TTPS Operation Circle CAD ACWPH Unit III A.C.W system Annual overhauling of valves strainers and NRVs of A.C.W pumps and inlet and outlet valves of cooling Tower during the forthcoming overhaul period

Charges for overhauling the following size valves, NRV 's and strainers of A.C.W pumps and inlet and outlet valve of cooling tower by isolating the equipments form the suction and discharge lines of the A.C.W. Pumps dismantling all the constituent parts, through cleaning and inspection of parts, lapping and blue matching of disc and seat rings, renewal of seat ring if necessary in butterfly valves, renewal of worn out bolt & nuts, replacing the gaskets and gland packing, painting inner chamber of valve body, reassembling, re – fixing in original position, painting outer surface of valve body, testing & commissioning, leak checking including cost of consumables like paint waste, cleaner etc., and hire charges for T & P and minor repair works etc,. (Spares and gaskets only will be supplied by Board at free of cost) 450 NB Gate valve (Pump suction & trough outlet)

Bolt & Nut M 18 x100 mm

Charges for overhauling the following size valves, NRV 's and strainers of A.C.W pumps and inlet and outlet valve of cooling tower by isolating the equipments form the suction and discharge lines of the A.C.W. Pumps dismantling all the constituent parts, through cleaning and inspection of parts, lapping and blue matching of disc and seat rings, renewal of seat ring if necessary in butterfly valves, renewal of worn out bolt & nuts, replacing the gaskets and gland packing, painting inner chamber of valve body, reassembling, re – fixing in original position, painting outer surface of valve body, testing & commissioning, leak checking including cost of consumables like paint waste, cleaner etc., and hire charges for T & P and minor repair works etc,. (Spares and gaskets only will be supplied by Board at free of cost) 450 NB Butterfly valve ( Trough Inlet & Trough filling )

Charges for overhauling the following size valves, NRV 's and strainers of A.C.W pumps and inlet and outlet valve of cooling tower by isolating the equipments form the suction and discharge lines of the A.C.W. Pumps dismantling all the constituent parts, through cleaning and inspection of parts, lapping and blue matching of disc and seat rings, renewal of seat ring if necessary in butterfly valves, renewal of worn out bolt & nuts, replacing the gaskets and gland packing, painting inner chamber of valve body, reassembling, re – fixing in original position, painting outer surface of valve body, testing & commissioning, leak checking including cost of consumables like paint waste, cleaner etc., and hire charges for T & P and minor repair works etc,. (Spares and gaskets only will be supplied by Board at free of cost) 300 NB Gate valve ( Pump delivery)

Bolt & Nut M 16 x100 mm

Charges for overhauling the following size valves, NRV 's and strainers of A.C.W pumps and inlet and outlet valve of cooling tower by isolating the equipments form the suction and discharge lines of the A.C.W. Pumps dismantling all the constituent parts, through cleaning and inspection of parts, lapping and blue matching of disc and seat rings, renewal of seat ring if necessary in butterfly valves, renewal of worn out bolt & nuts, replacing the gaskets and gland packing, painting inner chamber of valve body, reassembling, re – fixing in original position, painting outer surface of valve body, testing & commissioning, leak checking including cost of consumables like paint waste, cleaner etc., and hire charges for T & P and minor repair works etc,. (Spares and gaskets only will be supplied by Board at free of cost) 200 NB Gate valve

Bolt & Nut M 16 x100 mm

Charges for overhauling the following size valves, NRV 's and strainers of A.C.W pumps and inlet and outlet valve of cooling tower by isolating the equipments form the suction and discharge lines of the A.C.W. Pumps dismantling all the constituent parts, through cleaning and inspection of parts, lapping and blue matching of disc and seat rings, renewal of seat ring if necessary in butterfly valves, renewal of worn out bolt & nuts, replacing the gaskets and gland packing, painting inner chamber of valve body, reassembling, re – fixing in original position, painting outer surface of valve body, testing & commissioning, leak checking including cost of consumables like paint waste, cleaner etc., and hire charges for T & P and minor repair works etc,. (Spares and gaskets only will be supplied by Board at free of cost) 300 mm strainer

Bolt & Nut M 16 x100 mm

Charges for overhauling the following size valves, NRV 's and strainers of A.C.W pumps and inlet and outlet valve of cooling tower by isolating the equipments form the suction and discharge lines of the A.C.W. Pumps dismantling all the constituent parts, through cleaning and inspection of parts, lapping and blue matching of disc and seat rings, renewal of seat ring if necessary in butterfly valves, renewal of worn out bolt & nuts, replacing the gaskets and gland packing, painting inner chamber of valve body, reassembling, re – fixing in original position, painting outer surface of valve body, testing & commissioning, leak checking including cost of consumables like paint waste, cleaner etc., and hire charges for T & P and minor repair works etc,. (Spares and gaskets only will be supplied by Board at free of cost) 300 mm NRV

Bolt & Nut M 16 x100 mm

SRI AYYAPPAN ENTERPRISES (BID ID -1075435)