Overhauling works of valves

Amount

Overhauling of 200 mm size gate valves at suction and discharge side gate valve & cleaning of seating surface and lapping of valve gate and seat for perfect matching and checking with leak test including cost of consumables.,

Overhauling of 100/125mm valves, this overhauling involves dismantling, inspection, rectification of defects if any, lapping of valve seat and disc, renewal of sealing rings, gland packing, flange gaskets, and bonnet gasket, cleaing all parts, inspection of drive bush, bearings, etc. and renewing if necessary and assembling of valves.

Charges for dismandling the 40 - 80mm gate valves, cleaning and checking the internal parts and replacing if necessary, lapping of gate valves and gate ways, providing new gland ropes, re-assembling the valve for trouble free operation with leak test .

Dismantling the 300 NB valve, cleaning all the parts of the valve checking the seating surfaces and actuator bearings. Lapping the gate/seat/disc/flap for perfect blue matching. Reassembling the valve with new bonnet gaskets and gland packings. ( Silo Bottom & Slurry Pump House Area)

Dismantling the Butterfly valve, 200NB, cleaning all the parts of the valve checking the seating surfaces and actuator bearings. Lapping the gate/seat/disc/flap for perfect blue matching. Reassembling the valve with new bonnet gaskets and gland packings.

Dismantling the 200 NB Non return Valve cleaning all the parts of the valve checking the seating surfaces and actuator bearings. Lapping the gate/seat/disc/flap for perfect blue matching. Reassembling the valve with new bonnet gaskets and gland packings.

cleaning and clearing the ash settled at the bottom of the ash slurry tank, leading lifting the ash ash tank to upper ash dyke as per the direction of engineer in charge including cost of T&P’s, tools and scaffolding arrangements etc.,

charges for attending Expansion joint leak in 300 NB Expansion joint. This works involves dismantling the flange connection removing bolt & nuts and gaskets and replacing the new gaskets, O ring and reassembling the Expansion Joint.

Charges for clearing the ash chock & reconditioning of wetting head of RCC silos ( This works involves complete dismantling of wetting head assembly, sleeve coupling,HP water lines & Mixing Box and clearing the ash chock and reconditiong the wetting head nozzles and reassembling) .

Charges for Reconditioning the of damaged fluidizing pad from silo and reassembling the fluidizing pad (ceramic type) as per its original profile. ( This works involves opening the silo Man hole doors, clearing the ash, dismantling the fluidizing pad from silo inside, Reconditioning of the damaged pad and reassembling ).

MEGALA ENTERPRISES