Spirax Sarco SV607DS Safety Valve, Ductile Iron Flanged Spring Full Lift Safety Valve for Steam, Hot Water & Pressure Vessel

**Spirax Sarco SV607DS flanged full lift safety valve**, main model of SV60 range. Spring loaded full-lift design, equipped with manual lifting lever for on-site popping test. Ductile iron GJS-400 body with good toughness and thermal shock resistance. Metal hard seat, max working temperature up to 350℃. Reduced flanged inlet/outlet. Standard EN1092 flange, ASME flange available upon request. The valve fully opens to discharge medium once pressure reaches set pressure, and re-seats tightly after pressure drops. PED and LR certified, seat tightness complies with API527. Widely installed after steam boilers, hot water tanks, pressure vessels and pressure reducing stations to protect downstream equipment from overpressure. Set pressure customizable, original material test certificate available.