Bar stock body with outside screwed bonnet, zeroing screw and pressure gauge flange in the lateral side. Connections: 180° Threaded or socket welding Nominal operating pressure: Serie 3000-6000 / 210- 420 Kg/cmq Packing material P.T.F.E. as standard max temperature 180°C Packing for temperature until 5OO°C in Grafoil Material: AISI 316. Other material on request