VALVE GLB A216WCB FLG RF 150 8”, BASE NAME VALVE NAME MODIFIER GLOBE BODY MONOBLOCK CARBON STEEL MATERIAL ASTM A216 WCB END FLANGE END TYPE GROOVED BUSH END END STANDARD ASME B16.5 FACE TO FACE STANDARD ASME B16.10 SCREWED CASTING RAISING STEM STEM MATERIAL STAINLESS STEEL 4 SLIPPING FRAME SHUTTER MATERIAL DRAWING AISI 420 STAINLESS STEEL SHUTTER COATING WITHOUT COATING SINGLE SEAT SEAT MATERIAL CARBON STEEL ASTM A216 WCB PNEUMATIC OPERATION PRESSURE CLASS 150 NOMINAL DIAMETER 8” ADDITIONAL REQUIREMENTS SEE COMMERCIAL REFERENCE KUEHME-KVII/F-DN 8# OBS: – VALVE FOR EMERGENCY CLOSING WITH AUTOMATIC OPERATION – NATURAL GAS FLUID; – OPERATING PRESSURE: 6 BAR MAXIMUM; – OPERATING TEMPERATURE: 25 DEGREES CELSIUS; – OPERATION WITH PNEUMATIC PISTON TO OPEN, CLOSING BY SPRING; – ON-OFF OPERATION ( NORMAL-CLOSED) IN THE ENERGY FAILURE CLOSES; – STEM SEALING BY STAINLESS STEEL BELLOWS; – SEALING CLASS: CLASS VI; – PROTECTION CLASS: IP-65; – DURING TIME CLOSING LESS THAN 1 SECOND; – COMMAND BY 3-WAY SOLENOID VALVE, DIAMETER 1/4 IN., WITH COALESCENT FILTER; – VOLTAGE: 110V/60HZ; – FINISHING IN EPOXY PAINTING, YELLOW COLOR RAL 1021; – AIR PRESSURE OR NO. OF ACTION: 4 BAR (MINIMUM); – END OF COURSE: ZSL AND ZSH; – NOISE LEVEL LOWER THAN 85 DBA. SPECIFICATION NOTE: – THE SUPPLIER MUST SEND THE