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NIT No. - 037/BM/P/TVNL/RAN/2015-16

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On behalf of Tenughat Vidyut Nigam Limited (TVNL), Ranchi sealed tenders in two parts (Part-I Technical & Commercial Bid, Part-II Price Bid) containing three envelopes A, B & C (Requisite cost of Tender Document & Earnest Money of specific value in envelope ‘A’, Technical & Commercial Bid in envelope ‘B’ and Price Bid in envelope ‘C’) are invited from experienced, reputed and financially sound manufacturers only for supply of Hi – chrome liners, Wedges/Hardware & Cork sheets for BBD 4760 BIS Coal Mill of 2x210 MW Units  at TTPS, Lalpania, Dist. Bokaro, Jharkhand, the details of which are as follows:

Description of Work

Hi – chrome liners, Wedges/Hardware & Cork sheets for BBD 4760 BIS Coal Mill of 2x210 MW Units at TTPS, Lalpania.

Estimated Cost  (Rs.)

1,75,57,238/- (Rupees One crore seventy five lakhs  fifty seven thousand two hundred thirty eight) only.

Cost of Tender Documents (Non Refundable)

Rs. 15,000/- (Rupees Fifteen thousand) only.

Amount of EM to be deposited in the form of DD/BG

Rs. 3,51,200/-  (Rupees Three lakhs fifty one thousand two hundred) only.

Downloading of Tender Paper

From 20.11.2015.

Last  Date & Time for receipt of Tender Paper

11.12.2015,  upto 14:00 Hrs.

Date & Time of Opening of Part-I of Tender

11.12.2015 at 16:00 Hrs.

Place of submission of bid documents and address for communication

Electrical Superintending Engineer (C&M-I), Tenughat Vidyut Nigam Limited, Hinoo, Ranchi-834002.


One set of Hi – chrome liner consist


S. N.



Weight (Kg)/liner


Cylindrical liners

8x40 = 320 nos.



Cylindrical liners with oblique wave

2x40 = 80 nos.



Long conical liners

40 nos.



Short conical liners

40 nos.



Inlet liners

32 nos.



Inlet liners with boss

08 nos.




520 nos.





Alloying Element

% value

Carbon (C)

2.4 – 2.8

Silicon (Si)

1.0 (max.)

Manganese (Mn)

1.0 (max)

Molybdenum (Mo)

0.6 (max)

Chromium (Cr)

22.0 – 28.0

Nickel (Ni)

0.5 (max)

Microstructure: - Primary carbide in martensitic matrix.

Hardness: - 55 – 60 RC.

Retained austenite: - 08% maximum.


Details of fasteners per set: - HT Bolts, 10.9 grade material EN: - 19.


M – 27x100

800 Nos.


M – 27x165

80 Nos.


M – 27x180

160 Nos.


M – 27x265

40 Nos.


Self Locking Nut – M – 27

1,080 Nos.


Steel Washer for M – 27 Bolts

1,100 Nos.


Nylon Washer for M – 27 Bolts

1,100 Nos.


Packing material per set (backing – materials) Rubber – cork sheet

Thickness – 3 mm should withstand temp of 1500 C, Size – 3.5 x 935 x 930 mm, Total – 130 sheets.

    The Tenderer should have the following Qualifying Requirements (QR)


a. The Tenderer shall have to submit Copy(ies) of Purchase Order, LR/Dispatch Documents and PI/Bill as proof of manufacturer of Hi-Chrome Liners for BBD 4760  BIS Coal Mill of Thermal Power Plant.


b. The average annual financial turnover of bidder during the last 03 (three) financial years, ending 31st March of previous financial year shall not be less than 30% of estimated value.


The Tenderer should submit authenticated copies of Profit & Loss and Balance sheet of last three financial years. In case where audited results for the last financial year are not available, certification of financial statements from a practicing Chartered Accountant shall also be considered.

c. The Tenderer is required to submit copy of Purchase order, LR/Dispatch Documents and PI/Bill of supply of similar items in Thermal Power Station during last five years immediately preceding the deadline for submission of bid and such order (s) may be either of the following :-


 i. Three similar completed orders each costing not less than the amount equal to 40% each of the estimated cost.




ii. Two similar completed orders each costing not less than the amount equal to 50% each of the estimated cost.


iii. One similar completed order costing not less than the amount equal to 80% of the estimated cost


Similar order means, work executed by the bidder in past in respect of similar BBD 4760  BIS Coal Mill design or similar or higher capacity shall also be treated as similar work.


d. The bidder should have financial credibility /capacity of at least 10% of estimated cost. Bidder may submit Bank Solvency Certificate of any Indian Nationalized / Scheduled Commercial Bank in support of their financial credibility /capacity..



2. The tender document is to be downloaded from the TVNL website www.tvnlonline.com. The cost of tender document shall be deposited at the time of submission of tender paper in the shape of Bank Draft issued by any Nationalized/Scheduled Bank in favour of “TENUGHAT VIDYUT NIGAM LIMITED” payable at Ranchi. Tender shall not be considered without cost of tender document. Any type of tempering/alteration with tender document shall not be allowed and offer, if submitted so, will be summarily rejected.


3.  Tender without Earnest Money shall not be considered. Offers shall be accompanied with the cost of tender document and earnest money deposit (EMD) of requisite value as specified above in a separate envelope ‘A’ failing which offers are liable for rejection.EMD may be furnished in the form of Demand Draft/ Bank Guarantee from any Indian Nationalized Bank/ Schedule Commercial Bank in favour of “TENUGHAT VIDYUT NIGAM LIMITED” payable at Ranchi. The Bank Guarantee should remain valid for 12 months.


4. The earnest money will be forfeited on revocation of tender before expiry of validity of the tender or on refusal to enter into the contract after the award is made by TVNL to the bidder.


5. Any corrigendum/Addendum/Extension of bid opening date and cancellation of NIT will be published through our website www.tvnlonline.com only and not through newspaper. The bidders are requested to visit our website regularly for any addendum/corrigendum/extension till opening of NIT.


6. The due date of bid opening as mentioned in the tender will remain firm. However, in case of unforeseen circumstances or due to administrative reasons the bids are not opened on the due date, the same shall be opened on the next working day at the same time. In case the last date of submission of bids is declared as holiday, the bids received up to the time of closing of bids on the next working day shall be considered for opening.


7. TVNL reserves the right to reject any / all offer increase/decrease or to distribute the quantity among the bidders without assigning any reason thereof.


 (R Ranjan)
 Electrical Superintending Engineer (C&M-I)

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