Cast Steel Electric Operated Wafer Connection Eccentric Butterfly Valve

• Media: Oil
• Driving Mode: Electric
• Connection Form: Wafer
• Structure: Centre Sealing
• Seal Form: Auto Sealed
• Valve Stem: Normal
• Model NO.: D
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Working Temperature: Medium Temperature (120°C<T<450°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Characteristic: Eccentric Butterfly Valve
• Design & Manufacture: API 609, DIN 3202
• Pre-Temp. Rating: ASME B16.34
• Face to Face: API 609, DIN 3202
• Ends Connection: Wafer, Lug or Flanged
• Inspect & Test: API 598
• Certificate 1: Dnv CE 0575
• Certificate 2: ISO9001:2008
• Certificate 3: API 6D
• Certificate 4: API 600
• Transport Package: Sea Worthy or Air Worthy
• Specification: AWWA C504
• Trademark: VATAC/OEM
• Origin: China
• HS Code: 84818010
• Production Capacity: 8000ton Per Year

Product Description

API 609 Wafer/Lug Type Concentric Butterfly Valve from Wenzhou Conform to API 609, DIN 3202. They are tested according to API 598, and marked as per MSS SP-25
 
Construction is as follows:  

- Concentric Type

- Single Type Body

- Soft Seated

- Double Half Stem

- Through Stem With Pin

- Uni-direction or Bi-direction

- Flanged Ends to ASME B16.5

- Wafer or Lug Suit to Flanged(ASME B16.5 or B16.47)

 
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

Normal Pressure Rating
PN6~PN16, CLASS150

Normal Size Range
DN50~DN1400, 2"~56"