Latest railway item Tenders | Government railway item Tenders

CTN :41516688

02 Sep, 2025 NA

Chennai - Tamil Nadu

Tender For supply of spares for hydraulic boom luffing system valves for echs reclaimers - direction control valve for stacker slewing power pack valve suitable to the existing rexroth make, proportional control valve with control card for stacker valve suitable to the existing eaton vickers make, unloading pressure relief valve for slew brake for stacker valve suitable to the existing eaton vickers make, manifold back assembly for stacker valve suitable to the existing eaton vickers make, direction control valve (loop valve) for reclaimer slewing power pack valve suitable to the existing eaton vickers make, direction control valve (slew brake) for reclaimer slewing power pack valve suitable to the existing rexroth make, pressure reducing valve for redaimer slew brake valve suitable to the existing eaton vickers make, pressure relief valve for reclaimer slew valve suitable to the existing eaton vickers make, accumulator safety block for reclaimer slew valve suitable to the existing eaton vickers make

CTN :41498479

09 Sep, 2025 NA

Sealdah - West Bengal

Tender For supply of safety loop.

Central Government And Public Sector

CTN :41422618

21 Aug, 2025 NA

Katihar - Bihar

Tender For supply of safety loop for uncoupling rod. drawing no.- rdso?s drg no. wd-03002-s-01

State Government

CTN :41333626

29 Aug, 2025 2.18 Crore

Udaipur - Rajasthan

Tender For corrigendum : 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

CTN :41368203

27 Aug, 2025 NA

Sealdah - West Bengal

Tender For supply of solid state relay for control safety loop , 3 to 32 v dc suitable for hog compliant lslrd coaches at s2k14 and s2k17 as per rdso specification no : rdso/pe/spec/tl/0195-2019 (rev.-0) or latest suitable for switch board cabinet for hog compliant lslrd coaches , make- carlo gavazzi , siemens , l&t or similar. [ warranty period: 30 months after the date of delivery ]

Central Government/Public Sector

CTN :41314629

25 Aug, 2025 NA

Rupnagar - Punjab

Tender For supply of optical equipment and optical components - active isolation optical table system, liquid crystal on silicon (lcos) spatial light modulator (slm), hene laser sources, gold-plated copper pinhole in high-power sm1-threaded housing 50 ± 3 µm pinhole diameter m4 x 0.7 tap, gold-plated copper pinhole in high-power sm1-threaded housing 100 ± 4 µm pinhole diameter m4 x 0.7 tap, single mode patch cable with pure silica core fiber 320-430 nm fc/pc ø3 mm jacket 1 m long, single mode patch cable with pure silica core fiber 630-860 nm fc/pc 03 mm jacket 1 m long, pm patch cable panda 780 nm fc/pc 1 m long, pm patch cable panda 405 nm fc/pc 1 m long, 780 nm f =6.24 mm na = 0.37 fc/pc fiber collimation pkg., 780 nm f8.00 mm na 0.50 fc/pc fiber collimation pkg., laser safety glasses green lenses 19% visible light transmission universal style, beam block 400 nm-2 µm 10 w max avg. power pulsed and cw includes tr75/m post, 6-piece aspheric lens kit with adapters ar coating: 350-700 nm, box with 10 absorptive ø25 mm nd filters sm1-mounted 400-650 nm, box with 10 reflective nd filters ø25 mm sm1 mounted 350-1100 nm, mounted 01" uv fused silica plano-convex lens kit uv-coated: 245-400 nm 14 pc, 01" n-bk7 plano-convex lens kit ar coating: 350-700 nm 14 pc, 01" n-bk7 plano-convex lens kit ar coating: 650-1050 nm 14 pc, 025 mm colored glass filter kit mounted in sm1 lens tubes set of 10, 30 mm cage cube-mounted polarizing beamsplitter cube 420-680 nm m4 tap, 30 mm cage cube-mounted polarizing beamsplitter cube 620-1000 nm m4 tap, stainless steel precision pinhole kit ø30 µm to ø500 µm, bases and post holders essentials kit metric and universal components, clamping forks and post holders kit metric and universal components, posts & accessories essentials kit metric and universal components 254 pieces, pillar post essentials kit metric and universal components 132 pieces, 01" optic mounts essentials kit metric and universal components 79 pieces, 15-piece balldriver and hex key kit with stand metric, 6-piece balldriver kit (1.5 mm 2 mm 2.5 mm 3 mm 4 mm and 5 mm), 9-piece color-coded hex key set metric, digital calipers, 16 mm cage cube-mounted non-polarizing beamsplitter 400-700 nm m4 tap, 16 mm cage cube-mounted non-polarizing beamsplitter 700-1100 nm m4 tap, 30 mm cage cube-mounted non-polarizing beamsplitter 400-700 nm m4 tap, 30 mm cage cube-mounted non-polarizing beamsplitter 700-1100 nm m4 tap, 16 mm cage-cube-mounted polarizing beamsplitter cube 420-680 nm m4 tap, 30 mm cage cube-mounted polarizing beamsplitter cube 420-680 nm m4 tap, 30 mm cage-cube-mounted high-power polarizing beamsplitter cube 355 nm m4 tap, 30 mm cage-cube-mounted high-power polarizing beamsplitter cube 780-808 nm m4 tap, sm1-mounted dove prism 15 mm n-bk7 arc: 350-700 nm., lens mount essentials kit metric and universal components, post-mountable standard iris ø12.0 mm max aperture m4 threaded stud pack of 5, post-mountable standard iris ø15.0 mm max aperture m4 threaded stud pack of 5, post-mountable standard iris ø20.0 mm max aperture m4 threaded stud pack of 5, post-mountable standard iris ø25.0 mm max aperture m4 threaded stud pack of 5, sm1 lens tube 0.30" thread depth smirr retaining ring 5 pack, sm1 lens tube 0.50" thread depth smirr retaining ring 5 pack, sm1 lens tube 2.00" thread depth sm1rr retaining ring 5 pack, kinematic mirror mount for ø1" optics, 01" nd:yag mirror 349-355 nm 0° to 45° αοι, 16-drawer cabinet, 20-drawer cabinet, nanoflex™ nfl5d series angle bracket metric taps, nanoflex™ nfl5d series angle bracket metric taps, nanoflex™ 5 mm travel translation stage with diff. drive and closed-loop 20 µm piezo actuator metric, 01" sm1-mounted n-bk7 ground glass diffuser kit 5 pieces, sm1 lens tube essentials kit universal components 133 pieces, posts & accessories essentials kit metric and universal components 254 pieces, bases and post holders essentials kit metric and universal components, swivel base adapter 5 pack, ta

Central Government/Public Sector

CTN :40918988

11 Aug, 2025 NA

Bangalore - Karnataka

Tender For corrigendum : supply of hot air oven , water bath , hot plate , bod incubator , cod digester , tkn digestion unit , walk in cooler , autoclave , incubator , bio safety cabinet , weather station , tclp rotary agitator , pressure gauge dispensing vessel tclp , dehumidifier , precision balance , micro balance , k-type thermocouple thermometer , k-type thermocouple thermometer with ir wand extension , manometer of respirable dust sampler , rotameter of gaseous sampler attachment , time totalizer , rotameter of 3 lpm stack monitoring kit , rotameterof 30 lpm stack monitoring kit , k type thermocouple and digital readout , s type - pitot tube , vacuum gauge , differential pressure meter , diaphragm gas meter , auto titrator , hygrometer , sound level meter , acoustic calibrator , lux meter , muffle furnace , heating mantle , top loading calibrator , loop calibrator , low flow calibrator ) /bid number : gem/2025/b/6379382 * /dated: 01-07-2025 & & / bid document 1 / 31

CTN :41265723

11 Aug, 2025 NA

Kharagpur - West Bengal

Tender For supply of safety loop for uncoupling rod. drawing no . : rdso,s drg no. wd-03002-s-01, alt. 1. material and specification : as per drawing

CTN :41147268

11 Aug, 2025 NA

Jaipur - Rajasthan

Tender For supply of automated access control system d d - boombarrier , rfid chainway , pole , anpr camera , anpr pole , lpu box , presence loop sensor , access control box , ups 6 kva , ups 3 kva , flap barrier , pos device , led board , traffic light , safety barrier , central server , local server , pms software , biometrics , ofc , ote , switch 24 port , switch 8 port , desktop computer , porta cabin , printer , installation and commissioning

CTN :40801236

11 Aug, 2025 NA

Ernakulam - Kerala

Tender For corrigendum : supply of spares for rifle insas 1b1 5 56mm - sling , revet solid piston extension , pin straight headed stop sight granade , nut plne round lock foresight , spring helical compression for hod , foresight , band retainer , spring dovel sleeve 3x15mm heavy , screw shoulder front sling loop , spring dowel sleeve heavy 2.0x7.0mm , spring helical compression for lock retainer and plunger gas regulator , ring retaining carrying handle , breech block assy , spring helical compression for sear , spring recoil assy , lock retainer , pin grooved headed for trigger and safety sear , retainer and guide assy welding , bracket sling , screw, externally relieved body fixing, pistol grip , loop sling rear , flash absorber , spring leaf , gas block locking ring circlip light a16 , pin lock sear safety , ring retaining , cocking handle assy , pin grooved hinge for cover pin straight headed catch magazine , guide piece , plunger, cocking handle , plunger , multi application hod , regulator, gas , lock wheel , hammer , piston gas , spring plunger for backsight helical , spring helical comp, for sear safety , washer finishing , retainer , pin grooved headless for cocking lower hand guard , spring plunger wheel lock , stud changing lever , spring catch magazine , magazine catch , screw special , screw for lock retainer , lever pin locking riveting assy , pawl hammer , pin straight headless fixing bracket , lever pin locking , pin straight headless for axis pawl , block breech , cup , channel left , channel right , ejector small arms cartridge , butt plastic , butt assy , guard hand assy upper steel strip , lever change , guard trigger , plunger , sight rear , grip pistol , catch cocking handle , spring helical compression recoil , bottle oil mk-5 , oiler hand with screwed cap brush and leather washer , pin grooved headed for hammer , block fixing pistol grip , plunger multi application gas gegulator , pin straight headed catch magazine , plate rear cover , screw block rear , adaptor for cleaning bore by pull through

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