Bids Are Invited For pressure seal and ring gasket 1 95770010370 TG#3 ESV I/L FLANGE RING JT GASKET, R-54 EA 3 TG#3 ESV Inlet Flange Ring joint Gasket, Type:- R-54 as per ASME B16.20, MOC:- SS-316L. Application :-Turbogenerator #3 ESV Inlet Flange, Media :- Superheated steam, Max Operating pressure:- 120 Kg/cm2, Max operating temp:-600DegC. Installation :- Between Two trapezoidal grooves on mating flanges. Tolerances as per ASME B 16.20 to be maintained. 2 95770603430 PR.SEAL RING STYLE:0118(M) 200X165X23 MM EA 14 FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 PROFILE`A REINFORCED WITH S.S WIRE NET IN ENDLESS FORM HAVING DENSITY 1.8 GM/CC. SUITABLE FOR WITHSTANDING TEMP UPTO 600 DEG C AND PRESSURE UPTO 500 BAR , MEDIA:- SH STEAM/ HOT CONDENSATE [Valve Nos:-AS-6]. SIZE:200 X 165 X 23 MM 3 95770449430 PR.SEAL.RING :0118(M)125X103.6X17.76 MM EA 32 FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 PROFILE`B REINFORCED WITH S.S WIRE NET IN ENDLESS FORM HAVING DENSITY 1.8 GM/CC.SUITABLE FOR WITHSTANDING TEMP UPTO 600 DEG C AND PRESSURE UPTO 500 BAR,MEDIA:- SH STEAM/ HOT CONDENSATE [ Valve Nos AS-2 <(>&<)> AS-5]. SIZE: 125 X 103.6 X 17.76 MM 4 88014121200 BLR 5 FEED STN PR SEAL RING 290X258X26. EA 8 FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 PROFILE`E(IN RECTANGULAR CROSS SECTION)REINFORCED WITH S.S WIRE NET IN ENDLESS FORM HAVING DENSITY 1.8 GM/CC. SUITABLE FOR WITHSTANDING TEMP UPTO 600 DEG C AND PRESSURE UPTO 500 BAR. MEDIA:- SH STEAM/ HOT CONDENSATE (B#5 Feed station), SIZE-290 X 258 X 26 MM 5 88014121210 BLR5 BFP DISCHE NRV SEAL RING 255X231X17 EA 3 FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 PROFILE`E(IN RECTANGULAR CROSS SECTION) REINFORCED WITH S.S WIRE NET IN ENDLESS FORM HAVING DENSITY 1.8 GM/CC.SUITABLE FOR WITHSTANDING TEMP UPTO 600 DEG C AND PRESSURE UPTO 500 BAR. MEDIA:- SH STEAM/ HOT CONDENSATE. (B#5 BFP Disch NRV), SIZE-255 X 231 X 17MM. 6 88014121220 OLD FEED STN V/VPR SEAL RING 200X175X15 EA 10 FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 PROFILE`E(IN RECTANGULAR CROSS SECTION)REINFORCED WITH S.S WIRE NET IN ENDLESS FORM HAVING DENSITY 1.8 GM/CC.SUITABLE FOR WITHSTANDING TEMP UPTO 650 DEG C AND PRESSURE UPTO 500 BAR. MEDIA:- SH STEAM/ HOT CONDENSATE, SIZE-200 X 175 X 15 MM. 7 88014121230 OLD FEEDSTN LLCV PR SEAL RING 125X105X10 EA 10 FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 PROFILE`E(IN RECTANGULAR CROSS SECTION)REINFORCED WITH S.S WIRE NET IN ENDLESS FORM HAVING DENSITY 1.8 GM/CC.SUITABLE FOR WITHSTANDING TEMP UPTO 600 DEG C AND PRESSURE UPTO 500 BAR, MEDIA:- SH STEAM/ HOT CONDENSATE, SIZE-125 X105 X 10 MM 8 95770603470 PRESSURE SEAL RING SIZE 250.1X226.2X24mm EA 7 PRESSURE SEAL RING SIZE 250.1X226X24mm. As per Item No:-1 of NALCO / MECH /SPP/3617. PRESSURE SEAL RING SPECIFICATION:- Soft iron gasket [ Hardness<(> <<)>/=90BHN] Wedge profile annealed condition gasket with 10ì [+/-3%] protective silver plating. Surface finish 0.8ì on sealing face and 3.2ì other wise.Wedge shape taper angle=60°,endless form. For 8 Class-1500 BHEL MOV Gate Valve[BHEL Type No:-W-193/ W-114] To witshtand 600Deg <(>&<)> 500Bar of Hot steam condensate. Application:- B#4 FW-45,47. 9 95770603480 PRESSURE SEAL RING SIZE 140X 126.2X 14mm EA 4 PRESSURE SEAL RING SIZE 140X 126.2X 14mm. As per Item No:-2 of NALCO /MECH/SPP/3617. PRESSURE SEAL RING SPECIFICATION:- Compressed Flexible pure graphite die moulded pressure seal ring Style-310, reinforced with special alloy wire net in BHEL wedge shape taper angle=60° endless form having density 1.8gm/cc . To witshtand 600Deg <(>&<)> 500Bar, Hot Steam condensate. Application :- B#4 4 Class-1500 Forged Valves in LLCV. 10 95770603490 PRESSURE SEAL RING SIZE 115X101X14.3mm EA 4 PRESSURE SEAL RING SIZE 115X101X14.3mm. Make :BHEL. . As per Item No:-3 of NALCO/MECH/ SPP/3617. PRESSURE SEAL RING SPECIFICATION:- Compressed Flexible pure graphite die moulded pressure seal ring Style-310 , reinforced with special alloy wire net in BHEL wedge shape taper angle=60° endless form having density 1.8gm/cc . To witshtand 600Deg <(>&<)> 500Bar, Media:- SH steam/ Hot condensate. Application:-FOR Boiler#4 4 Class-1500 Forged Valve11 95770736000 PR.SEALING RING-SPV-01,110.2X102.8X7 MM EA 2 PRESSURE SEALING RING FOR SPV-01, SIZE 110.2X102.8X7MM. As per Drg.No NALCO/MECH/SGP/1046. PRESSURE SEAL SPECIFICATION:-Soft Iron gasket [ Hardness <(><<)>/=90BHN] Wedge Profile , Annealed condition gasket with 10microns [+/-3%] proctective silver plating, endless form. Surface finish shall be 0.8µ on sealing face, other wise 3.2µ. Workmanship would be in accordance with the high-grade precision-machining, industrial practise and adequate to achieve accuracy, surface finish requirements to ensure satisfactory operations.Machining tolerance shall be achieved as per standard IS 2102-1993 medium/ ISO2768-C (1989) Suitable to withstand temp upto 650DegC and pressure upto 500Bar, Media;- Hot steam condensate. Application:- SPV01. 12 95770617150 PR.SEALRING STYLE:0118(M) 200X160X28 MM EA 34 FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 PROFILE`A REINFORCED WITH S.S WIRE NET IN ENDLESS FORM HAVING CARBON CONTENT=98%,DENSITY 1.8-2 GM/CC, ASH CONTENT=2% MAX. AS PER ITEM NO:-3 OF DRAWING.NO. NALCO/MECH/SGP/TB/1061. SUITABLE FOR WITHSTANDING TEMP UPTO 650 DEG C AND PRESSURE UPTO 500 BAR, MEDIA:- HOT STEAM CONDENSATE/ SH STEAM. ( Valves:-B#1,2,3 FW-5,6,7 ,8,9 <(>&<)>10), SIZE: 200 X 160 X 28 MM. 13 95770473590 SEALING RING. EA 10 FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 WEDGE C/S,PROFILE`B #=60DEG REINFORCED WITH SPECIAL ALLOY WIRE NET IN ENDLESS FORM HAVING CARBON CONTENT=98%,DENSITY 1.8-2 GM/CC, ASH CONTENT=2% MAX.SUITABLE FOR WITHSTAND TEMP UPTO 600 DEG C AND PRESSURE UPTO 500 BAR, MEDIA:- SH STEAM/ HOT CONDENSATE. (For 2.5 Class-1500 Valve), SIZE:90 X 80 X 10 MM 14 95770730930 PR.SEALING RING-MSV-01 V/V,270X248X22 MM EA 3 FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 SIZE:270 X 243 X 7/22 MM. WEDGE C/S,PROFILE`B TAPER ANGLE=60Deg REINFORCED WITH SPECIAL ALLOY WIRE NET IN ENDLESS FORM HAVING CARBON CONTENT=98%,DENSITY 1.8-2 GM/CC, ASH CONTENT=2% MAX. AS PER PROFILE IN DRG.NO. NALCO/MECH/SPP/2698. SUITABLE TO WITHSTAND SH STEAM FOR TEMP UPTO 600 DEG C AND PRESSURE UPTO 500 BAR.(REQD FOR TG MSV01--10 CLASS-900 MO GV, BHEL MATL CODE:- AA). 15 95770471590 PR.SEAL.RING-INLET ISOLTR.+INT.BYPASS EZ EA 7 PRESSURE SEAL RING SIZE:-170x138x6/20MM. FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 WEDGE C/S, PROFILE`B REINFORCED WITH SPECIAL ALLOY WIRE NET IN ENDLESS FORM HAVING DENSITY 1.8 GM/CC. SUITABLE FOR WITHSTAND TEMP UPTO 600 DEG C AND PRESSURE UPTO 500 BAR, MEDIA:- SH STEAM/ HOT CONDENSATE. SIZE:170 X 138 X 6/20 MM. 16 95770735050 PR.SEALING RING-MSV-05,185X166.5X21(MM) EA FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 WEDGE C/S, PROFILE`B REINFORCED WITH SPECIAL ALLOY WIRE NET IN ENDLESS FORM HAVING HAVING CARBON CONTENT=98%,DENSITY 1.8-2 GM/CC, ASH CONTENT=2%. SUITABLE FOR WITHSTAND TEMP UPTO 650 DEG C AND PRESSURE UPTO 500 BAR, MEDIA:- SH STEAM/ HOT CONDENSATE.(MSV05), SIZE:165.5 X 185 X 21 MM 17 95770604020 PRESSURE SEAL RING SIZE 235x209X22.7mm EA 7 PRESSURE SEAL RING SIZE 235x209X22.7mm FOR 200NB Class-1500 WCB, Forged Gate Valve, Make:- BHEL. BHEL TYPE NO:-V-105. COMPRESSED DIE MOULDED SELF SEAL RINGS STYLE 310 [PROFILE E]: FLEXIBLE PURE GRAPHITE DIE MOULDED SELF SEAL RING WITH MULTILAYER INCONNEL WIRE MESH NET JACKETED ON TOP OF FULL FACE <(>&<)> 03 TO 05 MM OF BOTTOM OUTER SIDE, IN ENDLESS RETANGULAR CROSS SECTION FORM HAVING AVERAGE DENSITY 1.8GM/CC., SUITABLE TO WITHSTAND TEMP. 600°C <(>&<)> PRES. 500 BAR. MEDIA:- HOT STEAM CONDENSATE. LOCATION:- BFP-2B. 18 95770468560 PR.SEAL RING RECTANGLE SIZE:140X120X16 EA 5 PRESSURE SEAL RING SIZE:-140X120X18.3mm FOR 100NB Class-1500 WCB, Forged Gate Valve, Make:- BHEL. BHEL TYPE NO:-W-053. COMPRESSED DIE MOULDED SELF SEAL RINGS STYLE 310 [PROFILE E]: FLEXIBLE PURE GRAPHITE DIE MOULDED SELF SEAL RING WITH MULTILAYER INCONNEL WIRE MESH NET JACKETED ON TOP OF FULL FACE <(>&<)> 03 TO 05 MM OF BOTTOM OUTER SIDE, IN ENDLESS RETANGULAR CROSS SECTION FORM HAVING AVERAGE DENSITY 1.8GM/CC., SUITABLE TO WITHSTAND TEMP. 600°C <(>&<)> PRES. 300 BAR, MEDIA:- SH STEAM/ HOT STEAM CONDENSATE. LOCATION:- BOILER#2 LLCV. 19 95770473600 PRESSURE SEALING RING SIZE -90X80X10 MM EA 4 PRESSURE SEAL RING SIZE:-90 X 80 X 10mm FOR 65NB Class-1500 WCB, Forged Motorised Gate Valve, Make:- BHEL. BHEL TYPE NO:-R-091. As per Item No:-4 of Drg. No. NALCO/MECH/SPP/3617. SOFT IRON GASKET [HARDNESS # 90 BHN] WEDGE PROFILE ANNEALED CONDITION GASKET WITH/WITHOUT 10ì [+/-3%] PROTECTIVE SILVER-PLATING. MACHINING TOLERANCE SHALL BE ACHIEVED AS PER STANDARD IS2102-(1993) MEDIUM/ISO 2768-C (1989). [SURFACE FINISH 0.8ì ON SEALING FACE OTHERWISE 3.2ì]. SUITABLE TO WITHSTAND TEMP. 600°C <(>&<)> PRES. 500 BAR, MEDIA:- SH STEAM/ HOT CONDENSATE. Location:- Boiler#2 AS-5. 20 95770750060 PR.SEALING RING-MSV-07 V/V,312X288X27 MM EA 2 FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 WEDGE W PROFILEA REINFORCED WITH SPECIAL ALLOY WIRE NET IN ENDLESS FORM HAVING CARBON CONTENT=98%,DENSITY 1.8-2 GM/CC, ASH CONTENT=2% MAX. SUITABLE FOR WITHSTAND TEMP UPTO 600 DEG C AND PRESSURE UPTO 300 BAR, MEDIA:- SH STEAM/ HOT CONDENSATE. SIZE:312 X 288 X 27MM. APPLICATION:- MSV07 VALVE 21 95770473610 Pressure seal ring. Size: 100X90X10 mm FLEXIBLE PURE GRAPHITE DIE MOULDED COMPRESSED PRESSURE SEALING RING STYLE:710 WEDGE C/S,PROFILE`B REINFORCED WITH SPECIAL ALLOY WIRE NET IN ENDLESS FORM HAVING CARBON CONTENT=98%,DENSITY 1.8-2 GM/CC, ASH CONTENT=2% MAX. SUITABLE FOR WITHSTANDING TEMP UPTO 600 DEG C AND PRESSURE UPTO 300 BAR, MEDIA:- SH STEAM/ HOT CONDENSATE. SIZE:100 X 90 X 10 MM. 22 95770603460 PRESSURE SEAL RING SIZE 200X 165X 23.2mm EA 2 PRESSURE SEAL RING SIZE 200X 165X 23.2mm. FOR 6Class-900 WCB, HOV, Forged Globe Valve, BW ends, Make:-BHEL. As per Item No:-2 of NALCO/ MECH/SGP/TB/1061. PRESSURE SEAL RING SPECIFICATION:-Soft Iron gasket [ Hardness <(> <<)>/=90BHN] Wedge Profile , Annealed condition gasket with 10microns [+/-3%] proctective silver plating, endless form. Surface finish shall be 0.8µ on sealing face, other wise 3.2µ. Workmanship would be in accordance with the high-grade precision-machining, industrial practise and adequate to achieve accuracy, surface finish requirements to ensure satisfactory operations.Machining tolerance shall be achieved as per standard IS 2102-1993 medium/ ISO2768-C (1989). Suitable to withstand Temp=600Deg C and Pressure 200Bar, Media:- SH Steam/ Hot Steam condensate. Application:- SW-49 <(>&<)> 50. 23 95770603450 PRESSURE SEAL RING SIZE 110.2 X 104X7mm EA 2 PRESSURE SEAL RING SIZE 110.2X104X7mm. FOR 3 Class-900 WCB, HOV, Forged Globe Valve, BW ends, Make :BHEL. As per ItemNo:-8 of NALCO / MECH / SPP/410. PRESSURE SEAL RING SPECIFICATION:-Soft Iron gasket [ Hardness <(> <<)>/=90BHN] Wedge Profile , Annealed condition gasket with/without 10microns [+/-3%] proctective silver plating, endless form. Surface finish shall be 0.8µ on sealing face, other wise 3.2µ. Workmans hip would be in accordance with the high-grade precision-machining, industrial practise and adequate to achieve accuracy, surface finish requirements to ensure satisfactory operations.Machining tolerance shall be achieved as per standard IS 2102-1993 medium/ ISO27 68-C (1989). Suitable to withstand Temp=600Deg C and Pressure 200Bar, Media:- SH Steam/ Hot Steam condensate, Application:- Application:-SPV01. 24 95770705060 PRESSURE SEALING RING SIZE 125X 100X18MM EA 3 PRESSURE SEAL RING SIZE:-125X100X18MM. FOR 2.5 Class-1500 WC6, MOV, Forged Globe Valve, BW ends, Make :BHEL. As per Item No:-6 of NALCO / MECH/SGP/TB/1061. PRESSURE SEAL RING SPECIFICATION:- COMPRESSED DIE MOULDED PRESSURE SEAL RINGS STYLE 310: FLEXIBLE PURE GRAPHITE DIE MOULDED IN ENDLESS WEDGE PROFILE WITH MULTILAYER INCONNEL WIRE MESH NET JACKETED HAVING AVERAGE DENSITY 1.8 GM/CC., SUITABLE WITHSTAND TEMP. UPTO 600°C <(>&<)> PRES. UPTO 200 BAR,MEDIA:-SH STEAM/ HOT STEAM CONDENSATE. LOCATION:-Boiler#1 AS-5. 25 95770720070 VALVE PRESSURE SEALING RING 330X265X40 EA 1 VALVE PRESSURE SEALING RING SIZE:-330X264X40 FOR 12 CL-1500 GATE VALVE.AS PER DRG.NALCO/MECH/SGP/TB/1428. Soft Iron gasket [ Hardness <(><<)>/=90BHN] Wedge Profile , Annealed condition gasket with/without 10microns [+/-3%] proctective silver plating, endless form. Surface finish shall be 0.8µ on sealing face, other wise 3.2µ. Workmanship would be in accordance with the high-grade precision-machining, industrial practise and adequate to achieve accuracy, surface finish requirements to ensure satisfactory operations.Machining tolerance shall be achieved as per standard IS 2102-1993 medium/ ISO2768-C (1989). Suitable to withstand Temp=600Deg C and Pressure 200Bar, Media:- SH Steam/ Hot Steam condensate. Application:-MS-2 OF B#1. 26 95770604570 MS-1 PRESSURE SEALING RING- 270X300X30MM EA 3 MS-1 PRESSURE SEALING RING SIZE:- 270X300X30MM. [PROFILE B #=60°] FOR 12 CL-1500 NRV Soft Iron gasket [ Hardness <(><<)>/=90BHN] Wedge Profile , Annealed condition gasket with/without 10microns [+/-3%] proctective silver plating, endless form. Surface finish shall be 0.8µ on sealing face, other wise 3.2µ. Workmanship would be in accordance with the high-grade precision-machining, industrial practise and adequate to achieve accuracy, surface finish requirements to ensure satisfactory operations.Machining tolerance shall be achieved as per standard IS 2102-1993 medium/ ISO2768-C (1989). Suitable to withstand Temp=600Deg C and Pressure 200Bar, Media:- SH Steam/ Hot Steam condensate,Application:-MS-1 NRV. 27 95770604580 MS-2 PRESSURE SEALING RING- 305X335X30MM EA 3 MS-2 PRESSURE SEALING RING- 305X335X30MM.[PROFILE B #=60°] FOR 12 CL-1500 GATE VALVE Soft Iron gasket [ Hardness <(><<)>/=90BHN] Wedge Profile , Annealed condition gasket with/without 10microns [+/-3%] protective silver plating, endless form. Surface finish shall be 0.8µ on sealing face, other wise 3.2µ. Workmanship would be in accordance with the high-grade precision-machining, industrial practise and adequate to achieve accuracy, surface finish requirements to ensure satisfactory operations.Machining tolerance shall be achieved as per standard IS 2102-1993 medium/ ISO2768-C (1989). Suitable to withstand Temp=600Deg C and Pressure 200Bar, Media:- SH Steam/ Hot Steam condensate, Application:-MS-2 of B#2,3 <(>&<)>4. Total Quantity : 195
