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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | 2₹16.6 LAccepted-AOC 36 151 E 46 PERIYAR NAGAR THANGAMAPURIPATTENAM METTUR DAM 636 402 | METTUR DAM | SALEM | TAMIL NADU | 636402 | ₹16.6 L Quoted ₹14.2 L | 2 | Accepted-AOC L1 |
| 2 | 1₹14.2 LRejected-AOC 36 151 E 73 PERIYAR NAGAR THANGAMAPURIPATTINAM METTUR DAM 2 | METTUR DAM | TAMIL NADU | ₹14.2 L | 1 | Rejected-AOC L2 |
| Sl No | Description | Qty | Unit | RATHNA AND CO L2 | SSS ENTERPRISES L1 |
|---|---|---|---|---|---|
| 1.00 | Charges for opening the manhole doors, dismantling the cold air damper links, Shaft, flaps, cleaning the above, applying grease, changing if necessary and assembling the above parts and confirming free movement of flaps etc. | 6 | Nos | 7,323 ₹43,938 | 7,321 ₹43,926 |
| 2.00 | Overhauling of hot air dampers | 6 | Nos | 7,684 ₹46,104 | 7,682 ₹46,092 |
| 3.00 | Charges for dismantling the cold air gate, gear box, chain links and gates cleaning the above, applying grease changing the worn out parts and complete O/H of gear box and assembling the above parts and confirming free movement of gates etc. | 6 | Nos. | 6,450 ₹38,700 | 6,448 ₹38,688 |
| 4.00 | Charges for cutting & removing the old eroded gate seal frame, arranging the new gate seals in orderly and seal welding to form leaf edge seal assembly in the HAG. (Top seal outer 2 Nos. per gate) | 12 | Sets | 3,720 ₹44,640 | 3,718 ₹44,616 |
| 5.00 | Renewal of Hot Air Gate seal by providing new/old SS seals [Top seals inner (2 sets. per gate)] | 12 | Sets | 5,070 ₹60,840 | 5,069 ₹60,828 |
| 6.00 | Bottom seals inner (2 Nos. per gate) | 12 | Nos. | 5,070 ₹60,840 | 5,069 ₹60,828 |
| 7.00 | Left & Right side seals inner (4 Nos per gate) | 24 | Nos. | 5,070 ₹1.2 L | 5,069 ₹1.2 L |
| 8.00 | Overhauling of Hot air gate power cylinder : Charges for dismantling from the frame, lower down the power cylinder and opening the top & bottom port square block and remove the piston shaft with flange, jam nut etc., after disconnecting the airline and supports. | 6 | Nos. | 8,885 ₹53,310 | 8,880 ₹53,280 |
| 9.00 | Charges for assembling of piston shaft, port flange, piston flange, working seals, air pipe lines, fitting the cylinder with frame and checking and setting the open close operation by setting the air pressure. | 6 | Nos. | 6,045 ₹36,270 | 6,042 ₹36,252 |
| 10.00 | Charges for cutting & removing the existing worn out Hot air damper inner / Outer gland bush, grinding the bush seating surface and welding with new gland bush of size OD-60 mm x ID-50 mm x 62 mm length. | 24 | Nos. | 4,350 ₹1.0 L | 4,345 ₹1.0 L |
Tender Value
Refer Docs
EMD Value
₹15,100
Closing Date
19 Jun 2025, 2:00 pmClosed
Superintending Engineer /Mechanical-I/MTPS-I
Office of the Superintending Engineer / Mechanical -I Mettur Thermal Power Station- I Mettur Dam-636406
MTPS I Mill Plant Unit I Overhaul of hot air dampers cold air dampers cold air gates hot air gate power cylinder Renewal of hot air gate seal during Annual over hauling of 2025 26
2025_EB_565310_1
CE / MTPS-I / SE / M-I / MP /OT.127/ 2025-26
Open Tender
Power/Energy Projects/Products
20 days
Mettur Thermal Power Station-I / Mettur Dam
As per the Tender Specifications
4 documents required · 4 mandatory
₹0
₹15,100
Yes
22 May 2026
5 Jun 2025
20 Jun 2025
5 Jun 2025
19 Jun 2025
5 Jun 2025
Amount
Charges for opening the manhole doors, dismantling the cold air damper links, Shaft, flaps, cleaning the above, applying grease, changing if necessary and assembling the above parts and confirming free movement of flaps etc.
Overhauling of hot air dampers
Charges for dismantling the cold air gate, gear box, chain links and gates cleaning the above, applying grease changing the worn out parts and complete O/H of gear box and assembling the above parts and confirming free movement of gates etc.
Charges for cutting & removing the old eroded gate seal frame, arranging the new gate seals in orderly and seal welding to form leaf edge seal assembly in the HAG. (Top seal outer 2 Nos. per gate)
Renewal of Hot Air Gate seal by providing new/old SS seals [Top seals inner (2 sets. per gate)]
Bottom seals inner (2 Nos. per gate)
Left & Right side seals inner (4 Nos per gate)
Overhauling of Hot air gate power cylinder : Charges for dismantling from the frame, lower down the power cylinder and opening the top & bottom port square block and remove the piston shaft with flange, jam nut etc., after disconnecting the airline and supports.
Charges for assembling of piston shaft, port flange, piston flange, working seals, air pipe lines, fitting the cylinder with frame and checking and setting the open close operation by setting the air pressure.
Charges for cutting & removing the existing worn out Hot air damper inner / Outer gland bush, grinding the bush seating surface and welding with new gland bush of size OD-60 mm x ID-50 mm x 62 mm length.
Charges for dismantling, reconditioning and reassembling of existing worn out hot air damper leaf holding regulating S.S.shaft.
Charges for cutting & removing the worn out M.S. plate of size 110 mm x 1300 mm x 12 mm thick x 3 Nos. plate (Left, Right & Bottom), grinding the cutting edges, cutting the new M.S. plate of size 110 mm x 1300 mm x 12 mm thick x 3 Nos. plate, drilling the dia. 14 mm holes x 9 Nos. for fixing hot air gate seals and refixing the new fabricated plate with proper clearance setting for in/outward of gate plate into seals for arresting the hot air leak.
Seals for Hot air gate
Cost of 8 mm Graphite filed PTFE Square section Gland Rope. Champion Style-36 Grade or Equivalent
Seal kit for 1 No. Hot air gate pneumatic power cylinder (Cylinder bore size : dia. 200 mm) suitable for XRP 803 mills.
Cost of HT bolt of size : M12 mm x 75 mm, Full thread, Nut & Washer.
Cost of 12 mm thick M.S. plate
Cost of M.S. Welding electrodes
Cost of SS Welding electrodes
Cutting gas
Cost of new fabricated EN 08 material gland bush of size OD-60 mm x ID-50 mm x 62 mm length.
Charges for consumables and T& P’s.
RATHNA AND CO (BID ID -1370406)
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