Pneumatic Operated Class150lbs/Class300lbs Wafer Butterfly Valve

• Customization: Available
• Driving Mode: Manual
• Connection Form: Wafer
• Model NO.: D71X
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• 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: Wafer 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
• Inspect & Test: API 598
• Certificate 1: Dnv CE 0575
• Certificate 2: ISO9001:2008
• Transport Package: Sea Worthy or Air Worthy
• Specification: API, ANSI, ASME, DIN, JIS, GB etc.
• Trademark: VATAC or OEM
• Origin: China
• HS Code: 84818040
• Production Capacity: 8000ton Per Year

Product Description

Pneumatic Operated Class150lbs/Class300lbs Wafer Butterfly Valve 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

- Renewable Sealing Ring

- 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
Lining	FEP/PTFE/PFA
Seat/Seat Ring	PTFE
Packing	Graphite/PTFE
Gasket	SS304+Graphite/SS304+Graphite
Suitable Medium	Corrosive Medium
Suitable Temperature	-29~150 °C

 
Normal Pressure Rating
PN6~PN16, CLASS150

Normal Size Range
DN50~DN600, 2"~24