Double Flanged Water Use Butterfly Valves

• Media: Water
• Driving Mode: Worm Gear
• Connection Form: Wafer
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Model NO.: WFBV
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Application: Industrial Usage, Water Industrial Usage
• Pressure Rate: Pn10/16
• Pin: Without Pin
• Coating: Epoxy Coated to 250 Microns
• Spindle: SS304/420/410
• Body: Ductile Iron
• Operator: Handlever or Gearbox
• Disc: D.I or Ss
• Transport Package: Bubble Bags / Wooden Case
• Specification: DN50~DN600
• Trademark: Walter
• Origin: Suzhou, Jiangsu
• Production Capacity: 4800 Sets Per Month

Product Description

Product Description

1- Body: Ductile Iron GGG40/50 or Cast Iron GG25

2- Spindle: SS420/SS431/SS416

3- Disc: Ductile Iron, Cast Iron. SS304 (CF8) Stainless steel

4- Seat: EPDM or PTFE

5- Pin: Stainless Steel

6- Epoxy Resin coating internal & external, thickness above 250 micron

7- Connection: Wafer type, lug type, flange type

8- Work pressure: PN10/16; Size Range: 2" to 72 "

9- Design Standard: DIN, EN558-1, API609; Top flange: ISO 5211; 

10- Operate: Handwheel or Worm Gear

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