FG(w) Type Butterfly Valve
The FG(w) double flanged type valve is a one-piece body design with flanges to suit all standards (DIN, ANSI, BS, etc.). It also provides dead-end services with downstream piping removed. Its robust design makes it suitable for many applications. It is used in water treatment plants, pump stations, filtration systems, shipbuilding industry and more.
Design construction:
- Body type: FLANGED
- Characteristics’: Concentric and bidirectional
- Standard Design according to EN 593
- Face to face according to the following
- EN 558-1 20 Series (DIN 3202 T3 K1)
- ISO 5752 T5 short series
- API 609
- BS5155 series 4/5 (except. DN 350)
- Working temperature – 40 ºC a 210 ºC Depending on the components.
- Hydraulic test according to EN 12266-1
- Top flange according to EN ISO 5211
- Drilling norm EN1092 PN 10/16, ANSI cl. 150
Pressure Classes:
- 16 bar DN 080-150
- 10 bar DN 200-1600
- 16 bar DN 200-1600 optional
- 25 bar DN 080 – 0300 Special series
End Configurations:
- Suitable for ANSI 150, DIN N6/10/16 Flange.
Size Range:
- 3″ up to 64″ (DN 80 – 1600)
Field of Use:
- Filtration
- Water treatment
- Water distribution
- Cooling systems
- Shipbuilding
Body Materials:
- EN GJL-250 (DIN 1691 GG 25)
- EN GJS 400-15 (DIN 1693 GGG 40)
- ASTM A 216 / A216M WCB
- ASTM A 351 / 351M CF8 / CF8M
- EN 1982 CuSn10-C (CC480K)
- EN 1982 CuAl10Fe5Ni5-C (CC333G)
- EN 10025 S 275 JR
- AISI 304 / 316
- EN AC 47100 / EN AC 46100
Discs:
- EN GJS 400-15 (DIN 16913 GGG 40)
- ASTM A 216 / A216M WCB
- ASTM A 351 / 351M CF8/CF8M
- EN 1982 CuSn10-C (CC480K)
- EN 1982 CuAl10Fe5Ni5-C (CC333G)
- EN GJS 400-15 (DIN 1693 GGG 40) + EPDM
- EN AC 44100
- ASTM A 351 / 351M CD4MCu-N NORIDUR
- URANUS B6-904L
- 4469
Shafts:
- AISI 420 / 316
- 4410
- 4462
- MONEL 400/ MONEL K 500
O-Ring:
NBR / VITON
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