Loading
Loading…
Loading…
Tender Value
Refer Docs
EMD Value
₹19,100
Closing Date
30 Sept 2026, 2:00 pm3d left
SE M1
NCTPS II
BM UnitII Boiler Annual overhauling of Boiler Drum, Safety valves, Drum internals and Bottom ring headers in Unit II during 2026-27
2026_EB_707489_1
NCTPS_II_UII_Spec_123_26_27
Open Tender
Maintenance Works
Works
NCTPS II
Please refer Tender documents.
2 documents required · 2 mandatory
₹0
₹19,100
Yes
24 Sept 2026
24 Sept 2026
1 Oct 2026
24 Sept 2026
30 Sept 2026
24 Sept 2026
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 1 | Overhauling of PRDS & Soot blower safety valves (6 Nos) : This work consists of dismantling, cleaning, inspection, rectification of any defects, lapping the seat and disc, assembling without disturbing its internal settings and assisting during the floating. | 6 | nos | - | - |
| 2 | Overhauling of DRUM & SH,RH safety valves (19 Nos ): This work involves dismantling, inspection, rectification of any defects, cleaning lapping the seat and disc, providing hydro test plug and assembling without disturbing its initial settings of safety valves and assisting during pressure setting safety valves & reconditioning of adjusting ring pin. Charges inclusive of labours, T&P’s and consumables, such as lapping past, emery sheet, gada cloth etc | 19 | nos | - | - |
| 3 | Overhauling of Electromatic relief valves (ERV) :A) Main valve :This work involves dismantling, inspection, rectification of any defects, cleaning lapping the seat and disc, providing hydro test plug and assembling without disturbing its initial settings of safety valves and assisting during pressure setting safety valves & reconditioning of adjusting ring pin. Charges inclusive of labours, T&P’s and consumables, such as lapping past, emery sheet, gada cloth etc | 4 | nos | - | - |
| 4 | B) Pilot valve : This work involves dismantling, inspection, rectification of any defects, cleaning lapping the seat and disc, providing hydro test plug and assembling without disturbing its initial settings of safety valves and assisting during pressure setting safety valves & reconditioning of adjusting ring pin. Charges inclusive of labours, T&P’s and consumables, such as lapping past, emery sheet, gada cloth etc | 4 | nos | - | - |
| 5 | Removal of Jammed safety valve seating disc with stem from disc holder: This works involves removal of jammed seating disc from stem by gas cutting, re threading of stem and fixing new seating disc, blue matching of inner cavity with shaft, nose tips, blue matching of new disc with valve lapping disc, etc., | 4 | nos | - | - |
| 6 | Overhauling of drum and Lower drum: This work involves Opening of boiler drum and lower drum manhole door and its internals inspection, welding of the cracks in the separator chamber with IBR welder. Flushing of phosphate dosing and blow down and flushing the drum internals with service air and closing of man hole doors with new gaskets etc. charges inclusive of labours, T&P’s and consumables. | 1 | activity | - | - |
| 7 | Inspection of Lower drum orifice:This work involves charges for tightness checking and fixing of orifice in the water wall bottom entry by entering into the Ring header. charges inclusive of labours, T&P’s and consumables. | 1 | nos | - | - |
| 8 | Online Pressure setting of safety valve involves providing working platform and fixing of special fixture kit on the safety valve stem and applying extra pressure more and above the steam pressure available on the boiler with the help of calibrated controlled mechanical tools. | 6 | nos | - | - |
| 9 | Checking of weld cracks in separation chamber and welding the cracks with IBR welder. | 1 | nos | - | - |
| 10 | Dismantling the turbo separator assembly by releasing the eye bolts, hexagonal screw of size M12 x 35 fixed in claw and nuts for removing the turbo separator completely outside the drum for cleaning and refixing in its position. | 110 | nos | - | - |
Tap a document below to read it instantly. You can also download everything as a ZIP if you prefer.
details.html
html • 0.03 MB
Tendernotice_1.pdf
PDF • 0.78 MB
BOQ_850282.xls
BOQ • 0.28 MB
Download all tender documents and submit your bid
Disclaimer: TenderKart has made every reasonable effort to ensure that the information on this page is accurate and authentic, however it cannot be held liable for any third-party claims or losses or any damages. TenderKart makes no warranty, expressed or implied, as to the results obtained from the use of this information. If you notice any error or omission, please let us know at .