Tender For annual overhauling of hp, ip and lp drum, flash tank, ibd and cbd tanks, overhauling of hrsg valves and safety valves etc., and annual overhauling of hand operated / moter operated / non-return / pneumaticcontrolvalves and flash tank in stg during
Tender For work contract for servicing and calibration of various pneumaticcontrolvalves, dampers, transmitters, pressure gauges, switches and replacement of mi thermocouples & jbs during coh of unit-7
Tender For supply of instrument spare and annual maintenance contract - circular charts:- i) cc-200 (fc-261)range 0-100, ii) 9/d/179/fc-241, range 0-600, iii) 9/d/147/s-8963, range 0-150, iv) 9/d/112/s-3452, range 0-30, disposable pen (red), temperature gauge dial size 6" (h guru) heavy duty with test certificate (mercury filed) :- i) range 0-150 c streight steam 6", ii) range- 0-150 c capillary type (3 meter) bulb length 10" copper/pvc, iii)range 0-300 c streight steam 6", iv) range 0-500 c streight steam 6", vacuum gauge dial size 6" range- 0-30 inch of hg/760 mm bottom feed connection 3/8" bsp, h guru heavy duty with test certificate., pressure gauge dial size 6" bottom feed connection size 3/8" or 1/2" bsp, h guru heavy duty with test certificate :- i) range 0-15 psi 01 kg/cm , ii) range 0-30 psi 02 kg/cm , iii) range 0-60 psi 04 kg/cm , iv) range 0-150 psi 10 kg/cm , v) range 0-300 psi 21 kg/cm , vi) range 0-1030 psi 42 kg/cm /70 kg/cm , pressure gauge, dial size 10" bottom feed connection size 1/2" bsp heavy duty with test certificate:- i) range 0-60 kg/cm h. guru with test certificate, ii) range 0-2 kg/cm2 h. guru with test certificate, pressure gauge for turbines heavy duty with test certificate:- i) 4" dial size side back connection %" bsp range 0-2 kg/cm , ii) 4" dial size side back connection %" bsp range 0-4 kg/cm , iii) 4" dial size side back connection %" bsp range 0-7 kg/cm , iv) 4" dial size side back connection %" bsp range 0-10 kg/cm , teflon coated compensating cable 2 core j type, compensating cable fg/ss 2-core k type, 4 digit digital temperature indicator j & k typ , thermocouple sensor heavy duty:- i. 12" x 8 mm j/k type, ii. 8" x 8 mm j/ k type, iii. 6" x 6 mm j/k type, oil pocket ss 12", 6 digit digital event counter, proximity switch (magnetic sensor) pnp-nc sensing 8 mm,voltage 5-35 vdc, max load 300 ma, on/off pneumaticcontrolvalve flange type size- 1" to operate at air pressure 60-80 psi suitable for 20 kg/cm line pressure, on/off solenoid valve for pneumaticvalve:- a) air filter " line size female thread, b) air filter with air regulator size 4", digital temperature controller (pid) j & k type, digital tachometer range 0-10000 rpm, 96 x 96 with magnetic sensor., steam flow indicator cum totalizer, drum level controller 4-20 ma input/output model no. 5296at (massibus make), dp transmitter 4-20 ma for boiler drum level, honybell make, positioner for drum level controlvalve, stroke counter for molasses tank, jumbo digital display with sensor, for juice and water tank, current and previous display size 4" x 4"., ma & mv source meter for temp. indicator calibration, pressure transmiter model tsc 01, range 0 to 40 bar, output 04-20 ma, accuracy 0.25% fs, pressure transmiter model ks-e-e-e b02u-m-v, range 0 to 2 bar, output 04-20 ma, supply 9-32 vdc, port g1/4e, syphon pipe s.s. 304 :- (i) u type, (ii) q type, pressure gauge, model en837-1, ss-316, dail size 6", bottom feed connection size 1/2" bsp, heavy duty with test certificate (tempsens make) :- i) range 0-6 kg/cm , ii) range 0-10 kg/cm , iii) range 0-21 kg/cm , iv) range 0-42 kg/cm , pid controller, size 96 96, model no. dc 1040, make honey bell, pressure recorder range, h-guru make, with test certificate (heany duty) with pipe stand mounted ", socket- ", size 10" :- (i) 0-1 kg./cm2, (ii) 0-2 kg./cm2, (iii) 0-10 kg./cm2, orifice with assembly (nipple), inlet pressure 21 kg/cm , outlet pressure 21 kg/cm , inlet temp. 350 c, outlet temp. 350 c, line size 4", drum level transmitter, range 400 to 400 in h2o, (make- honey bell), steam pressure transmitter, range 14.7 to 3000 psi, (make- honey bell), hade mounted thermocouple, length 450 mm, k-type duplex type, with test certificate (heany duty), signal isolator singal input 4-20ma, double output 4-20ma, repair & calibration work with amc super-heated wash water temp. controlling system- 01 no., d-super heated exhaust steam temp. controlling system- 01 no., temperature control system of transit
Tender For repair or maintenance of water supply pipe lines, p and s overhead tanks and valve pit including cleaning of storage tank at hq eac (u) af under ge (i) (af) shillong
Tender For supply of s and f of ring main system for wss - supplying laying jointing commissioning and testing 100mm bore centrifugally cast spun ductile iron pressure pipe with spigot and socketed ends class k7 confirming to is 8329 or 2000 as per atc , supplying laying jointing commissioning and testing 150mm bore centrifugally cast spun ductile iron pressure pipe with spigot and socketed ends class k7 confirming to is 8329 or 2000 as per atc , supply and fix valve reflux with by pass arrangement 100mm 4 inches dia , supply and fix foot valve confirming to is 4038 100mm 4 inches dia , supply and fix valve sluice flanged of class 1 point 6pn 100mm 4 inches dia , supply and fix valves sluice flanged of class 1 point 6 pn 150mm 6 inches dia , supplying installing testing and comissioning of centrifugal pump electric driven capacity not less than 25 lps discharge at 60 metre head in load as per atc , supply laying testing cable xlpe insulated screened pvc bedded galvanized steel strip wire armd electric powercable hd 1100v grade stranded aluminium conductor size 70 sqmm 3 point 5 core , supply laying testing cable xlpe insulated screened pvc bedded galvanized steel strip wire armd electric powercable heavyduty 1100v grade stranded aluminium conductor size 10 sqmm 4 core , supplying installing testing and commissioning of outdoor type factory made crca sheet thickness 3 point 15mm platform mounted lt panel board to accommodate as per atc , supplying installing testing and commissioning of indoor type factory made crca sheet thickness 2mm platform mounted lt panel board to accommodate as per atc , supply install test commission centrifugal openwell submersible pump cap 10hp singlephase discharge range 740 to 200lpm head range 35 to 54m suction x discharge pipe dia 65x50mm as per atc , supply and fix cast iron air valves with two air outlets 80mm dia bore and fixing up in ) /bid number : gem/2026/b/7514655 * /dated: 08-05-2026 & & / bid document 1 / 21 & & ' ' /item category cast iron water supply mains , excavation in tranches not exc 1 point 5m wide n exc 1 point 5m depth over exc 10sqm on plan and n exc 1 point 5m in depth for foundations shafts wells cesspite mainholes pier holes as per atc , returning filling in including spreading laveling watering and well ramming in layers n exc 25cm in soft or loose soil complete all as specified and directed by engr in charge , removal of excavated soil material to a distance not exc 50m or depositing where directed at a level not exc 1 point 50 metre above th staring point complete all as specified as per atc , boring of hole under road pavement hardstanding by trenchless technology using ultra sounding technique nec machine incl hdpe pipe 150mm dia suitable for 0 point 4mpa working pressure , cutting existing ci or di pipe line of 150mm and inserting tee of size 150 x 150 x 150mm for taping complete all as specified and directed note tee 150 x 150 x 150mm paid separetly in di special , cutting existing ci or di pipe line of 150mm and inserting tee of size 150 x 150 x 100mm for taping complete all as specified and directed note tee 150 x 150 x 100mm paid separetly in di special , di or ci special such as tee bend collar tail piece and other fitting as required , earthing of poles and other machinery or equipment using 4mm gi wire as earthing lead and ms galvanized plate of size 60cm x 60cm x 6mm as earth electrode , demolition and diasmanttling of concrete in ground floor and pavings n exc 15cm thickness , m and l of cement concrete b 2 1 colon 2 colon 4 40mm graded aggregate 100mm thickness , m and l for contruction of brick masonry valve pit in repair of inter size 90x90x90cm incl nec exc earth work in soft or loose soil brick work plastering white wash pcc coping ms frame as per atc , m and l for contruction of brick masonry valve pit in repair of inter size 120x120x90cm incl nec exc earth work in soft or loose soil brick work plastering white wash pcc coping ms frame as per atc