40059485 tender for design engineering supply of wind box casing with buck stay bracings etc along with modified air register and dismantling of existing system and erection of wind box along with modified air register in unit no 1 of 210 mw abl make boilers of sgtps...
38289867 bids are invited for procurement of gaskets and packing ropes for boiler maintenance department ceramic tape 50mm width x 3mm thick ( 1no roll=10 mtrs length ) temp 1700 deg c for wind box inner pannel, white asbestos tape 3mm thick, width 50mm for coal burner 500mw , graf seal tap 8mm wi x 0.5mm thi x 10mtr ) adhesive grafoil tape manufactured from expanded pure graphite material ( graphite purity 99.5 to 99.9% ) , sealing tapes : types : universal adhesive gasket tape : size : 0.50x6mm, length 10m 1 ) adhesive grafoil tape manufactured from expanded pure graphite material ( graphite purity 99.5 to 99.9% ) , sealing tapes : types : universal adhesive gasket tape : size : 0.5x12.5mm, length 10m 1 ) adhesive grafoil tape manufactured from expanded pure graphite material ( graphite purity 99.5 to 99.9% ) ...
36349171 work contract for aoh / coh of boiler pressure parts of 1x500 mw unit at sgtps, mppgcl, birsinghpur 1 cleaning of boiler 2 complete external cleaning of boiler from top to bottom 3 internal cleaning of boiler in second pass 4 cleaning of ash from economiser hopper 5 cleaning of pent house, wind box and cat house, dog house & dead chamber, 6 cleaning of emergency cooling water supply tank for bcw motor 7 bottom ash hopper cleaning 8 cleaning of pent house roof 9 hydrojet cleaning of scaph 10 preparation of scaffolding 11 boiler horizontal pass ( screen tubes, ltsh terminal ) 12 above economiser hopper for inspection of economiser lower bank coils & c header. 13 quick erect scaffolding system ( cup lock system ) in boiler furnace ( from bottom to top including rh ) 14 wind box in all four corner 15 cat house for front / rears panelbackside checking, repairing 16 bottom ash hopper up to s panel tubes 17 inspection 18 inspection of complete boiler pressure parts ( 1st & 2nd pass ) 19 inspection & repair of all doors , windows and peep holes in boiler 20 inspection of ring header & refixing / replacement of strainers & orifices 21 internal inspection & cleaning of boiler drum 22 servicing of secondary air dampers 23 dye penetration test ( dp test ) with kit ( 1sq. inch = 645 sq. mm ) 24 transportation of ash, scraps, debries and other waste materials ( including loading / unloading ) 25 hydrojet cleaning of complete boiler pressure parts component 26 divisional superheater coils 27 platen superheater coils. 28 re heater coils. 29 water wall ( front, rear, left & right ) 30 section b 31 assistance in radiography 32 assistance in hydraulic test of boiler pressure part & preparation for boiler light up 33 rectification, replacement and refixing of protection sleeve ( shielding ) in various areas of boiler tubes. 34 rectification, replacement and refixing of cassette bafflesin various areas of boiler tubes. 35 repair & refixing of protection plate over ltsh / eco coil bends ( 1000x300x5 ) mm 36 preparation of boiler tube surface for tube thickness survey / oxide scale measurement / stress relieving 37 welding of hp joints of boiler tubes 38 water wall tubes, screen tubes, hanger tubes, rear arch tubes etc. 39 replacement of ww burner panel tubes 40 steam cooled wall tubes 41 divisional superheater tubes 42 platen superheater tubes 43 superheater steam cooled spacer tubes 44 pendant reheater front & rear 45 reheater cross over tubes 46 reheater steam cooled spacer tubes 47 ltsh tubes 48 ltsh support tubes 49 economisertubes 50 economiser support tubes 51 roof tubes 52 header stubs 53 hydrastep tubes 54 instrument pipings 55 welding & replacement of drain & vent joints 56 welding & replacement of tracing line / sampling line 57 replacement / repairing of economiser coil module ( consist of 02 coils all lower, middle & upper bank ) 58 economizer upper bank coil module 59 economizer middle bank coil module 60 economizer lower bank coil module 61 welding of fins 62 re enforcement of welded joints 63 alignment of coils / tubes 64 alignment of coils ofdivisional shpanel 65 alignment of coils ofplaten superheaters 66 alignment of reheater coil ( front / rear ) 67 alignment of coil of ltsh ( upper / lower ) 68 alignment of coil of economiser ( upper / middle / lower ) 69 alignment & servicing of wall blowers 70 alignment & servicing of long retractable soot blower 71 checking and rectification of expansion indicator in boiler area 72 section c 73 gland packing of hp valves 74 upto 25 mm 75 25 mm to 50 mm 76 50mm to 100 mm 77 above 100 mm 78 completeservicing of valves ( excluding actuator ) : 79 upto 25 mm 80 25 mm to 50 mm 81 50 mm to 100 mm 82 above 100 mm 83 replacement of valves ( welded type ) 84 upto 25 mm 85 25 mm to 50 mm 86 50 mm to 100 mm 87 above 100 mm 88 assistant in removal / installation of actuators of hp valves 89 servicing of main steam stop valve 90 complete servicingofspring loaded safety valves ( sv ) 91 boiler drum sv 92 main steam lines sv 93 crh lines sv 94 hrhlines sv 95 electromatic relief valve and pilot valve 96 cleaning / repairing of safety valve drain tray & line 97 replacement of boiler drum safety valve 98 section d 99 preparation / fabrication of hp tube bends 100 repair and re fixing of seal plates of s panel at bottom ash hopper 101 repair and re fixing of refractory cooling pipe at trough seal. 102 repair of pent house of boiler 103 repair of pent house by patching ( without steel ) 104 dismanteling of steel structures / installation of new steel structures ( with steel ) 105 repair of wind box 106 repair of pent house by patching ( without steel ) 107 dismanteling of steel structures / installation of new steel structures ( with steel ) 108 repairing of dead chamber 109 repair of dead chamberby patching 110 dismanteling of steel structures / installation of new steel structures ( with steel ) 111 repairing of cat house 112 repair of dead chamberby patching 113 dismanteling of steel structures / installation of new steel structures ( with steel ) 114 repair & servicing 115 buckstays 116 diamond type locks 117 rockers 118 dismnetling, installation, febrication of struture & misc. works i.e. canopy, broken stair / railing / drain covering etc. 119 installation of mitp 120 servicing, cleaning & repairing of sampling line coolers 121 cleaning, servicing & repairing of hangers & supports 122 repairing of sky climber rope insert guide pipe at pent house roof. 123 section e 124 fixing of corrugated gi sheet at boiler roof & other places 125 painting of boiler base structure / stair railing / cooling piping etc. 126 application of refractory 127 application of refractory at various locations of boiler ( grade a ) 128 application of refractory at various locations of boiler ( grade c / p ) 129 application of plastic refractory at various locations of boiler 130 removal / breaking of damaged refractory & transportation 131 thermal insulation work 132 removal & application of thermal insulation ( thickness 100 mm ) 133 removal & application of thermal insulation ( thickness 50 mm ) 134 disposal of rubbish thermal insulation...
34185944 procurement of various size of non metallic and metallic expansion joints for 1x500 mw unit, sgtps, mppgcl, birsinghpur. , nmej for pa fan & sa fan , pa fan o / l ( specification as per tender schedule ) , sa fan i / l ( specification as per tender schedule ) , nmej for ducts , paph air o / l duct ( specification as per tender schedule ) , interconnection duct ( specification as per tender schedule ) , pa before hot air bus ( specification as per tender schedule ) , hot pa bus duct left ( specification as per tender schedule ) , hot pa bus duct right ( specification as per tender schedule ) , mill duct ( specification as per tender schedule ) , mill i / l ( specification as per tender schedule ) , wind box ( specification as per tender schedule ) , eco o / l ( specification as per tender schedule ) , secondary to primary fg duct o / l ( specification as per tender schedule ) , saph fg i / l ( specification as per tender schedule ) , paph fg i / l ( specification as per tender schedule ) , saph fg o / l ( specification as per tender schedule ) , paph fg o / l ( specification as per tender schedule ) , after bof fg duct ( specification as per tender schedule ) , esp i / l fg interconnection duct ( specification as per tender schedule ) , esp i / l fg duct ( specification as per tender schedule ) , esp o / l fg duct ( specification as per tender schedule ) , esp o / l fg inter connection duct ( specification as per tender schedule ) , idf i / l fg duct ( specification as per tender schedule ) , saph scaph by pass ( specification as per tender schedule ) , saph scaph i / l ( specification as per tender schedule ) , saph air i / l ( specification as per tender schedule ) , paph scaph by pass ( specification as per tender schedule ) , paph scaph i / l ( specification as per tender schedule ) , paph air i / l ( specification as per tender schedule ) , saph air o / l ( specification as per tender schedule ) , hot secondary interconnection duct ( specification as per tender schedule ) , secondary hot air duct ( specification as per tender schedule ) , metallic expansion joints , inter connection duct ( specification as per tender schedule ) , vertical duct ( before hot bus duct ) ( specification as per tender schedule ) , bus duct right ( specification as per tender schedule ) , bus duct left ( specification as per tender schedule ) ...
33432990 tender for sealing services attending ash leakages from wind box & pent house ( including material and man power ) of the units 1 & 2 at 2x600 mw and units 3 & 4 at 2x6000 mw at sstpp , mppgcl dongalia ....
33415230 sealing services for attending ash leakages from wind box and pent house ( including material and man power ) of the units 1and2 at 2x600 mw and units 3and4 at 2x660 mw at sstpp, mppgcl, dongalia....
31257451 work contract for capital overhaul of pressure parts ( coh ) at 210 mw atps mppgcl chachai. 2 cleaning of boiler 3 complete external cleaning of boiler from top to bottom 4 internal cleaning of boiler in second pass 5 cleaning of ash from economiser hopper with connecting ducts 6 cleaning of pent house, cat house, dead chamber 7 cleaning of pent house roof 8 preparation of scaffolding 9 preparation of scaffolding in boiler horizontal pass ( screen tubes, reheater, final super heater ) 10 preparation of scaffolding above economiser hopper for inspection of economiser lower bank coils & c header. 11 preparation of quick erect scaffolding system ( cup lock system ) in boiler furnace ( from top to bottom ) 12 preparation of scaffolding in wind box 13 preparation of scaffolding in bottom ash hopper 14 inspection 15 inspection of complete boiler pressure parts ( ist & iind pass ) 16 inspection & repair of all doors , windows and peep holes in boiler 17 internal inspection & cleaning of boiler drum 18 cleaning and repair of wind box 19 with steel 20 without steel 21 dye penetration test ( dp test ) with kit 22 transportation of ash, scraps, debries and other waste materials ( including loading / unloading ) 23 hydro jet cleaning of complete boiler pressure parts 24 platen superheater coils. 25 re heater coils. 26 water wall ( front, rear, left & right ) 27 section b 28 assistance in radiography 29 rectification, replacement and refixing of protection sleeve ( shielding ) in various areas of boiler tubes. 30 rectification, replacement and refixing of cassette bafflesin various areas of boiler tubes. 31 preparation of boiler tube surface for tube thickness survey / oxide scale measurement / stress relieving 32 welding of hp joints of boiler tubes 33 water wall tubes screen tubes, hanger tubes, rear arch tubes etc. 34 platen superheater tubes 35 ltsh tubes and associated steam cooled wall 36 final superheater tubes 37 roof tubes 38 reheater 39 economisertubes 40 instrument pipings 41 welding of fins 42 re enforcement of welded joints ( a ) economiser ( b ) sling ( c ) reheater ( d ) drumvent ( e ) ltsh 43 welding & replacement of drain joints 44 welding & replacement of tracing line / sampling line 45 pad welding of eroded tubes of various size 46 pad welding of boiler tubes at various locations ( size 50mm x 50mm ) 47 alignment of coils / tubes / blowers 48 alignment of wallblowers / servicing of wall blowers 49 alignment / servicing of long retractable soot blower 50 assistance in hydraulic test of boiler pressure part & preparation for boiler light up 51 application of refractory at various locations of boiler ( gr.a+gr.c ) 52 application of refractory at various locations of boiler ( grade a ) 1.rear arch2. soot bolwer area 3. other locations 4. burner mouth 53 application of refractory at various locations of boiler ( grade c ) ( 1 ) . pent house, door, window manhole & peephole, etc ( 2 ) dead chamber & screen valve ( 3 ) flue gas erosion plate of ltsh & eco bend ( 4 ) cooling pipe of seal plate ( 5 ) other areas ( like hopper header etc. ) 54 section c 55 complete servicing / overhauling of hp valves 56 gland packing of hp valves 57 upto 25 mm 58 25 mm to 50 mm 59 50mm to 100 mm 60 100 mm to 200 mm 61 above 200 mm 62 completeservicing of valves ( excluding actuator ) : 63 upto 25 mm 64 25 mm to 50 mm 65 50 mm to 100 mm 66 above 200 mm 67 replacement of valves ( welded type ) 68 upto 25 mm 69 25 mm to 50 mm 70 50 mm to 100 mm 71 100 mm to 200 mm 72 servicing of boiler fill pump 73 section d 74 complete servicingofspring loaded safety valves ( sv ) 75 boiler drum sv 76 main steam lines sv 77 crh lines sv 78 hrhlines sv 79 servicing of soot blower safety valve 80 section e 81 preparation / fabrication of hp tube bends 82 repair of pent house of boiler 83 repair of pent house by patching ( without steel ) 84 dismanteling of steel structures / installation of new steel structures ( with steel ) 85 repairing of dead chamber 86 repair of dead chamberby patching 87 dismanteling of steel structures / installation of new steel structures 88 repair & servicing 89 buckstays 90 repalcement / repairing of economiser module ( consist of 2 coils both lower & upper bank ) 91 painting of taken out economiser coils 92 repairing of cat house 93 with steel 94 without steel 95 servicing, cleaning & repairing of sampling line coolers 96 servicing & repairing of hangers & supports 97 section f 98 fixing of corrugated gi sheet at boiler roof & other places 99 painting of boiler base structure 100 disposal of rubbish thermal insulation 101 repairing of header stubs hand hole plugs 102 insulation work 103 removal / application of thermal insulation in complete boiler from bottom ash hopper to pent house 104 removal / application of thermal insulation in steam and water piping 105 removal / application of thermal insulation in esp 106 removal / application of thermal insulation inair heater & hopper 107 flue gas & hot air duct 108 sheeting work over insulation ( where insulation is in good condition ) ...
25274797 enquiry for the work of erection of scaffolding and servicing of secondary air dampers control in wind box installed at the boiler of 1x500mw , sgtps , mppgcl , birsinghpr...
22706945 procurement of spares of seal kit set for ( hag , cag , had , cad , windbox , gd damper , mdv ) pneumatic power cylinders installed 2x660 mw , ph ii , sstpp , mppgcl , dongalia , khandwa , seal kit for pneumatic power cylinder for hot air gate , model:c d s av su bg mf1 350/2050 ( so 15204945 ) seals moc: viton , seal kit for pneumatic power cylinder for hot air damper , model: c d s bg av mp2+mp4 200/600 ( so 15204945 ) seals moc: viton , seal kit for pneumatic power cylinder for cold air gate , model: c d s av bg mt4 350/1000 ( so 15204945 ) seals moc: viton , seal kit for pneumatic power cylinder for cold air damper , model: scn1 d s bg av mp2+mp4 160/400 ( so 15204945 ) seals moc: viton , seal kit for pneumatic power cylinder for wind box damper , model: c d s bg av mp2+mp4 200/500 ( so 15204945 ) seals moc: viton , seal kit for pneumatic power cylinder for gas dampermodel: c d s bg av mp2 lb2 su 350/425 ( so 15206731 ) seal moc: viton , seal kit for pneumatic power cylinder for mill discharge valvemodel:ac d bg av su 350/765 ( so 15204869 ) seal moc: viton...
3473274 work of attebding coal leakages from coal mills inlet/discharge pipe bends, and from coal bunker to wind box of 5 x 62.5 mw, b&w make boilers of stps i,...
3182570 attending coal leakages from coal mills inlet/discharge pipe, bends chutes from coal bunkers to wind box of 5 x 62.5 mw b&w make boilers of stps i,sarni....
1966932 supply of air register assembly for wind box...