Tender For Nctps - I - Se/M-I Circle - R&M (26-27) -Tm Dn - Reconditioning Of Bfp Defective Nrv Released From Unit- I, Ii & Iii Oh And Dynamic Balancing With Trueness Of Bfbp Shaft With Impeller For Critical/ Vital Inventory., Thiruvallur-Tamil Nadu
TDR : 55480741
Tender Notice
Corrigendum Details
BOQ
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Thiruvallur
Tamil Nadu
Corrigendum : Tender For Nctps - I - Se/M-I Circle - R&M (26-27) -Tm Dn - Reconditioning Of Bfp Defective Nrv Released From Unit- I, Ii & Iii Oh And Dynamic Balancing With Trueness Of Bfbp Shaft With Impeller For Critical/ Vital Inventory.
Name of Work:- NCTPS – I - SE/M-I Circle – R&M (26-27) -TM Dn - Reconditioning of BFP defective NRV released from Unit- I, II & III OH and Dynamic balancing with trueness of BFBP shaft with Impeller for critical/ Vital inventory.
Sl. No.
Item Description
1
Charges for Transporting of rotating parts with the shaft from stores to work shop. Including consumables, and hire charges of T&P’s
2
Charges for Pre heating the hub of impeller & welding including hire charges for preheating, welding, stress relieving, consumables & T&P’s. (BFBP - Shaft + Impeller)
3
Charges for setting of impeller & machining after welding. Including consumables and hire charges of T&P’s. (BFBP - Shaft + Impeller)
4
Hire charges for lathe for machining (BFBP-1, BFBP discharge NRV-3)
5
Charges for Assembling of rotating parts on the shaft for dynamic balancing. Including consumables, transportation and hire charges of T&P’s. (BFBP - Shaft + Impeller)
6
Charges for making correction by removing weights to bring the required level of Dynamic balancing in the rotor assembly by grinding suitable locations in the impellers during number of trails. Including consumables and hire charges of T&P’s. (BFBP - Shaft + Impeller)
7
Charges for Transporting of rotating parts with the shaft from work shop to stores after completion of works. Including consumables and hire charges of T&P’s.
8
Charges for preparing the fixture for valve seat to hold in lathe and machining the same to expose parent metal for welding and filling up material in the worn out area of valve seat by welding using alloy steel welding electrode and machining the valve seat to the required size. Inclusive of consumables and hire charges of T&P’s.
9
Charges for Machining the valve stem & disc in lathe to expose parent metal to have good bonding for welding and filling up material in the worn out area of valve stem & disc by welding using alloy steel welding electrode and machining the valve stem & disc to the required size. Inclusive of consumables and hire charges of T&P’s. (BFP dis NRV – 3 Nos.)
10
Charges for Lapping of valve stem, disc and valve seat until getting the 100% blue match with each other. Including consumables and hire charges for T&P’s. (BFP dis NRV – 3 Nos.)
11
Charges for overhauling of valves including dismantling, inspection, rectification of defects, if any, renewal of sealing rings, gland packing etc., cleaning of all parts, freeing of all fasteners, assembling the valve, yoke BFP defective NRV. Including consumables, transportation and hire charges of T&P’s. (BFP dis NRV – 3 Nos.)
12
Charges for Hydraulic testing of the BFP defective NRV at 190 kgs/cm2 pressure. Including consumables, transportation and hire charges of T&P’s. (BFP dis NRV – 3 Nos.) Please Enable Macros to View BoQ information
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