Just as classical control valves, diaphragm valves also have good control characteristics, in particular for contaminated or particulate media.
The major areas of use are processes in the widest range of general industrial applications.
0 - 10 bar
-10 - 150°C
DN 15 - 300
Cast iron, SG iron, cast steel, brass, stainless steel (investment casting, forged bodies, block material), lined with hard or soft rubber, PP, PFA, PVDF, Halar etc.
CSM (Hypalon), NBR (Perbunan), FPM (fluorinated rubber), IIR (Butyl), CR (Neoprene), EPDM, PTFE (Polytetrafluoroethylene)
Butt weld spigots, clamps, union ends, flanges, the connections are generally available with international standards and norms (DIN, ANSI, BS, JIS etc.)
Manual, pneumatic, motorised
Instrumentation / accessories
Seal adjusters and stroke limiters, manual overrides, proximity switches, optical position indicators, electrical position indicators, combi switchboxes, pilot valves, positioners and process controllers
2/2-way body (2/2-way valve), T-valve (3/2-way valve), tank valve (B600), multi-port valve (M600)
Surface finishes for stainless steel bodies down to 0.25 µm Ra and electropolished available