Repairing/overhauling old available HT pumps (01 no. M and P make pump 10/12 EME, 02 nos. KBL make pump SCT 200/58-2 and 01 no. Maxflow make 149 HPB4) at Block-B Project.

Amount

10/12 EME Pump 1350 cum/hr capacity, make (Mather & Plat)

Dismantling, cleaning & complete fitting of pump including manpower required, cost of hardware and stores, k. Oil, cotton waste, emery paper etc. and other related accessories.

Repairing of worn out neck ring seating area(both side) by welding with cast iron machinable electrodes and machining of the same by line boring machine.

Cost of electrodes:- Cast iron machinable electrodes

Welding charges

Boring of the welded area by line boring machine Volume of machining:- 30 cm dia X 5 cm bore X 0.5 cm wide X 2 sides

Repairing of 01 no. impeller

Welding electrode Lothereme 534

Welding charges

Machining charges on heavy duty lathe m/c

Keyway cutting

Repairing of shaft

Welding electrode 680 CGS

Welding electrode 660 NH

Welding charges

Machining charges on heavy duty lathe m/c

Keyway cutting

Repairing of 02 no. bearing bush

Welding electrode Lothereme 534

Welding charges

Machining charges on heavy duty lathe m/c

Providing & fitting of new spares

Sleeve & nut (SS410)

Oil ring(brass)

Coupling pin collar nut & washer(STD)

Neck ring (Bronze)

Gland(Brass)

Repairing of bearing housing DE & NDE Area(both side) by welding with CI machinable electrodes

Cast iron machinable electrodes

Welding charges

Machining charges on heavy duty lathe m/c

Dynamic balancing of the complete rotating assembly.

SCT 200/58-2 Kirloskar Brothers Make

Dismantling, cleaning & complete fitting of pump including manpower required, cost of hardware and stores, k. Oil, cotton waste, emery paper etc. and other related accessories.

Repairing of 02 nos. Impeller

Welding electrode Lothereme 534

Welding charges

Machining charges on heavy duty lathe m/c

Keyway cutting

Repairing of 2 nos. shaft

Welding electrode 680 CGS

Welding electrode 660 NH

Welding charges

Machining charges on heavy duty lathe m/c

Keyway cutting

Providing & fitting of new spares

Adjusting sleeve(AISI 410)

Locking sleeve(AISI 410)

Interstage bush(Bronze)

Dynamic balancing of the complete rotating assembly.

Maxflow 1449 HPB4

Complete dismantling of pump

Supply and fixing of shaft sleeve(S)

Supply and fixing of impellers(Bronze)

Supply and fixing of guide vanes

Supply and fixing of balancing valve bush(Bronze)

Supply and fixing of disk seat(Bronze)

Supply and fixing of shaft sleeve(D)(SS)

Supply and fixing of stage ring(S)

Supply and fixing of stage ring(D)

Supply and fixing of sleeve nut

Supply and fixing of impellers key

Supply and fixing of shaft EN8

Supply and fixing of NU413

Total impact of GST for the purpose of CTC

D R DUBEY CONSTRUCTION