PRODUCTS
Diaphragm Valves
» Aseptic Diaphragm Valves
» 2/2 way DV
» SL-SA
» Multi-way Valves
» Tank Valves
» Technical Basics
» Metal Diaphragm Valves
» Plastic Diaphragm Valves
Seat Valves » 2/2 Angle Seat Valves
» 3/2 Globe Valves
Solenoid Valves » Pilot Valves
» Valve Islands
Positioners » Voltage 24V
» Two Wire System
Flowmeters » Variable Area Principle
» Guided Float
Accessories » for Valves
» for Flowmeters
|
Diaphragm Valve Type 988
| manually operated DN 15 - 300 mm (1/2" - 12") metal bonnet and handwheel |
Attributes
-
maintenance free cast iron actuator -
ergonomic non-rising handwheel -
optical indicator
-
enlarged body allows a max. stroke of the diaphragm
-
the materials of the actuator have a good chemical and temperature resistance available
-
flexible diaphragm suspension for prevention of diaphragm damages
-
Sizes DN 15 – 300
-
Full bore Design (without wire) -
different valve body materials -
different linings for corrosion protection possible (PTFE, Butyl, EPDM, hard rubber)
-
threaded socket or flanges -
diaphragm materials: EPDM, NBR, Hypalon, Butyl, natural rubber
Features
-
for neutral and aggressive liquids and gases
-
especially for high viscous and with big particles contaminated media
-
with the right lining also for abrasive media -
the flow can be in either direction -
high flow rates
-
high cleaning quality
-
low-end function: only the diaphragm and the body are in contact with the medium
-
secure sealing also for contaminated media -
universal application possibilities because of the different material combinations of body and diaphragm
-
high pressure range, vacuum till 10 bar (depending on the size)
-
easy handling and maintenance
Ordering Key
|