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Liner EPDM/Rubber Metal Seat Butterfly Valve

Liner EPDM/Rubber Metal Seat Butterfly Valve

Rubber Lined Butterfly Valve for Sea Water, Sea Water Butterfly Valve, Rubber Seated Valve for Sea Water manufacturer / supplier in China, offering Liner EPDM/Rubber Metal Seat Butterfly Valve Pn10 Pn16 Dn50 etc Bct-E-Rbfv08, New Italy Design Deep Embossed PVC Wall paper Py601, Home Improvement Materials Environmental Protection Children Cartoon Wallpaper and so on.

Details

Basic Info

  • Connection Form: Flange

  • Seal Form: Rubber Sealing

  • Work Pressure: Mid-Pressure (2.5mpa< Pn <6.4mpa)

  • Material of Seal Surface: Soft Sealed

  • Application: Industrial Usage, Water Industrial Usage, Household Usage, Power Plant, Sewage Treatment Plant

  • Disc: Coating Rubber

  • Shaft: Stainless Steel 410 or 416 or 420

  • Retainer Ring: Ss or Duplex St.St.

  • Pressure: High Pressure

  • Structural Style: Butterfly

  • Transport Package: Export Standard Wooden Case

  • Origin: China

  • Driving Mode: Handlever or Gear Worm

  • Structure: Double-Eccentric Sealing

  • Valve Stem: Normal

  • Working Temperature: -20-120

  • Valve Body: Casting

  • Body: 304 ,Wcb Iron ,Ggg40, Ductile Iron, Cast Iron,

  • Seat: EPDM,NBR,PTFE,Viton

  • Actuator: Handle or Gear Worm or Bare Shaft

  • Media: Sea Water

  • Certification: ISO Ce Wras

  • Specification: DN50-DN4000

Product Description

Specifications

rubber-lined butterfly valve, EN593, superior quality, used for seawater, good outlooking,heavy-duty

Butterfly valve, rubber lined

double flange, double eccentric,

Manufacture acc.to EN593

Face to face length acc.to ISO5752 series 13/14

Flange acc.to DIN2501

Body and disc of DI, CS,

Shaft of SS

with bare shaft, manual, gear, electric, pneumatic or others.

Applicable: sea water, corrosive medium etc.

If there is any request for large sizes or other materials, please contact us in detail.

 

Size

DN100 to DN4000

Pressure

PN10, PN16, PN25, PN40

Suitablem

water, and other weak corrosive liquid etc.

Temp.

-10~120°C

2. Double flanged double eccentric rubber seated butterfly standard items:

Description

Standard

Design and manufacture

EN593

Face to face

ISO5752 series14, EN558-1 series 14, DIN3202 F4

Flange and drilling

ISO7005-2, EN1092, DIN2501

Pressure test

EN12266 ISO5208

Top flange of bare shaft valve

ISO5211

Top flange on worm gearbox for e-actuator

ISO5210

3. Double flanged double eccentric rubber seated butterfly main part material items:

Name

Material

Body

ductile cast iron, WCB, stainless steel

Disc

ductile cast iron, WCB, stainless steel, Al-bronze

Stem

SS420, SS431

Disc seat ring

EPDM,NBR,VITON

Body seat ring

SS304

Retainer

SS304, SS316

Shaft bearing

Al-bronze, self-lubricating bearing

Bolt & nuts

8.8 grade galvanized, SS304

Coating

epoxy coating, thickness: min. 250 microns, color code: RAl5015, 5017, 5010, and etc.

4. Operating mode: bare shaft, worm gear+handwheel, electirc actuator, pneumatic actuator, hydraulic actuator, etc.




 

 

 

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