SAFETY VALVE / RELIEF 1022168920112007 – SAFETY VALVE AND RELIEF; DN100 PN40 PN160XDN150; MODEL 4562.6044; 100TH; 50BAR; CONNECTION OF ENTRY DN100 PN160; CONNECTION OUTPUT DN150PN40; TYPE DOUBLE SPRING: 540.8952.0000 WITH 540.9912.0205; HOLE DIAMETER 74MM; METALICA SEAL; NOZZLE PARTIAL; WITH LEVER AND LOCK FOR HYDROSTATIC TESTING; BODY: CARBON STEEL DIN 1.0619 (SA-216 WCB); CLOSED CASTLE: CAST IRON DIN 0.7043 (SA 395GR.60-40-18); SHUTTER / DISC: STAINLESS STEEL DIN 1.4122 (AISI 420 RM); HEADQUARTERS: DIN1.4404 STAINLESS STEEL (AISI 316 L); STEM: STAINLESS STEEL DIN 1.4404 (AISI 316L); SPRING: ALLOY STEEL DIN 1.8159 (AISI 6150); LESER SV001 – NUMBER OF SERIE 10221689-20.11.2007