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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | 1₹3.6 LAccepted-AOC 4 13A PERIYAR NAGAR THANGAMAPURIPATTINAM METTUR DAM 636 402 | SALEM | TAMIL NADU | 636402 | ₹3.6 L Quoted ₹3.1 L | 1 | Accepted-AOC L1 |
| Sl No | Description | Qty | Unit | ANNAI ENTERPRISES L1 |
|---|---|---|---|---|
| 1.00 | Dismantling of Inter and After coolers, Air inlet and outlet headers and pipes, HP and LP piston assemblies & cylinders, Suction & Delivery valves, Cooling Water and Air pipes and removal of V-Belts. | 2 | Nos | 9,021 ₹18,042 |
| 2.00 | Dismantling of crank case top cover, Inspection & renewal of main Bearing and Connecting rod Bearing and replacement of crank shaft and fly wheel if required. | 2 | Nos | 16,977 ₹33,954 |
| 3.00 | Cleaning of Cooling Water jackets of HP/LP cylinders and cooler shells. Acid cleaning of cooling water jackets of HP/LP cylinders, inter cooler and after cooler shells with diluted Hydro chloric acid. | 2 | Nos | 11,225 ₹22,450 |
| 4.00 | Overhauling of Inter coolers, after cooler and Oil cooler including hydraulic testing of Tube nests. | 4 | Nos | 5,612 ₹22,448 |
| 5.00 | Assembling of HP & LP cylinders, Air outlet headers, coolers, Fixing V-Belts and alignment of flywheel with motor pulley. | 2 | Nos | 16,977 ₹33,954 |
| 6.00 | Renewal of worn-out Bearing ring and Piston rod in HP and LP piston Assembly, if Necessary. | 4 | Nos | 6,014 ₹24,056 |
| 7.00 | Cleaning of pistons & piston assemblies, reassembling HP & LP piston assemblies with renewed gland packing’s, Oil scrapper rings & retaining rings, cleaning primary & secondary oil filters and overhauling of oil pumps etc. | 2 | Nos | 13,126 ₹26,252 |
| 8.00 | Removal of HP and LP suction and Delivery valve cover plates Stud by Thread Cleaning and Tapping of all the studs of main body & Cleaning and Tapping of thread in HP,LP cylinder Assembly and cooler assembly. | 2 | Nos | 15,036 ₹30,072 |
| 9.00 | Dismantling, overhauling and assembling of suction and delivery valves -24 Nos. Dismantling and re-visioning of the 24 Nos of compressor valves(suction & Delivery) cleaning and de-carbonizing the spring plates, cushion plates, valve plates etc. and assembling back, conducting leak test with kerosene/diesel | 2 | Nos | 20,549 ₹41,098 |
| 10.00 | Cleaning and painting of compressors by 2 coats of enamel paint on compressor and two coats of oil resistant paint on pedestal. | 51 | m2 | 98.38 ₹5,017.38 |
Tender Value
Refer Docs
EMD Value
₹3,600
Closing Date
31 Oct 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 TM Unit III Complete overhauling and painting of Instrument Air Compressors IAC 3A 3C
2025_EB_615341_1
CE / MTPS-I / SE / M-I / TM / OT. 319 / 2025-26
Open Tender
Power/Energy Projects/Products
15 days
Mettur Thermal Power Station-I / Mettur Dam
As per the Tender Specifications
4 documents required · 4 mandatory
₹0
₹3,600
Yes
18 May 2026
17 Oct 2025
1 Nov 2025
17 Oct 2025
31 Oct 2025
17 Oct 2025
Amount
Dismantling of Inter and After coolers, Air inlet and outlet headers and pipes, HP and LP piston assemblies & cylinders, Suction & Delivery valves, Cooling Water and Air pipes and removal of V-Belts.
Dismantling of crank case top cover, Inspection & renewal of main Bearing and Connecting rod Bearing and replacement of crank shaft and fly wheel if required.
Cleaning of Cooling Water jackets of HP/LP cylinders and cooler shells. Acid cleaning of cooling water jackets of HP/LP cylinders, inter cooler and after cooler shells with diluted Hydro chloric acid.
Overhauling of Inter coolers, after cooler and Oil cooler including hydraulic testing of Tube nests.
Assembling of HP & LP cylinders, Air outlet headers, coolers, Fixing V-Belts and alignment of flywheel with motor pulley.
Renewal of worn-out Bearing ring and Piston rod in HP and LP piston Assembly, if Necessary.
Cleaning of pistons & piston assemblies, reassembling HP & LP piston assemblies with renewed gland packing’s, Oil scrapper rings & retaining rings, cleaning primary & secondary oil filters and overhauling of oil pumps etc.
Removal of HP and LP suction and Delivery valve cover plates Stud by Thread Cleaning and Tapping of all the studs of main body & Cleaning and Tapping of thread in HP,LP cylinder Assembly and cooler assembly.
Dismantling, overhauling and assembling of suction and delivery valves -24 Nos. Dismantling and re-visioning of the 24 Nos of compressor valves(suction & Delivery) cleaning and de-carbonizing the spring plates, cushion plates, valve plates etc. and assembling back, conducting leak test with kerosene/diesel
Cleaning and painting of compressors by 2 coats of enamel paint on compressor and two coats of oil resistant paint on pedestal.
Cleaning of Air Suction filter, renewal of Lub oil, replacement of Cooling water flexible hoses and damaged pipe lines, insulation of HP Air outlet header etc., and assisting for commissioning of Compressors.
Enamel Paint
Charges for Consumables and T&P’s for item SL.No.1 to 11
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tech_eval.pdf
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