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Flanged end diaphragm valve; shut-off and sealing to atmosphere by completely enclosed spiral-supported diaphragm. Body with or without lining. Position indicator with integrated stem protection. All moving parts are separated from the fluid by the diaphragm. Maintenance-free. 

In building services, industrial plants and power stations; suitable for drinking water, service water, air, oil, technical gases, from fluids handled in the food and beverages industry to abrasive and aggressive products in chemical and process engineering. 

Overview of technical data
Actuator options available ex works Electric actuator type MAT- E;Pneumatic actuator type MAT-P/PC
Body design Straight pattern body
Bonnet design Bonnet
Coating Yes
No dead volume" design Yes
Handwheel movememt Rising
Lining Yes
Valve disc/plug material Soft seat
Threaded-end design Flange design
Body material (EN standard) JS 1025; 1.4408
DN max. 200
DN min. 15
eClass assignment 37010201; 37010206
Main applications Building services; 00;Water;Shipping / Shipbuilding;Energy;Industry and process engineering;Oil / Gas;Mining / Dredge;Waste water / sewage
Body material Nodular cast iron; Cast stainless steel
PN max. 16
Maximum temperature 160 °C
Minimum temperature 10- °C
Body/bonnet seal element Supported and enclosed diaphragm