Procurement Of Hyd- Air Make Valves Installed In Main Turbine Governing System, Generator Gas System, Generator Seal Oil System And Primary Water System Of 2X600mw Units At Sstpp, Mppgcl, Dongalia Procurement Of Hyd- Air Make Valves Installed In Main Turbine Governing System, Generator Gas System, Generator Seal Oil System And Primary Water System Of 2X600mw Units At Sstpp, Mppgcl, Dongalia , Main Turbine Governing System Valves , Ball Valve ( Cock ) 16 Blvr, 1 Bsp ( F ) , Material L Is 2062, Np 100 Kg / Cm2, Material Code- W90312310048 , Generator Hydrogen Gas System Valves And Seal Oil System , Needle Valve, Nb=15, Np=25 ( 2.5 N / Mm2 ) , Fine Regulating Shut-Off Valve ( Needle Type ) With Nut & Tail Piece End Connections. As Per Bhel Material Code No. W90415300959 & Bhel Spec No. Tg 60254. Rev. : 05, Nominal Temp. : 90-C Max., Sr-181113-1066, Material Code- W90415300959 , Small Size Globe Valve Nb=8, Np=25, As Per Bhel Material Code No. W90415301220 & Bhel Specification No.Tg60266 Var 03 Nb 08 & Drawing No.66 28 67 Var 09 Ss 316, , Sr-220211-328, Material Code- W90415301220 , Globe Valve For Gas Service With Flanged End Connections, Nb=50, Np 25 Kg / Cm2, As Per Bhel Material Code W90414901185 & Bhel Spec No. Tg 60171. Rev : 03 , Operating Temp. : 85C Service Medium : Hydrogen, Carbondioxied, Nitrogen, Air Or A Mixture Of These Gases, Sr 151911-2061, Material Code- W90414901185 , 3 Way Pressure Gauge Valve. As Per Bhel Material Code No. W90414902726 & As Per Bhel Spec No. : Tg 60253. Rev. : 05 Nominal Pressure Rating : 250 Kg / Cm². Operating Temp. : 100°C Max.Service Medium: Medium Grade Turbine Oil, : Medium Grade Turbine Oil, Turbine Oil, Test Pressure : Hydrostatic Body - 375 Kg / Cm² For 3 Minutes. Kg / Cm² For 3 Minutes.For 3 Minutes.Hydrostatic Seat - 275 Kg / Cm² For 3 Minutes.Kg / Cm² For 3 Minutes. For 3 Minutes, Material Code- W90414902726 , Soft Seated Globe Valve For Gas Service Nb= 25Mm , Np=25 Kg / Cm2with Screwed End Connection Along With Tailpiece & Nut, Bhel Spec No. : Tg 60171. Rev : 03 , Material Code- W90414901240 , Fine Regulating Shut-Off Valve ( Needle Type ) With Nut & Tail Piece End Connections, Bhel Spec No. Tg 60254. Rev. : 05, Nb = 10, Nominal Pressure : 25 Kg / Cm2 ( 2.5 N / Mm2 ) Nominal Temp. : 90-C Max., Material Code- W90415300940 , Generator Primary Water System , Globe Valve 50 Nb Sw, Np 40 & 50 Kg / Cm2, As Per Bhel Material Code W97732684044 & As Per Bhel Specification No. He57044 Material : A 216 Gr.Wcb, W97732684044, 69512=230
