Main Features as below:

Resilient Seated Seated or Fully Lined Design
Concentric or Eccentric Structure
Wafer, Lug, Groorved, Flanged, MJ (Machnical Joint) Ends

Sizes: 3 through 20 inches
Body Style: Flanged ends
Other Body Style Options: Mechanical joint, victaulic, flanged & mechanical joint, push-on, push-on & flanged
Flanges: Rised faced and drilled in accordance with ANSI B16.25, Class 125 standards
Rubber Seat: Bonded seat-in-body
Actuation Options: Vatac hand lever, MDT manual actuator, handwheel or chainwheel, Vatac Dura-Cyl hydraulic or pneumatic cylinder, Vatac electric actuator

DESGN & MFT.	API 609	ENDS CONNECTION	RF
PRE-TEP. RATING	ASME B16.34	INSPECT & TEST	API 598
F-F DIMENSION	ANSI B16.10	END CONNECTION	ANSI B16.5
MARKINGMSS	MSS SP-25	FIRE SAFE DESIGN	--
MARKINGMSS	TBA	SPE. REQUIREMENTS	N.A

 

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