Tender for Procurement of Gate Valves and Butterfly Valves connected to Dewatering and HVAC Pipeline Network in PJHES, Revulapally

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Procurement Of Gate Valves And Butterfly Valves Connected To Dewatering And HVAC Pipeline Network In PJHES, Revulapally , DN 300 GATE VALVE (FOR DEWATERING DOWNSTREAM DRAFT TUBE And HVAC PIPE LINE SYSTEM) PCD: 400 MM: NO OF HOLES: 12 HOLE DIAMETER: 23 MM FLANGE THICKNESS: 28 MM: FACE TO FACE LENGTH: 420 MM: TYPE: RISING STEM GATE: 25 - GB699 88 OR ITS EQUIVALENT VALVE STEM: 2Cr13 GB1220 92 OR ITS EQUIVALENT VALVE BODY: WCB JB/T5263 91 OR ITS EQUIVALENT BONNET: WCB JB/T5263 91 OR ITS EQUIVALENT NOMINAL PRESSURE:1.6 Mpa SHELL TEST PRESSURE:2.4 Mpa SEAL TEST PRESSURE:1.8 Mpa SEAL TEMPERATURE:45 DEGREE CELCIUS MEDIUM : WATER INCLUSIVE OF MATCHING FLANGES Make : Leader/HAWA/Fouress/L And T Valve/Calsens/Flowtech(Intervalve)/Kirloskar/Qingdao/KSB , DN 300 BUTTERFLY VALVE (FOR DEWATERING UPSTREAM INTAKE WELL) OPERATION : WORM GEAR BOX TYPE,MANUAL HAND WHEEL OPERATED, TYPE : WAFER TYPE, TRI-ECCENTRIC METAL TO METAL CONTACT: BI-DIRECTIONAL PCD OF FLANGE : 410 MM NO OF HOLES : 4 HOLE DIAMETER : 26 MM DISC : WCB OR EQUIVALENT VALVE STEM : 20Cr13 OR EQUIVALENT SEAL RING : SS304 PLUS FLEXIBLE GRAPHITE RETAINER COVER : A105 OR EQUIVALENT LOWER BONNER : A105 OR EQUIVALENT NOMINAL PRESSURE : 1.6 Mpa SHELL TEST PRESSURE : 2.4 Mpa SEAL TEST PRESSURE : 1.76 Mpa AIR SEAL TEST PRESSURE : 0.6 Mpa TEMPERATURE : 45 DEGREE CELCIUS MEDIUM : WATER INCLUSIVE OF MATCHING FLANGES Make : Leader/HAWA/Fouress/L And T Valve/Calsens/Flowtech(Intervalve)/Kirloskar/Qingdao/KSB