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  5. Butterfly Valves, Centric
  6. 3537 Flanged EPDM EPT
  • 3537 Flanged EPDM EPT 1
  • 3537 Flanged EPDM EPT 2
  • 3537 Flanged EPDM EPT 0
  • 3537 Flanged EPDM EPT 1

Butterfly Valve, Flanged, EPDM/EPT seat

 

Double flanged for PN10, EPDM/EPT seat

 

Application: Liquids, gases and powdered media (depending on seat type) 

  • Can be bolted on flange ensuring 100% centering
  • Double O-ring seal in stem, bottom bearing in bronze, bushing and top bearing in Delrin, bushing provides long life
  • Short face to face and low weight
  • Exchangeable seat
  • Actuator flange ISO 5211 for easy mounting of pneumatic or electric actuator

 

General Data 

Type:  3537
Material: Cast iron ASTM A 126-B w/ blue coating
  (Ductile cast iron ASTM A395 ≥ DN700)
Pressure class: PN10
Disc: Stainless steel AISI 316 
Stem: Stainless steel AISI 410
Geabox: DN500 - DN1000: SG iron
Seat: EPDM/EPT
Face to face: DIN 3202-K1 / ISO 5752 table 5 short
Actuator flange: ISO 5211
Connection: Mounting between DIN flanges PN10
Temperature: NBR: -20°C to +120°C
Options: Pneumatic or electric actuator
  Seat type (NBR, Viton, Silicone)
  Disc material (Al-Br, SG-iron)

 

 

 

 

 

 

 

 

Type: 3537

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EPDM seat
DIMENSIONS (mm) Kv TOP FLANGE WEIGHT
Item No. DN L H m³/h ISO 5211 kg
- 500 127 427 18748 F14 155
- 600 154 492 25217 F16 259
- 700 165 563 36821 F16 380
- 800 190 630 45995 F25 540
- 900 203 660 61044 F25 700
- 1000 216 749 68874 F30 810
DIMENSIONS (mm) TOP FLANGE WEIGHT
Item No. DN A/B E Ø ISO 5211 kg
40105400 500 117/400 280 36 x 36 F14 22
40105600 600 127/400 307 46 x 46 F16 35
40105700 700 127/400 307 ⌀ 70 F16 35
- 800 145/400 370 ⌀ 80 F25 109
- 900 145/400 370 ⌀ 85 F25 109
- 1000 196/600 471 ⌀ 100 F30 180

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