Overhauling of various size

Amount

Complete Overhauling of Deaerator and FST safety valves (8”/10” safety relief valve) including dismantling of valve, removal of relief spring, removal of valve stem, inspection and Cleaning of valve internals, Lapping of valve seating area, Blue matching of valve disc seating area and seat in valve body, assembling of valve in the valve casing, fixing of relief spring, setting of relief spring tension according to the required lifting pressure, conducting hydro test, renewal of gasket in bottom and discharge line flanges.

Complete overhauling of HP Heaters safety valves (4”/6” safety relief valve) including removal of valve from heater, dismantling of valve, removal of relief spring, removal of valve stem, Inspection and Cleaning of valve disc seating area, Blue matching of valve disc seating area and seat in valve body, assembling of valve in the valve casing, fixing of relief spring, setting of relief spring tension according to the required pressure, conducting hydro test, fixing the valve in heater, renewal of gasket in bottom and discharge line flanges.

Complete Overhauling of Motor operated condensate Discharge valve (CEP Discharge valve) CDV - 4,5 & 6 (250NB, 300 CL, GV ) including Removal of actuator from the valve stem , removal of actuator thrust base, Dismantling of valve bonnet, removal of valve stem and gate, cleaning of valve internals Lapping of valve gate seating area, Blue matching of valve gate seating area and seat in valve body, Assembling of valve gate and stem in the valve casing, assembling of valve bonnet, renewal of gasket in valve bonnet, fixing the actuator on the valve stem and commissioning the valve

Overhauling of Pneumatic Operated (PO); 100NB, 600CL control valve by dismantling, Cleaning inspection rectification / replacing of defective internals, reassembling and commissioning of valve including cost of consumables, T&P Hire charges etc., (DRV-5:6A to FT)

Overhauling of Pneumatic Operated (PO); 200NB 300CL Control valve by dismantling, Cleaning inspection rectification / replacing of defective internals, reassembling and commissioning of valve including cost of consumables, T&P Hire charges etc., (DRV-34 LPH-2 Drain to LPH1)

Complete Overhauling of Deaerator level control station isolation valve (Motor Operated station isolation valve (Motor Operated, GV-400 NB –CL.300 ) including Removal of actuator, Dismantling of valve bonnet, removal of valve stem and gate, Cleaning of valve internals, seal ring seating area, Lapping & Blue matching of disc and seat, Assembling the valve with new gasket and gland packing, placing the actuator and commissioning the valve. (CDV31 & 29)

Complete Overhauling of Deaerator level control station isolation valve ( Manual Operated, GV-400 NB –CL.300 ) including Removal of Gear box and hand wheel, Dismantling of valve bonnet, removal of valve stem and gate, Cleaning of valve internals, seal ring seating area, Lapping & Blue matching of disc and seat, Assembling the valve with new gasket and gland packing, placing the actuator and commissioning the valve. (CDV16 & 18)

Overhauling of Hand operated (HO); Gate Valve (GV); 200NB 1500/150CL NB by Dismantling , Cleaning, inspection, rectification / replacing of defective internals, reassembling and commissioning the valve including the cost of consumables, T&P Hire Charges etc., (DRV- 9 & 29)

Overhauling of Hand operated (HO); Gate Valve (GV); 250NB 1500/150CL NB by Dismantling , Cleaning, inspection, rectification / replacing of defective internals, reassembling and commissioning the valve including the cost of consumables, T&P Hire Charges etc., (DRV- 6 & 33)

Charges for Replacement of defective 1” valves in Feed water & HPH Drain lines by cutting the defective valve, grinding the pipeline, fitting up new valve, welding and chipping by IBR certified welder including cost of Tools & Plants and consumables etc.,

Reconditioning of Defective Feed Discharge valve (400 NB, 2500 Cl.) Bonnet including measuring the depth of crack in gland packing seating area in bonnet, machining the gland packing seating area upto the depth of 3mm higher than the crack depth for material filling and better bonding with the parent material, preheating the bonnet before filling the material by welding, filling the material by welding for the required dimension by giving the clearance for final machining in CNC the gland packing seating area of the bonnet for required dimension after completion of material filling by welding, conducting UT test to ensure the bonding between welding material with parent material

Charges for rectifying hard to operate and leaking valves upto size of 50 NB by cleaning the stem with rustolin, removing & cleaning the rusted gland flange, bolts, gland packing, greasing re-assembling, ensuring free operation of valve including cost of Tools & plants and consumables etc.,

Charges for rectifying hard to operate and leaking valves size 80 NB to 350 NB by cleaning the stem with rustolin, removing & cleaning the rusted gland flange, bolts, renewal of gland packings, removal of actuator & renewal of Thrust base bearings freeness of jammed stem nut and reassembling welding of disconnected sealing lines, greasing re-assembling, ensuring free operation of valve including cost of Tools & Plants and consuambles.

Complete Overhauling of Super heater spray isolation valve (Motor Operated GV-200 NB –CL.2500 ) including Removal of actuator from the valve stem, removal of actuator thrust base, Dismantling of vale bonnet, removal of valve stem and gate, Cleaning of valve internals, Lapping of valve gate seating area, Blue matching of Valve gate seating area and seat in valve body, Assembling of valve gate and stem in the valve casing, assembling of valve bonnet, renewal of gasket in valve bonnet, fixing the actuator on the valve stem and commissioning the valve (FDV 35 & 37)

Complete Overhauling Deaerator drain isolation valve ( GV-150 150Cl- Manual isolation valve) including Removal of gear wheel from the valve stem, removal of actuator thrust base, Dismantling of vale bonnet, removal of valve stem and gate, Cleaning of valve internals, Lapping of valve gate seating area, Blue matching of Valve gate seating area and seat in valve body, Assembling of valve gate and stem in the valve casing, assembling of valve bonnet, renewal of gasket in valve bonnet, fixing the actuator on the valve stem and commissioning the valve (FDV 45 & 46)

Overhauling of CPU 100 % Bypass Valve: (450 NB, 300 Cl.) Removal of actuator, Dismantling of valve bonnet, removal of valve stem and gate, Cleaning of valve internals, seal ring seating area Lapping & Blue matching of disc and seat, Assembling the vlave with new seal ring and gland packing, placing the actuator and commissioning the vavle

Andavar Engineering Industries (BID ID -1176431)