Page 187 - Catalogue 2019
P. 187
DOUBLE FLANGED KNIFE GATE VALVE WB12
TECHNICAL DATA
Nominal diameters: DN 150 - DN 200
Flange drilling: Standard for agricultural applications
Marking: EN 19
Tightness check: EN 12266 (Leakage rate A)
ISO 5208 Class A
Temperature: max. 90°C
Actuators: handlever, handwheel, ratchet wrench,
chain wheel, pneumatic cylinder, electric
motor, hydraulic cylinder
Working pressure: max. 4 bar
MATERIALS
Body: EN-JL 50 (GGG50)
Gate: Stainless steel, 1.4301
Sealing: EPDM, Nitrile
Stem: Stainless steel
Box packing: Twin Pack™
Double fl anged knife gate valve type WB12 with handlever for fast
and easy opening/closing.
FEATURES
- One piece casted valve body
- The grinded gate ensures low torque and minimum wear
- Flange sealings
- Flange designed for agricultural applications
- Box packing TwinPack™ ensures high operation reliability
- Bi-directional sealing
GENERAL APPLICATIONS
- Biogas plants
- Agricultural applications
NBR-seal with metal core for durable sealing.
WB 12 5.3
WB12
WB12.indd 1 16.01.2009 07:32:31