Latest square tube Tenders | Government square tube Tenders

Central Government/Public Sector

CTN :45719640

21 Jul, 2026 30.00 Lacs

Chakeri - Uttar Pradesh

Tender For repair/replacement galvalume sheets, ceiling and certain joinery related items in permanet and temporary bldgs of n-4, narendra ground and rama devi at afs chakeri , kanpur - taking down chowkats or frames not exceeding 1.5 sqm each but with shutters (without taking off shutters from the frame), and removing from site complete all as specified and directed., ditto all as per item no.01 above but exceeding 1.5 sqm but not exceeding 4sqm each., dismantling of wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed., framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to fe.290.gde-e-165, s&f solid pvc door frame of size 50mmx 47 mm made out of 5 mm plain colour pvc sheet reinforced with ms square tube all as per specification and drawing., s&f factory made solid panel factory made solid pvc moulded door shutter, 28 to 30mm thick (stiles), with 2, 4, or 6 raised panel design with 2mm thick moulded pvc sheet on the front face & 2mm plain colour pvc sheet on back face, supplying & fixing in frame at site as per specification & drawing, s&f pvc butt hinges medium weight, 100 mm long, complete all as specified and directed., s&f 150 mm size aluminum, anodised, barrel tower bolts of extruded section., s & f 125 mm long aluminum anodised bow handle fabricated type extruded section complete all as specified and directed., s&f 300mm size mild steel ordinary rat tail rod pattern springs including roller and roller plate complete., factory made single extruded wpc (wood polymer composite) solid door/ window/ ceosetory windows & other frames/ chowkhat of size 45 x 85 mm comprising of virgin pvc polymer of k value 58-60 (suspension grade), calcium carbonate and natural fibers (wood powder/ rice husk/ wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) fabricated with miter joints after applying pvc solvent cement and screwed with full body threaded star headed ss screws having minimum frame density of 750 kg/ cum, screw withdrawal strength of 2200 n (face) & 1100 n (edge), minimum comp ressive strength of 58 n/mm2, modules of elasticity 900 n/mm2 and resistance to spread of flame of class a category with property of being termite/borer proof, water/ moisture proof and fire retardant note: for wpc solid door/window frames, minus 5mm tolerance in dimension i.e. depth and width of profile shall be acceptable. variation in profile dimensions on plus side shall be acceptable but no extra payment on this account shall be made., factory made single extruded wpc (wood polymer composite) solid door/ window/ ceosetory windows & other frames/ chowkhat of size 50 x 125 mm for double shutter door comprising of virgin pvc polymer of k value 58-60 (suspension grade), calcium carbonate and natural fibers (wood powder/ rice husk/ wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) fabricated with miter joints after applying pvc solvent cement and screwed with full body threaded star headed ss screws having minimum frame density of 750 kg/ cum, screw withdrawal strength of 2200 n (face) & 1100 n (edge), minimum comp ressive strength of 58 n/mm2, modules of elasticity 900 n/mm2 and resistance to spread of flame of class a category with property of being termite/borer proof, water/ moisture proof and fire retardant note: for wpc solid door/window frames, minus 5mm tolerance in dimension i.e. depth and width of profile shall be acceptable. variation in profile dimensions on plus side shall be acceptable but no extra payment on this account shall be made., factory made single extruded wpc (wood polymer composite) solid plain flush door shutter of 30mm size comprising of virgin polymer of k value 58-60 (s

Central Government/Public Sector

CTN :45713850

11 Jul, 2026 27.00 Lacs

Delhi - Delhi

Tender For repair/replacement to doors, window, ventilators, cupboards, flooring/ plastering, tilling and other miscellaneous joinery /sanitary items at af stn aastha complex, 5 aflu under aor of ge (af) faridabad - demolition/dismantling of brickwork or stone/ boulder masonry, built in cement mortar incl all quoins, arches, pillars, etc, complete all as specified and directed., m&l for brickwork with subclass b bricks (old size bricks), straight or curved on plan exc 6m mean radius, built in cm 1:6 complete all as specified and directed., all as per item no 02.00 above but except bricks., m&l for brick work with sub class b bricks (old size brick) straight or curved on plan to any radius in half bricks thick walls, built in cm 1:4 complete all as specified and directed., taking down cement plaster of any description on concrete surfaces such as soffit of rcc slab, chajjas and brick walls, ceiing etc including raking out joints, hacking for key, scrubbing down with water etc complete all as specified and directed., m&l for rendering 15 mm thick cement plaster in cm 1:6 on brick work or concrete surfaces including finished even and smooth without using extra cement complete all as specified and directed., m&l for rendering 15mm thick in cm 1:4 on of brick work or concrete surface finish ever and smooth (w/o using extra cement) incl wpc as per user manual complete all as specified and directed., m&l for rendering 10mm thick in cm 1:3 over concrete surface as on ceiling, chajja, shelves etc to match with existing surfaces finish even and smooth w/o using extra cement complete all as specified and directed., m & l for preparation of new plastered surface and applying two coats of oil emulsion distemper on wall over one coat of primer incl one layer of 3mm thick wall care putty on old scraped surfaces or new plasterd surfaces and obtain smooth finish using sand paper complete all as specified and directed., m&l for preparation of new plaster surface & apply two coats of cement based paint over a coat alkali primer resistance incl one layer of 3mm thick wall care putty on old scraped surfaces or new plasterd surfaces and obtain smooth finish using sand paper complete all as specified and directed., m & l for preparation of new plastered surface and applying two coats of oil emulsion distemper on ceiling over one coat of primer incl one layer of 3mm thick wall care putty on old scraped surfaces or new plasterd surfaces and obtain smooth finish using sand paper complete all as specified and directed., taking down chowkhats or frames with shutters not exc. 1.5 sqm each (without taking off shutters from the frames) complete all as specified and directed., taking down chowkhats or frames with shutters exc 1.5 sqm but not exc. 4 sqm each (without taking off shutters from the frames) complete all as specified and directed., taking down shutters of any description n exc 1 sqm each complete all as specified and directed., taking down shutters of any description exc 1 sqm and n exc 2 sqm each complete all as specified and directed., s&f for 30mm thick flush shutters, solid core construction, with particle board core and plywood face panels, commercial type on both sides and one face is covered with decorative face veneer with lipping/frame to match complete all as specified and directed., s & f solid pvc door frame of size 50 x 47 mm made out of 5 mm plain colour pvc sheet reinforced with ms square tube incl taking down old frame any type complete all as specified and directed., s&f factory made solid panel pvc door shutter 30 mm thick (style) consisting of frame made out of ms tubes for top & bottom rails ms frame shall be convered with heat moulded plain colour pvc `c channel having a pvc sheet strip of 20 mm width stuck inside with solvant cement for stiles and plain colour pvc sheet top rail, lock rail and bottom rail on either side and as gap insert of top rail and bottom rail; paneling of plain c

Central Government/Public Sector

CTN :45725358

20 Jul, 2026 NA

Katipala - Karnataka

Tender For tender for supply of laboratory consumables - bladder latex rubber-seamless, no-s, pinch cocks-hoffman's brass nickel plated, size: 18mm, aluminum foil,9mx30cmx10.smicron, ph indicator paper, universal, range:1-14, roll, vacuum grease, 50 gm tube, metroak 211, cotton roll 500 grm (packet), laboratory glass ware cleaning detergent neutral,5 ltr., whatman stnadard sheet,460 x 570mm, catno:1001918/sd f001wsso, merck: 10390013 in box of 500 sheet, whatman qunt.filter paper no.5 40, 11cm dia., cat.no.1540110, whatman qunt filter paper no.4 2, 15cm dia, cat.no.1442150, whatman qunt filter pape no.42, 11cm dia cat no 1442110, whatman qunt filter paper no1,15cm dia cat no 1441150, whatman qunt filter paper no.4 1,11cm dia, cat.nd 1441110, whatman qunt filter paper no4 0,15cm dia cat nd 1440150, whatman glass miro filter gf/y size 43mm, cat no 1825047 or equal pack of 100, whatman qualitative filter paper grace 2,120 mm dia, whatman glass micro filter 47mm catno 18218047,50 fofax c10,e-merex gf50/10428006,pkt. of 100 circles, whatman extr thimbles celluld se xsmmcat no.2800199, nylon membrane filter 0.22microns, 25mm dia, 100 nos/netcat no ny0225, membrane filter nylon 0.45microns 47mm dia, pack of 500 fisher no4sp 04700,cole farmer a02016-44, membrane filter millipore 45 microns, 25mm dia, haw p02500 (100 nos pet, cellulose nitrate filter, 5.0 micions 47 mm dia (pack of 1001, whatman 7195004 s&s or sartorious, cellinose nitrate membrane filtero 8mm 47mm dia in pack of 100 cmcles, cellulose acetate membrane fater paper, 0.2 um, 25 mm dia, cat no 1110 7025n, pit of 100, nylon membrane filter paper pour size o micron diameter:47 mmupack of 100, gridded surface membrane filtero 45mm white with blace gridded for microbiological analysis, p/n: 2355534 or equivalent, whatman g/c 1822-047 gmp 47mm 120m, syringe filter holder, 25mm p/n:16517-sortorius or equivalent, qualitative filter paper grade 4, dia 125mm whatman cat no:1004-125, glass fibre filter gf/a 13mm fit, whatman cat md 1820-8013, nitric acid 70%, 500 ml, hydrochloric acid-305,500 ml (trace metal grade) suprapure, merck cat no 1.00518-1000 equivalent

corporations/Associations/Others

CTN :45730366

20 Jul, 2026 NA

Hyderabad - Telangana

Tender For fabrication & supply of various 19 items - flap axial bush pin, label right and left for type-i and type-ii , label front for type-i and type-ii, label for terminal wire, switch mounting holder tube with tin plting, switch mounting holder with washer tin plating, contact holder mounting base plate with tin plating, connector nut with tin plating, taper (conical) spring, contact screw top with gold plating, switch body square tube with tin plating, bottom cover with tin plating, brass side plate with tin plating, contact button bottom with gold plating, eyelet (riverts) with tin plating for proximity switch, top cover and bottom cover, switch body square tube etc..

CTN :45686819

16 Jul, 2026 NA

Bhopal - Madhya Pradesh

Tender For laboratory items supply 2026 27 - department: chemistry(consumable), acetaldehyde (500 ml), acetic acid (5 lit), acetone (5 lit), zinc oxide (500 gm), kaolin (500 gm), zinc stearate (500 gm), ammonia (5.0 lit), ammonium carbonate (500 gm), ammonium ceric nitrate (100 gm), sodium lauryl sulphate, tween 80 (500 ml), ammonium nitrate (1.0 kg), gylcerol (500 gm), di butyl phthalate (500 ml), iron oxide (500 gm), benedict solution (500 ml), talcum powder (500 gm), benzoin (100 gm), carbon tetra chloride (500 ml), chromium nitrate (500 gm), copper acetate (500 gm), di chloro methane (500 ml), di ethyl ether (500 ml), di ethyl malonate (500 ml), di methyl glyoxime (100 gm), di sodium hydrogen ortho phosphate (500 gm), hydrochloric acid (5.0 lit), hydrogen peroxide (500 ml), mercuric chloride (25 gm), methanol (2.5 lit), nickel nitrate (100 gm), nitric acid (5.0 lit), petroleum ether (500 ml), phenyl hydrazine (100 gm), pottasium carbonate (500 gm), resorcinol ((100 gm)), silica gel g for tlc with binder (500 gm), sulphuric acid (5 lit), thorium nitrate (5 gm), titanium di oxide (500 gm), tungsten oxide (25 gm), yellow ammonium sulphide (20%) (500 ml), zinc nitrate (500 gm) (500 gm), zirconium chloride (25 gm), dimethyl sulfoxide emplura (500 ml), acetyl acetone (500 ml), perchloric acid (500 ml), boiling tube (10 pkt), capilliary tube (10 pkt), glass dropper, burette (pinch cock), pipette (10ml), g-3 borosil, g-4 borosil, measuring cylinders(50 ml), beaker (250 ml), china dish (80 mm), viscometer, stalagmometer, rubber tubing (for burette jets) (10 mtr.), whatman chromatography paper sheets (100), ordinary filter paper sheets (1000), whatman no.1 filter paper circles (1 pack), silica gel plate for tlc on aluminium foil, department: botany(class work material), alternaria, cercospora, mucor, volvox veg., volvox daughter colonies, volvox antheridial, volvox oogonial, volvox mixed stage, chara vegetative, chara reproductive, vaucheria veg, vaucheria sexual, vaucheria hypnospores, ectocarpus pluriclocular, ectocarpus unilocular, ectocarpus mixed stage, polysiphonia veg, polysiphonia tetrasporic, polysiphonia cystocarpic, polysiphonia antheridia, polysiphonia mixed stage, riccia veg, riccia antheridia, riccia archegonia, riccia sporophyte, riccia flutans, marchantia thallus, marchantia with gemma cup, marchantia antheridial plant, marchantia archeogonial plant, marchantia sporophyte, anthoceros veg, anthoceros sporophyte, anthoceros antheridia, anthoceros archegonia, polytrichum veg. plant, polytrichum antheridia, polytrichum archegonia, polytrichum with capsule, consumablespecimen ( museum specimen mounted in plastic jar), tobacco mosaic disease, little leaf of brinjal, citrus canker, bacterial spot disease of tomato, white rust of crucifers, green ear disease of bajra, wart disease of potato, black rust of wheat, permanent micro-prepared slides, chara reproductive, chara sexual, oedogonium vegetative, oedogonium capcells wm, oedogonium macrandrous wm, oedogonium nannandrous wm, oedogonium oogonial wm, vaucheria vegetative wm, vaucheria reproductive wm, volvox daughter colony wm, volvox oogonial colony wm, volvox antheridial colony wm, volvox zygote colony wm, mucor veg wm, mucor sporangia wm, mucor (zygote) wm, marchantia thallus ts, marchantia gemmae cup vs, marchantia gemmae wm, marchantia antheridial head vs, marchantia archegonial head vs, marchantia sporophyte vs, lycopodium stem ts, aerenchyma ts or wm, collenchyma ts or wm, sclerenchyma ts or wm, chlorenchyma, xylem elements proto and meta ts, xylem, spiral and annular vessels, xylem elements pitted vessels, xylem elements bordered vessels, phloem elements, sieve tubes, dicot and monocot stem on the same slide, dicot and monocot root on the same slide, dicot and monocot leaf on the same slide, anther wm/ts, epigynous flower ls, hypogynous flower ls, perigynous flower ls, pollen grains different types, helianthus ovary ts, basal placentation, free central placentation, superficial

corporations/Associations/Others

CTN :45717874

07 Jul, 2026 NA

Hyderabad - Telangana

Tender For supply of mild steel cold formed seamless hollow square tube, mild steel angle and ismc channel.

CTN :45704254

17 Jul, 2026 NA

Visakhapatnam - Andhra Pradesh

Tender For tender for supply of pipe copper nickel 90/10 (od 194.5x3.0 mmwt) , pipe copper s/l (od 76.3x2.0 mmwt) , tube nickel hard copper 14x1.5x4000-6000 , system pipes of ekm submarines 3.5 wtx32 mm od , tube nickel hard copper 22x3x4000-6000 , mild steel pipe 45x2.5 , titanium tube grade 136 ti 42x6 mm

CTN :45727131

23 Jul, 2026 NA

Kanchrapara - West Bengal

Tender For display board made of aluminium composite panel sheet with inkjet printing (multicolour). the board to be framed with suitable steel square tubes and aluminium beading. thickness of the board should not be less than 3 mm. the board should have suitable hanging arrangement (2 hooks at top). [note: print content and size will be given by the consignee as and when required. staggered supply has to be made as per the requirement of railways. supply to be made on urgency basis where and when required as per the consignee requirement. hence firm may quote with due consideration of above.] [ warranty period: 30 months after the date of delivery ] ]

CTN :45696125

13 Jul, 2026 NA

Palacode - Tamil Nadu

Tender For supply of equipment for mechanical engineering department - supply of equipment for mechanical engineering department, lathe machine :specification :bed: 2v & 2 flat, induction hardened and ground minimum bed length: 1375 mm bed width: 240 mm capacity: height of centre: 165 mm swing over bed: 320 mm swing over gap: 510 mm swing over cross slide: 180 mm distance between centres: 650 mm slides: cross slide travel: 200 mm compound slide travel: 115 mm spindle: spindle bore: 40 mm spindle nose: thread type, 62 mm spindle taper: mt-3 tail stock: quill diameter: 38.1 mm taper: mt-3 travel: 120 mm speed: no. of speeds: minimum 8 range: (40 800 )rpm threading: metric: (1 6 )mm (min 13 steps) english: (2 24 )tpi (min 19 steps) lead screw: (1 4) tpi electrical: motor: 1.5 hp, 230v/415v, 50 hz drive: v-belt structure: bed: close-grained cast iron (fg 260) gears: hardened steel base: rigid cast iron stand , open cup apparatus :specification :standard compliance: astm d92 / is 1448 (part 69) test method: open cup flash and fire point determination test cup: brass, precision machined with heat resistant handle heater: electric heater (1000 w 10% nickel chromium) with variable control heating rate: 5 6 c per minute (as per standard) temperature range: -6 to 400 c thermometer: astm 11c or equivalent flame applicator: gas test flame with fine control valvebody: stainless steel housing display: analog / digital temperature indicator power supply: 230v ac, 50 hz safety: overheat protection heat insulation , closed cup apparatus :specification :standard compliance: astm d93 / is 1448 (part 21) test cup:brass cup diameter: 50.7 50.8 mm capacity: minimum 70 ml stirring system heater: electric heater 650 w 10% heating rate: 1 12 c/min adjustable ignition: pilot flame with automatic shutter mechanism temperature measurement: thermometer or digital sensor(ip-28c or astm) display: digital temperature display power supply: 230v ac, 50 hz safety:over-temperature cut-off flame safety control , tail stock assembly :specification :medium-duty tailstock assembly for dismantling & assembly quill stroke: minimum 75 mm taper: mt-3 (preferred standard) feed: hand wheel operated features: set-over screws for taper turning spindle locking arrangement body: cast iron (fg 260) spindle: hardened steel, slip gauge :specification :set size: m87 (87 pieces) or equivalent range: 1.001 mm to 100 mm step sizes: 0.001 mm 0.005 mm 0.01 mm material: high-grade alloy steel / tungsten carbide (preferred) hardness: hrc 63 65 accuracy: grade: grade 1 or grade 2 flatne flatness / parallelism: 0.5 m stored in protective wooden boxes to prevent wear; calibration grades include charts for exact sizes , dc motor:specification :type: dc shunt motor (dismantling model) power: minimum 0.5 hp voltage: 220 v dc speed: 1500 rpm poles: 4 pole construction: laminated stator salient poles accessible armature features: cut section / open type suitable for dismantling and reassembly, hydraulic cylinder :specification :bore diameter: 50 mm stroke length: 250 mm working pressure: 160 bar cylinder tube: honed steel piston rod: hard chrome plated seals: standard industrial seals end caps: steel calibration grades include charts for exact sizes supply: mounted on training base suitable for dismantling and inspection , hydraulic operated directional control valves (dcv):specification :type: manual spool type dc valve configuration: 4/2 way size: ng06 (cetop 3) rated pressure: 210 bar flow capacity: 20 40 lpm body: hardened steel / cast steel spool: ground and hardened ports: clearly marked (p, a, b, t) supply: mounted on training plate suitable for dismantling and study , bearing with shaft assembly :specification :bore diameter: 50 mm stroke length: 250 mm working pressure: 160 bar cylinder tube: honed steel piston rod: hard chrome plated seals: standard industrial seals end caps: steelsupply:mounted on training base suitable for dismantling and inspection , coupling unit using driving and dr