Latest proving ring Tenders | Government proving ring Tenders

Central Government/Public Sector

CTN :41362164

28 Aug, 2025 NA

Jorhat - Assam

Tender For supply of consumables for construction of hybrid energy device - mild steel sheet, 8ft x 4ft x 1.2 mm, mild steel angle rod, 1.5 inch x 20 ft, mild steel angle rod, 1 inch x 20 ft, mild steel welding rod, diameter: 3.15 mm, mild steel perforated sheet, 8ft x 4ft x 1.2 mm, stainless steel 304 sheet, 8ft x 4ft x 1.2 mm, stainless steel 304 perforated sheet, 8ft x 4ft x 1.2 mm, stainless steel 304 pipe, 1.5 inch dia, 1.5 inch dia, 1.2 mm, 20 ft, zinc alloy door handle lock, stainless steel 304 welding rod, 2.5 mm diameter, ceramic fibre blanket insulation, 24"x12"x1", ceramic fibre rope, 10 mm diameter, 30 m length, heat insulating gasket, 8 ft x 4 ft, 5mm thickness, heat resistant spray paint 225 ml, silicon pipe 1/2 inch inner dia, 10 m, high temperature silicon hose pipe, 2 inch inner dia, 12 feet, worm-drive tubing clamps, chrome steel, hose clamp, 1/2 inch dia, worm-drive tubing clamps, chrome steel, hose clamp, 1 inch dia, worm-drive tubing clamps, chrome steel, hose clamp, 2 inch dia, worm-drive tubing clamps, chrome steel, hose clamp, 3 inch dia, galvanized mild steel set of nut, bolt and washer, 8 mm diameter, 2 inch length, temperature sensor with digital display, k. type, 0-1250 c, adruino uno r3 development board, rod heater, 8.2 mm diameter, 12 inch length, quartz furnace observation glass, temperature: 1200 °c, 10 cm diameter, 5 mm thickness, copper tube 1/2 inch dia, 23 swg, copper electric wire 6 sq. mm, 90 m, copper electric wire 2.5 sq. mm, 90 m, mcb dp 32 a, electric socket 16 a, electric plug 16 a, combined box 20 a, anabond gasket maker 85 g, heavy load caster swivel diameter: 100 mm, galvanized iron pipe b class diameter: 1.5 inch, length: 40 ft, galvanized iron pipe b class diameter: 1/2 inch, length: 20 ft, galvanized iron pipe b class diameter: 3/4 inch, length: 20 ft, stainless steel 304 ball valve diameter: 1.5 inch, stainless steel 304 ball valve diameter: 3/4 inch, stainless steel 304 ball valve diameter: 1/2 inch, check valve, brass diameter: 1.5 inch, check valve, brass diameter: 3/4 inch, check valve, brass diameter: 1/2 inch, metal cutter grinder disc, pack of 10, grit number 220 diameter:, 4 inch, grit material: aluminium oxide, metal cutter grinding wheel, pack of 5, grit number 4, diameter:, 4 inch, grit material: aluminium oxide, flap disc. pack of 10, grit number 80, diameter: 4 inch, grit, material: aluminium oxide, flexible heavy duty 3 layer pvc water pipe, diameter: 4 inch, length: 30 m, teflon tape for plumbing, pack of 10, 12 mm thick and 10 m length, heat resistant gloves, material: leather, size: 30.48 cm, nitrile disposable hand gloves, pack of 50 pieces, size: l, 150 microfarad capacitor, 230 v, 150 microfarad, 230 v, anti vibration rubber ribbed pads, pack of 4, 150mm x 150mm x 12mm, square pillow block bearing ucf204, 20 mm diameter, inner ball mounted pillow block insert bearing kp08, 8 mm bore, step down transformer, 220v ac to 12-0-12 v, 1.5a, single strand wire, diameter 0.51mm,5m, moc3021 moc 3021 optocoupler, bta16-600b triac, 600v, 16a, switch, sw-spst, in4007 diode, 100kv, ia, bldc motor with compatible e-bike controller, 48v 900w 3300rpm, lithium-ion battery, a grade 3.2v 2000mah (5c), battery management system, li-ion 13s 48v 20a, nickel strip, 0.2 mm thickness, 10 mm width, 5 m length, silicon wire, 12awg, insulation paper, 65mm, glue gun, 40 w, spot welding rod 5000 w, cpu fan 12 v dc, thermoelectric generator (teg), 150°c, module configuration: sp1848-27145, tungsten rhenium thermocouple, minimum temperature reading: 0°c, maximum temperature reading: between 2300°c and 2871°c, max31856 instrumentation amplifier, resolution: 0.0078125°c, supply voltage: 3.3v to 5v, arduino uno r3 with adapter cable, miniature circuit breaker fuse, d type, 32 а., power rocker switch, voltage rating: 24 vdc, current rating: 14 ma, 19mm size red power symbol led s.s. momentary type push button switch 5v-24v dc, potentiometers 100 k ohm, potentiometers 1 m ohm, relay module- (ssr-2 channel

State Government

CTN :41333626

12 Aug, 2025 2.18 Crore

Udaipur - Rajasthan

Tender For purchase of various testing major apparatus (lab equipment) in quality control labs under zone ajmer, bikaner,udaipur-i and udaipur-ii - fully automatic servo controlled compression testing machine (ctm)-3000 kn capacity with additional load frame of 500 kn capacity & flexure frame of 100 kn capacity:- supplying, fixing and commissioning of fully automatic servo controlled compression testing machine (ctm) of 3000 kn capacity which should be capable of conducting compression test on concrete & mortar specimens and allied products as per is : 516 & is :4031 (part-6). the machine should be power operated with servo controlled motor capable to apply the load continuous by without shock and there shall be large enough space provided for test specimen to accommodate in a readable position. machine shall have good load control and capable of applying the load at the specified rate, uniformly with automatic control with percentage of error for load shall not exceed + 1.0% of the indicated load. the system shall have an arrangement for automatic placing system, which achieved by the combination of advance hydraulic and electronic system. the systems can be loaded in load, displacement or strain control basis. complete machine unit shall conform to is: 14858-2000 and is: 9399-1979 and as per direction of engineer in charge. the salient features and technical specification of the machine shall be as under :- i) ctm-3000 kn machine loading frame - four column high stiffness welded from with enough stabiility . - heavy duty mechanical platens with spherical seated block (vicker hardness > 550), bottom bearing, blocks, auxiliary plates (vh > 550) shall have flatness tolerance within 0.03 mm and squareness and parallelism tolerance within 0.06 mm wide.- base shall have fine finished servo controlled hydraulic cylinder with hardened and finest abraded piston. - frame with safety guard door and transparent fragment guard (both front & rear) (ii) hydraulic pumping system, it should be compact in design and suitable for the supply of required flow and pressure for the movement of the actuactor. it shall have oil tank of adequate capcity vane type pump powered by three phase motor. anti vibration mounting shall provided as standard along with the hps.iii) micro-processed (plc & hmi) based touch panel display & control system user friendly interface control system with application software shall provide the digital servo control, precise operation, ramp generation for the machine, data acquisition, storage, processing, analyzing and reporting etc for the continuous operation of the system.iv) technical specification of ctm (3000 kn) capacity -3000 kn, platen size 320 mm dia, ram dia 260 mm, ram travel 50 mm, vertical daylight clearance 350 mm, horizontal daylight clearance 370 mm, least count - 0.1 kn, pace rate controlling -1%, rate of loading 1.3 mm/min (when running idle), 0.14 to 032 mpa/sec (with specimen), motor capacity 3 hp (min), power supply (240v, 50-60hg, three phase.), capacity of oil tank 20 litre, max. operating pressure 210- 600 bars, flow of pump 2 & 4 lpm (duel speed) , auto stop & release of pressure when specimen failure, multi operation compression test up to 3000kn, up to 500 kn range and flexure test, accessories spacers- 4nos, controller unit auto pid operation with closed loop update rate of 10 khz to control pace rate automatically as programmed. start, stop & hold test system, load control 01kn/sec to 50 kn/sec., displacement control 0.01 mm/sec to 1mm/sec. load indication & control coloured touch screen display of suitable size, test report facility to print test report, export data to ms excel. auto internal calibration without proving ring, short circling protection overload safety cut off, piston over travel safety cut off- shall be made in addition to 3 kva 3 ph servo control stabilizer, technical specification of ctm (500 kn) load frame- capacity 500 kn, platen size 256 mm,

CTN :41308741

23 Aug, 2025 NA

Betul - Madhya Pradesh

Tender For supply of drilling accesories : - nq guide and locking coupling , t 6 bearing , deep groove ball bearing 6309 , nq inner tube head latches with spring , nq over shot latches with spring , hq over shot latches with spring , gps-125 mud pump liners , gps-125 piston rods , c-130 belt , water swivel packing , water swivel wash pipe , rubber bucket 76mm gps-125 mud pump , rubber bucket 81mm gps-125 mud pump , valve insert packing gps-125 mud pump , flange cover packing , piston rod v-packing gps-125 mud pump , liner packing gps-125 mud pump , feed cylinder leather bucket , retraction cylinder leather bucket rd-100 , nq core lifter , nq core lifter case , hq core lifter , hq core lifter case

CTN :41273197

26 Aug, 2025 NA

Seraikela-Kharsawan - Jharkhand

Tender For supply of foot glamp jaw hq size , foot glamp jaw nq size , foot glamp jaw bq size , breakout cylinder seal kit , water swivel heavy duty , drill head oil seal bottom , drill head oil seal top , chain for drill head assy 1320001214 , sprocket drive for drill head assy 1320003629 , sprocket driven for drill head assy 1320001328 , vee packing , chain 8220418 1320000971 , sprocket drive 8220407 1320001127 , sprocket driven 8220407 1320001128 , amc pump piston rubber , o ring , seal kit feed cyl kdr600 , spindle 3080414 1320001555 , bearing single ball thrust 3080415 1320001556 , spindle extension 3080407 1320001550 , ball bearing ntn3210s 1320001548 , funk link brg f5102220 402350 1320003246

CTN :41275325

11 Aug, 2025 NA

Krishna - Andhra Pradesh

Tender For supply of s and i of conveyor section e e - design and sply of conveyor chain , design and sply of conveyor bend , chain conveyor sys 5hp drive unit 18to20 , erec of chain conveyor system test and commn , design and sply of conveyor tail end , erection and commng of conveyor tail end , basic engg design eqpts consultancy , design and sply of conveyor overhead , lock pin,chain conveyor , sprocket teeth 14,cs,bore dia 60mm , sprocket teeth 14,cs,bore diameter 65mm , 8 teeth sprocket , brg unit,plummer block,ntn 212 , brg unit,plummer block,ucp 213 , tail end shaft en8,dia 40xlg 380mm , 5by2 valve, double external pilot, port s , antenna valve swivel lever with antenn , hand lever valve, config 5by2, port size , uhmwpe wear strip 2500x40x10 , corner teflon for c bend , conveyor side railing teflon 6x50 mm , housing 212 skf bearing , housing 213 skf bearing , double stopper with cyl , z arm double stopper with cyl

Central Government/Public Sector

CTN :41275328

22 Aug, 2025 NA

Cachar - Assam

Tender For supply of automatic compactor , proving ring 5 kn capacity , proving ring 10 kn capacity , proving ring 20 kn capacity , proving ring 50 kn capacity

CTN :41251521

08 Aug, 2025 8.98 Lacs

East Sikkim - Sikkim

Tender For supply of spares for a l recovery stallion 4x4 lrvbs iv e e - fhn00400 fuel water separator , fhj01000 fuel filter , f7a05000 oil filter , b1301401 cover assy , b1301403 friction drive disc , x0205310 clutch release bearing , p4500951 u j kit , pd600523 front brake lining kit , pd600531 rear brake lining kit , p4320651 uj kit , p4500532 flange yoke , p4501439 slip yoke assy , a2302900 drag link assy , f8265900 f7469600 assy of damper , p3235745 main leaf , b3107201 spring assy front , ff600110 shackle pin , f3581915 u bolt front , f3595615 u bolt rear , f3210122 spring shackle , f0530530 spring eye bush , f0916815 shackle pin , b3295501 rear spring assy , p4802539 towing hitch swivel assy , p4801616 propellar shaft sprocket , p4800741 rollen chain , p4805535 p t o idler shaft nut , x0301950 belt 1250 , f4c02100 clutch booster 3 inch , f7873530 mc cyl , f8366000 slack adjuster rear , p4800541 towing hitch chain , p3216945 main leaf rear spring , p3217145 2nd leaf , p3226745 5th leaf , p1610354 lined shoe flh and frh , b2507502 steering lever for mrlv , b2592513 track lever , f8319500 ball joint assy lh , f8319400 ball joint assy rh , f8283900 air filter primary , f8284000 air filter secondary , fh001800 24vhx87 grs starter bosch , x7489200 alternator lucas , f0741922 gear fly wheel ring , b4461908 main fuel filter guard , b4461909 fuel filter pre , x2703600 oil seal , f2752700 oil seal , x7462300 feed pump , b8763401 water pump , f0659500 speed meter cable , x2409814 accelator pedal assy ) /bid number : gem/2025/b/6510888 * /dated: 29-07-2025 & & / bid document 1 / 36

corporations/Associations/Others

CTN :41054283

07 Aug, 2025 35.51 Lacs

Bankura - West Bengal

Tender For procurement of aph seals and other spares and procurement of aph cold end basket gratings - aph model 31 5 vimt2000 ob hold strip cesh 2 50x114x820 , aph model 31 5 vimt2000 ob seal tab he cw sh 2 50x141x535 , aph model 31 5 vimt2000 sh 2 50x22x31 , aph model 31 5 vimt2000 ob seal tab ce cc sh 2 50x157x535 , aph model 31 5 vimt2000 t bar pl 3 15x20x140 , pin rd 20 30 carbon steel is2062 gra drg no 45201301462 , aph model 31 5 vimt2000 holdstrip he cw sh 2 50x72x1631 , aph model 31 5 vimt2000 seal ce ccwsh 2 50x102x615 , aph model 31 5 vimt2000 end plate sh 2 50x57x60 , axial seal plate to sector plate seal assy arrangement i carbon steel is 2062 gr a for 31 5 vimt 2000 aph , axial plate static seal assembly hot and cold end 31 5 vimt 2000 aph model , static seal assy for cold end sector plates for aph model 31 5 vitm 2000 , aph model 31 5 vimt2000 seal leaf he sh 2 50x141x1380 , aph model 31 5 vimt2000 ib dia seal ce ccw sh 2 50x111x1287 , aph model 31 5 vimt2000 holdstrip he ccwsh 2 50x72x1631 , aph model 31 5 vimt2000 seal he ccwsh 2 50x102x1631 , aph model 31 5 vimt2000 seal tab he and ce sh 2 50x80x100 , aph model 31 5 vimt 2000 seal tab sh 2 50x45x124 , nozzle with pipe assembly deluge pipe for aph 31 5 vimt 2000 model for hot end , aph model 31 5 vimt2000 int holdstrip cesh 2 50x114x1280 , aph model 31 5 vimt2000 holdstrip ce cw sh 2 50x72x615 , aph model 31 5 vimt2000 seal ce cw sh 2 50x102x615 , aph model 31 5 vimt2000 ib dia seal ce cw sh 2 50x111x1287 , aph model 31 5 vimt2000 ib dia seal he cw sh 2 50x98x1287 , aph model 31 5 vimt2000 ib hold strip cesh 2 50x114x1213 , nozzle with pipe assembly deluge pipe for aph 31 5 vimt 2000 model for cold end , bypass seal angel 75x75x6 3220 cut to 75x65x6mat is 2062 gr a for hot and cold end 31 5vimt 2000 aph model , aph model 31 5 vimt2000 ob hold strip hesh 2 50x90x820 , aph model 31 5 vimt2000 ob seal tab ce cw sh 2 50x157x535 , aph model 31 5 vimt2000 ib dia seal sh 2 50x157x535 , aph model 31 5 vimt2000 ib dia seal he ccw sh 2 50x98x1287 , aph model 31 5 vimt2000 ib seal leaf ce ccw sh 2 50x157x1287 , aph model 31 5 vimt2000 ib seal leaf he ccw sh 2 50x141x1287 , aph model 31 5 vimt2000 ib hold strip hesh 2 50x90x560 , cold end grating assy , nozzle with pipe assembly wash pipe for 31 5 vimt 2000 aph model hot end , aph model 31 5 vimt2000 int holdstrip hesh 2 50x90x1280 , aph model 31 5 vimt2000 ob seal tab he ccw sh 2 50x141x535 , aph model 31 5 vimt2000 t bar pl 3 15x20x66 , t140x130 l 1716 from 1300x140 carbon steel is2062 gra drg no 35201301823 , aph model 31 5 vimt2000 diaph seal ce sh 2 50x111x1380 , aph model 31 5 vimt2000 diaph seal he sh 2 50x98x1380 , aph model 31 5 vimt2000 ib seal he cw sh 2 50x141x1287 , aph model 31 5 vimt2000 t bar tab pl 6x64x115 , spring for support bearing side for aph model 31 5 vitm 2000 , aph model 31 5 vimt2000 t bar pl 6x64x152 , aph model 31 5 vimt 2000 barco swivel joint , aph model 31 5 vimt2000 holdstrip ce ccwsh 2 50x72x615 , nozzle with pipe assembly wash pipe for 31 5 vimt 2000 aph model cold end , aph model 31 5 vimt2000 seal he cw sh 2 50x102x1631 , aph model 31 5 vimt2000 bypass seal ce sh 1 6x191x914 , aph model 31 5 vimt2000 bypass seal hld str sh 2 5x104x909 , axial seal plate to sector plate seal assy arrangement ii carbin steel is 2062 gr a for 31 5 vimt 2000 aph , static seal assy for hot end sector plates for aph model 31 5 vitm 2000 , aph model 31 5 vimt2000 seal leaf ce sh 2 50x157x1380 , aph model 31 5 vimt2000 rotor angel , aph model 31 5 vimt2000 ib seal ce cw sh 2 50x157x1287 , bypass seal he sh 1 6x261x914

CTN :40785788

14 Aug, 2025 NA

Delhi - Delhi

Tender For procurement of spares for rafale aircraft - plug, washer, protective cap, protective cap, protective cap, protective cap, end-fitting, stop-ring, stop-ring, lock-wire, protective cap, plug, plug, screw, flange, ring, end-fitting, flange, protective cap, bearing, bracket, bracket, stud, bracket, equipped pipe, bracket, equipped pipe, equipped pipe, equipped pipe, equipped pipe, equipped pipe, equipped pipe, equipped pipe, equipped pipe, spout, plug, pin, bracket, bracket, pin, equipped cable, filter body, garniture preformee, screw, screw, screw, plug, screw, cover, bolt, fuel jet nozzle, protective cap, protective cap, protective cap, protective cap, protective cap, protective cap, protective cap, protective cap, protective cap, protective cap, protective cap, protective cap, protective cap, heat shield, plug, protective cap, plug, protective cap, plug, protective cap, protective cap, protective cap, plug, protective cap, protective cap, plug, protective cap, ring, strainer element, cable, cable, washer, screw, nut, screw, screw, screw, air duct, cap,protective,dust and moisture se, auxiliary power unit - package, handling, storage and transportation, pre-formed packing, swivel coupling, pre-formed packing, garniture preformee, pre-formed packing, o-ring, bearing

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