Ketta KGDHWN series cast iron knife gate valves 10 bar (145 psi) max and 0°C to 80°C media - all sizesKetta KGDHWN series cast iron knife gate valves 10 bar (145 psi) max and 0C to 80C media all sizes Sizes: 50 mm to 300 mm Body: cast iron Seat: NBR Gate: 316 stainless steel Pressure: 10 bar (145 psi) max Actuation: hand wheel rising spindle Ductile iron wafer knife gate valve with resilient seat (NBR) and 316 stainless steel gate Operated by a rising stem hand wheel and suitable for up to 10 BAR media pressure Great for effluent, sewerage treatment