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Tender For custom bid for services - rpnc252027 support service for swing extruder vfd installation-shifting, foundation and installation of power transformer- 1. the power transformer is to be installed by construction of new transformer foundation, dismantling/modification of surface, providing chain link fencing on all other 4 sides, cleaning and refurbishment of bay area is in the scope of contractor only. all necessary manpower, tools & tackles, shifting machinery like hydra/crane etc shall be in the scope of contractor only. 2. shifting of power transformer of 7.2 mva onan from store to site, loading-unloading, erection, site storage are in scope of contractor. 3. the basic data sheet and ga drawing of the proposed transformer is attached in scope only. 4. the bidder if required must construct bay width, height and fire walls as per relevant is/iec/oisd standards and site conditions such that adequate clearances for maintenance shall be maintained. bidder to submit the plot plan of equipment layout of transformer layout along with the bid. the bidder shall carryout the site visit for assessment of the available installation space. the total length of the transformer bay should be such that the radiator can be accommodated on either side of transformer tank in the specified bay width. 5. all necessary earth pit provisions, & fire barriers/wall modifications, provision of new hvws water sprinklerbased firefighting system having suitable capacity for protection against the fire & explosion as per the design of supplied transformer and applicable standards & direction of eic. provision of all necessary fire protection system for transformers shall be in the scope of lstk contractor. 6. construction of oil drain facility of transformer as per is standard and hookup with existing burn oil pit. 7. the erection to be certified by contractor as per its recommended procedures which is to be submitted prior to erection. qap for erection and site commissioning shall also to be endorsed by contractor. 8. all kind of lifting, rigging work for loading-unloading, erection work including supply of hydra/ cranes, lifting rigging materials, manpower, tools and tackles as required are in scope of contractor. 9. all kind of skilled, semi-skilled, unskilled manpower as per itc of transformer requirement will be in the scope of contractor. 10. erection includes entire vacuum by proper capacity of vacuum pump, for not less than 48 hours, or more if required as per the instruction of engineer in charge. 11. first filling up of the transformer oil at site, its filtration, site testing oil sample, any refiltration required during final commissioning shall be in the scope of contractor including all tools, tackles and including oil filtration machines. oil may be supplied in drums, which should be properly sealed during transportation and storage. seal shall be verified and opened in front of iocl representative before filling in transformer. contractor should have enough storage capacity for handling oil. filling the oil from drums to the transformer through suitable capacity of high-quality filter machine and filtration of the same to get desired bdv &ppm as specified by engineer in charge and transformer manual. 12. contractor must replace all the gaskets by new ones if required by engineer in charge. 13. the contractor shall arrange nitrogen cylinder required at site for above work. 14. contractor must repaint the transformer tank with two coats of anti-rusting good finish ltbs grey shade 631 of is:5 by spray painting if required and as per the direction of engineer in charge..
Tender For corrigendum : supply of 2 way switching service ball valve 1 by 4 inch , needle valves screwed bonnet , pressure gauges with 1 by 4 od , pressure gauges with 1by 4 od , quick disconnect with double shut off , flexible braided hose , sample cylinder with seamless design
Tender For supply of welding department equipment and raw material - power source , robot , fixtures , gas cylinder , safety kit , lpt ndt kit , weld materials , welding booth , sample prep unit
Tender For corrigendum : supply of centrifugal machine spares - spares for b&w make kt 1350 /34 centrifugal machine, oil seal 105 x 130x 15 matlic, oil seal 105 x 130 x 13 matlic, double rubber buffer for tilting chute, rubber o ring 160 x 3mm, h.t. bolt half thread unbrako 16mm x 120mm nut 16mm, nut 8 mm 8 mm, hexagonal s. s. bolt 10mm x 35 mm, hexagonal s. s. bolt 1" x 1", s. s. nut 10 mm x 10mm long, s.s. bolt half thread 16mm x 100mm, s.s.nut 16mm, s.s.allen key bolt 3/4" x 2", h.t. hex head bolt half thread with nut 20mmx90mm, h.t. hex head bolt full thread with nut 20mm x 100mm, s.s. bolt & nut 12 mm x 50 mm, s.s. clamp 2 mm thick 10mm hole, spares for nhec make nk/1100/30 centrifugal machine, s.s. needle valve 3/4" (ss-304), s.s. needle valve 1/2" (ss-304), brass spray nozzle, m.s. socket heavy duty 1/4", other spares, s.s. bolt 8mm x 25mm, s.s. bolt 10mm x 35mm, s.s. bolt 10mm x 40mm, s.s. bolt 12mm x 50mm, s.s. bolt 10mm x 60mm, s.s. nut 6 mm, s.s. nut 8 mm, s.s. nut 10mm, s.s. nut 12mm, dumping pad 75 x 150mm, dumping pad 75 x 60mm, stainless steel allen key bolt 12mm x 35mm, stainless steel allen key bolt 12mm x 30mm, stainless steel clit, rubber seal 87x103x10, rubber seal 31x40x3.5, oil seal for nk machine as per sample 75x85x10, 90x100x10, indicator elbow o ring x 3mm, indicator elbow o ring 3/4 x 3mm, clamp for rubber hose pipe size 2 x 24, rubber hose pipe with both side nut 1/2"x1000 mm 2100psi, rubber hose pipe with both side nut 1/2:x750 mm 2100psi, rubber hose pipe with both side nut 3/4":x1000 mm 2100psi, s.s. needle valve 3/4" (ss-304), rubber hose pipe x2 size with both side nut 2100psi, m.s. socket monarch nozzle, copper tube , brass connector with ferrule and nut , brass elbow with nut & ferrule , bearing housing with forged steel en-9 shaft and bearing (skf make nu-2215-2 nos., qj-215 01 no.) of nhec make nk-1100 centrifugal machine dynamically blanced, pulley od 235 mm no of grove 8 belt type c-148, moter pulley of nk-1100 centrifugal machine dynamically blanced od 326 mm no of grove 8 belt type c-148, spare pulley of bearing housing of nk-1100 centrifugal machine dynamically blanced od 235 mm no of grove 8 belt type c-148, pulley of bearing housing of kt-1350 centrifugal machine dynamically blanced od 240 mm no of grove 6 belt type spc-3550, motor pulley of kt-1350 centrifugal machine dynamically blanced od 290 mm no of grove 6 belt type spc-3550, spare shaft of nk-1100 centrifugal machine bearing housing, side cover of bearing housing of nk-1100 centrifugal machine, top cover, botttom cover, distance piece of nk-1100 centrifugal machine bearing housing, spare for 1750 kg charge centrifugal machine, oil seal 110x140x15, oil seal 170x200x15, o ring 110x3, o ring 140x4, o ring 240x5, circlip dia 140x4mm, spray nozzle flat jet 90 deg, set of tension ring for plough 60x68x12 (i set=3 ring pairs) with pressure ring, seal kit for 5" dia cylinder (02 nos.=1 set), rubber seal kit for pneumatic cylinder 6 x5 ", rubber seal kit for rotary distributor, rubber seal kit for 2" dia cylinder, rubber seal kit for 3" pneumatic cylinder, teflon seal for spindle locating arrangement, repair kit for butterfly valve 300 nb (2=1 set), repair kit for butterfly valve 200 nb (2=1 set), seal kit for pneumatic ball valve, solenoid valve 3013, solenoid valve 3012, coil for solenoid valve 3012/3013, proximity switch m 30x65, proximity switch m 50x65 for wobbling sensor, pilot operated non return valve with adapter 3/8", air filter ", flexible hose pipe 1"x1100 mm 2100psi, flexible hose pipe 1/2"x1200 mm 2100psi, flexible hose pipe 1/2"x800 mm 2100psi, flexible hose pipe 1/2"x900 mm with benjo connection 2100psi, flexible hose pipe 3/8"x1000 mm with benjo connection 2100psi, flexible hose pipe 3/8"x800 mm 2100psi, flexible hose pipe 1/4"x1000 mm 2100psi, flexible hose pipe 1/4"x700 mm 2100psi, 15-30 pnp no sensor type sw 4051 po, part no - inme0016size m30x65mm, supply voltage 10- 30 v dc sensing gap 15 mm. brass enclosure, 3 c
Tender For supply of foldable intra ocular lens for astigmatism correction, hydrophobic, single piece, iolspecific ations: 1) foldable hydrophobic single piece aspheric toric lens 2) cylinder power range upto 6 diopter. 3) toric calculator software to be available online in internet. 4) optic with 360 degree sharp square edge. 5) optic diameter - 6 mm or more and a constant: ultrasound 118.8-119, optical 119.1-119.3 6) overall diam eter- 13 mm. to 13.25 mm 7) refractive index- 1.50 to 1.55. 8) optic with uv absorbing properties, with nat ural yellow chromophore to protect from uv radiation. 9) iol preloaded in teflon coated polished cartridge i n pre-fitted injector. 10) the whole unit of preloaded iol in injector is to be supplied in a sterile pack. 10) t o submit a sample along with the tender for inspection. 11) facility for exchange of iol for the dioptric mat ching of iol for individual patient to be arranged at the hospital premises and whenever required within 12 hours, irrespective of the duration from date of purchase till the consumption of the lens is exhausted 12) t he manufacturer must have office and store with large stock of iol in kolkata/kolkata suberb for providing t he facility of exchange for diopter matching 13) satisfactory performance report of iol from preferably rail ways or govt. institute.,foldable intra ocular lens for astigmatism correction, hydrophobic, single piece, io lspecifications: 1) foldable hydrophobic single piece aspheric toric lens 2) cylinder power range upto 6 di opter. 3) toric calculator software to be available online in internet. 4) optic with 360 degree sharp square edge. 5) optic diameter - 6 mm or more and a constant: ultrasound 118.8-119, optical 119.1-119.3 6) over all diameter- 13 mm. to 13.25 mm 7) refractive index - 1.50 to 1.55. 8) optic with uv absorbing properties, with natural yellow chromophore to protect from uv radiation. 9) iol preloaded in teflon coated polished ca rtridge in pre-fitted injector. 10) the whole unit of preloaded iol in injector is to be supplied in a sterile pac k. 10) to submit a sample along with the tender for inspection. 11) facility for exchange of iol for the diopt ric matching of iol for individual patient to be arranged at the hospital premises and whenever required wit hin 12 hours, irrespective of the duration from date of purchase till the consumption of the lens is exhauste d 12) the manufacturer must have the facility of exchange for diopter matching 13) satisfactory performan ce report of iol from preferably railways or govt. institute. ]
Tender For supply of chemicals plasticware glassware and consumable - ethanol 1 l , sodium hydroxide pellet form 500 g , potassium hydroxide 500 g , nafiontm perfluorinated resin solution 25 ml , nickel ii acetate tetrahydrate 500 gm , phosphoric acid orthophosphoric acid , poly vinyl alcohol pva 500gm , poly vinylidene fluoride 100 gm , n-methyl-2- pyrrolidone 500ml , zinc acetate-dihydrate 500 g , potassium sulphate 500 g , ferric chloride hexahydrate 100 g , methanol 1l , sodium hypochlorite 500 ml , potassium antimonyl tartrate 500 gm , bg11 broth media 500 gm , b carotene 5 g , methylene chloride 1 l , vitamin b1 25 g , sodium carbonate hexahydrate 500 g , low form beaker 100 ml , low form beaker 250 ml , low form beaker 500 ml , low form beaker 1000 ml , measuring cylinder 10 ml , measuring cylinder 50 ml , measuring cylinder 100 ml , petridish 150 x 20 mm , petridish 200 x 20 mm , water can 20 l , plastic aspirator bottle with cap and stopcock 20 l for distilled water , moisture free bottle with cap 125 ml , moisture free bottle with cap 250 ml , moisture free bottle with cap 500 ml , forceps pointed 6 inch , forceps blunt 6 inch , high purity graphite crucible with screw lid cover 200 ml , carbon cloth 30cm x 30cm , emery paper grade- 180 1 2 3 4 , silver conductive paste 50 gm , graphite strip high conducting 10cmx10cmx1cm , nickel foam 1mm thick 30cmx30cm , ice bucket with lid 4 l capacity , aluminium foil pouch 50 gm , kapton tape 24 mm x 33 m , conductive carbon black powder 500 g , ss spatula 5 mm 3 mm , alumina ceramic crucible boat sample holder 100 x 30 x 20 mm , variable volume micropipette 10-100 ul thermofischer , variable volume micropipette 100-1000 ul thermofischer bid number/ & ( * ) : gem/2025/b/6229577 dated/ + : 22-05-2025 bid document/ 1 1 1 / 40