Closing or regulating knife gate valve, direct bore, watertight in both ways.
- Watertight in both ways.
- Direct bore no internal retention zone.
- Materials :
- Cast iron body FGL 250.
- Blade: stainless steel 304.
- Operating nut: stainless steel 420.
- Operating screw: brass.
- Seal: NBR.
- Bolts: stainless steel A2.
- Blue epoxy coating 250 µm
- Control by hand wheel.
- Clockwise closing.
- Little space required between flanges, conform to standard EN 558-1, basicseries 20 (DIN 322, part 3 series K1).
- Assembly in chamber, on horizontal pipe or at the end of the pipe; operate on the top.
- Assembly in other positions, please consult us.
- Waste water management, rough muds and sharp, feces….
- Paper industry and of cellulose: paper, sawdust pulp…
- Chemical industry: viscous pastes, colloids, pellets, water chemically not purified.
- Sugar industry: cleaning facility of beets, syrup, juice.
- Food industry: rinsing and cleaning facility, installation of transport of cereals, vegetables…
- Industry iron and steel, mining, water of slag, laundrette with coal…
- Range: DN 50 to 600.
- Flanges ISO PN 10.
- Maximum operating pressure :
- DN 50 to 350 - PN 10
- DN 400 to 600 - PN 4
- Operating temperature: -20°C to +70°C
- Max flow: 4 m/s.
- Protecting cover
- Square 30
- Arm of lever until DN 150
- Chain wheel
- Electric actuator
- Pneumatic or hydraulic jack
- Triangular Regulating Orifice.
- EPT seal.
- Stainless steel blade and operating screw 316 TI.
- Stainless steel nuts and bolts A4.
- Safety device.