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Concentric Butterfly Valve with Vulcanized Rubber Lining
Face to Face according to ISO 5752 S/ EN 558, basic series 20 (wafer short)
Flange Connection: DIN PN10 / 16
Size Range: DN50 - 200 (2" - 8")
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: Semi-lug wafer short type with long neck for insulation, centric, rubberlined
Valve function: Isolating valve (on/off) or regulating valve
Installation: Clamping between flanges with possibility for downstream pipe dismantling. As end of line valve
Valve shut off pressure: 6 / 10 / 16 bar. As end of the line valve max. 10 bar
Leakage rate: ISO 5208, Rate A (Bi-directional tight shut off)
Available type approvals: WRC,LRS,BV,RMRS
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Unit of Measure
Items
EVBLS - 500

Series EVBLS Semi Lug with Long Neck Valve
EVBLS - 500

Series EVBLS Semi Lug with Long Neck Valve
EVBLS - 500

Series EVBLS Semi Lug with Long Neck Valve
EVBLS - 500

Series EVBLS Semi Lug with Long Neck Valve
EVBLS - 500

Series EVBLS Semi Lug with Long Neck Valve
Size N/A DN50 - 2" N/A DN65 - 2-1/2" N/A DN80 - 3" N/A DN100 - 4" N/A DN125 - 5"
A N/A 50 mm N/A 65 mm N/A 80 mm N/A 100 mm N/A 125 mm
B - Diameter N/A 100 mm N/A 115 mm N/A 130 mm N/A 150 mm N/A 182 mm
C N/A 43 mm N/A 46 mm N/A 46 mm N/A 52 mm N/A 56 mm
D N/A 63 mm N/A 71 mm N/A 78 mm N/A 98 mm N/A 109 mm
E N/A 152 mm N/A 160 mm N/A 167 mm N/A 189 mm N/A 202 mm
F N/A 12 mm
G N/A 34 mm
H - Diameter N/A 10 mm N/A 10 mm N/A 10 mm N/A 12 mm N/A 12 mm
K N/A 70 mm
L N/A 90 mm
M - Diameter N/A 9 mm
n - Number of Holes N/A 4
R N/A 30 mm N/A 32 mm N/A 32 mm N/A 35 mm N/A 39 mm
X N/A 25 mm N/A 46 mm N/A 66 mm N/A 86 mm N/A 112 mm
Y N/A 4 mm N/A 10 mm N/A 17 mm N/A 24 mm N/A 35 mm
ISO 5211 N/A F07
Weight N/A 3.1 kg N/A 3.9 kg N/A 4.2 kg N/A 5.5 kg N/A 7.5 kg
Valve Function N/A Isolating valve (on,off) and regulating valve Regulating valve
Flange Connections N/A PN 10 PN 16
Valve Shut off Pressure N/A 10 bar16 bar6 bar
Available Type Approvals N/A BV LRS RMRS 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)