SERIES 7B00 STABLE DETONATION FLAME ARRESTOR, W/O RESTRICTION, ECCENTRIC VERSION, ISO 16852 CERTIFIED DN80 END CONNS, DN150 ELEMENT, EXPLOSION GROUP IIA; MAX. OPERATING PRESSURE: 120 kPa ABS. MAX. OPERATING TEMPERATURE: =< 60 DEG. C; 1.4571 (SST) CASING, ELEMENT, 1.4581 (SST) RIM MATERIAL; FKM GASKET MATERIAL; HOUSING MATERIAL 1.0619 STEEL, ASME B16.5 150RF FLANGE CONNECTION, ONE G-1/2" PORT ON EACH SIDE OF THE HOUSING; 8.8 ZINC PLATED CAP SCREW MATERIAL; WITHOUT TEMPERATURE SENSOR; ALUMINUM NAME PLATE / ENGLISH TYPE; SIGNAL BLUE (RAL5005) SURFACE COATING;