Flanged 80mm Super Maxi Relief Valve Options — flanged tank connection with 80mm nominal bore (see below for flange options). Suitable for a pressure range of between 3 — 66 PSI (0.21 — 4.55 bar) and a vacuum range of between 0 — 24” Hg (0 — 0.81 bar). Contact parts manufactured in 316 stainless steel. Fitted with Fortyt seals as standard. — pressure only version. 65mm nominal bore range. BSP screwed range. High pressure extended body valves. Alternative seal materials are available.
Weight 4.5 Kg Design Temperature 200°C (392°F)
Design approval by Lloyds Register of Shipping Test certificates supplied as standard. Please see separate data sheets for details on flow rates. Tests may be witnessed and valves individually stamped by an independent inspectorate by arrangement.