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Diaphragm Valve Type 988
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manually operated
DN 15 - 300 mm (1/2" - 12")
metal bonnet and handwheel |
Attributes
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maintenance free cast iron actuator
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ergonomic non-rising handwheel
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optical indicator
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enlarged body allows a max. stroke of the
diaphragm
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the materials of the actuator have a good chemical
and temperature resistance available
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flexible diaphragm suspension for prevention of
diaphragm damages
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Sizes DN 15 – 300
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Full bore Design (without wire)
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different valve body materials
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different linings for corrosion protection
possible (PTFE, Butyl, EPDM, hard rubber)
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threaded socket or flanges
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diaphragm materials: EPDM, NBR, Hypalon, Butyl,
natural rubber
Features
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for neutral and aggressive liquids and
gases
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especially for high viscous and with big
particles
contaminated media
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with the right lining also for abrasive media
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the flow can be in either direction
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high flow rates
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high cleaning quality
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low-end function: only the diaphragm and the body
are in contact with the medium
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secure sealing also for contaminated media
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universal application possibilities because of the
different material combinations of body and
diaphragm
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high pressure range, vacuum till 10 bar (depending
on the size)
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easy handling and maintenance
Ordering Key
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