Name of Work:- Repairing of 2000GPM Centrifugal M&P make pump bearing Sl. No. DC/Pump-01 of Damoda Colliery.
Sl. No.
Item Description
1
Pump Dismantling Charges
2
Repair of pump body (lower half & outer half) by welding with special electrodes worn-out portion grinding proper size
3
Making of Cl gland casting, machining bore making & drilling with materials
4
Pump Shaft welding & machining as per bearing size
5
Complete rotating unit new changing with impellar all gunmetal materials: 1 Set Cost 3,50,000/-; Scrap Value=75Kg@400/= 30,000/-;Hence, effective Cost of Impellar = Rs. (3,50,000-30,000) = 3,20,000/-
6
Ball bearing new changing NCB
7
Body Stud new changing
8
Water ring new changing
9
Bypass pipe with socket, brass adopter, nipple, test cock, gate valve with nozzle etc
10
Complete assembling the pump with packing, grease, nut-bolt etc.
11
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