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Concentric Butterfly Valve with Vulcanized Rubber Lining
Face to Face according to ISO 5752/ EN 558, basic series 20 (wafer short)
Flange Connection: DIN PN 6/10/16 / ANSI 150 / (JIS 5K/10K on request)
Size Range: DN50 - 1200 (2" - 48")
Design Pressure: 16 Bar / 232 psi
Actuation: Manual, Electric, Pneumatic, Hydraulic
Top Flange according to ISO 5211

Material Options:
- Body: GGG40 Ductile Iron, GG25 Cast Iron, Carbon Steel, Stainless Steel, Bronze RG10
- Disc: Duplex Stainless Steel 1.4462, Martensitic Stainless Steel 1.4408, Aluminum Bronze
- Shaft: Duplex Stainless Steel 1.4462, Martensitic Stainless Steel 1.4408, Aluminum Bronze
- Liners: NBR, EPDM Standard Grade, EPDM Special Grade, FPM Viton

Body type: Lugged wafer short type, centric, rubberlined
Valve function: Isolating valve (on/off) and/or regulating valve
Installation: Bolting between flanges with possibility for downstream pipe dismantling.As end of line valve
Valve shut off pressure: 2,5 / 6 / 10 / 16 bar
Leakage rate: ISO 5208, Rate A (Bi-directional tight shut off)
Available type approvals: KIWA,DVGW,WRC,DNV,ABS,BV,GL,RIN,NKK,RMRS,UL,FM

NB: Also available with through holes
Unit of Measure

Size

 N/A DN50 - 2" 50 mm

A

 N/A 50 mm

B - Diameter

 N/A 100 mm

C

 N/A 43 mm

D

 N/A 63 mm

E

 N/A 118 mm

F

 N/A 12 mm

G

 N/A 34 mm

H - Diameter

 N/A 10 mm

K

 N/A 70 mm

L

 N/A 90 mm

M - Diameter

 N/A 9 mm

n - Number of Holes

 N/A 4

X

 N/A 25 mm

Y

 N/A 4 mm

R Min

 N/A 17 mm

R Max

 N/A 20 mm

ISO 5211

 N/A F07

Weight

 N/A 8.0 kg

Valve Function

 N/A Isolating valve (on,off) and regulating valve Regulating valve

Flange Connections

 N/A ANSI 150 DIN PN 10 DIN PN 16 DIN PN 6 JIS 10K on request JIS 5K on request

Valve Shut off Pressure

 N/A 10 bar16 bar2.5 bar6 bar

Available Type Approvals

 N/A ABS BV DNV DVGW FM GL KIWA NKK RIN RMRS UL WRC

Actuation Possibilities

 N/A Electric Hydraulic Manual Pneumatic

Body material

 N/A Bronze RG10 Carbon Steel GG25 Cast Iron GGG40 Ductile Iron Stainless Steel

Stem Material 

 N/A Aluminum Bronze Duplex Stainless Steel 1.4462 Martensitic Stainless Steel 1.4408

Liner Material

 N/A Ethylene Propylene Diene Monomer (EPDM) Special Grade Ethylene Propylene Diene Monomer (EPDM) Standard Grade Fluoroelastomer Polymer (FPM) Viton Nitrile Butadiene Rubber (NBR)

Standard

 N/A DIN

Body Material

 N/A Ductile Iron