Anti Corrosive Treatment Tenders

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Central Government/Public Sector

CTN :43695486

17 Feb, 2026 NA

Visakhapatnam - Andhra Pradesh

Tender For bid to ras supply of procurement of acs and sgci rolling mill work rolls d d -2003655 , 2003690 , 2003708 , 2003717 , 2003733 , 2003734 , 2003736 , 2003737 , 2003738 , 2114152 roll material alloy cast steel hardness 40-45 shore c drawing reference 1-d22939,rev-c tensile strength 85 to 100 kgf/mm stand no billet mill 1 & 2 size 850 x 1200 mm barrel hardness 40-45 shc roll approximate unit weight 7. 35 tons uts 85-100 kgf/sq. mm neck hardness 40-45 shc neck runout 0. 04 mm roll coating anti-corrosive ring hardness 600-700 hv3 test certificate required yes ring drawing no mec/1/22938/rev c ---------------------------------------- special instructions: ---------------------------------------- 1) ultrasonic,uts & elongation tests shall be done and certified. 2) flat wobblers to be strictly concentric with roll neck journals. 3) rolls to be suitably packed and numbered for identity. 4) the microstructure should be free from continuous network of carbides along the grain boundaries. 5) t. c. to be given along with micro-structure photograph. a seperate copy to be sent to d. g. m(rs&rs) at the time of delivery. 6) the rolls shall be guaranteed against manufacturing defects such as blow holes, cavity, non-metallic inclusions, pipe segregation,cracks,hard spots, flakes etc which may adversely affect their service life. 7) should any roll fail prematurely or give sub-standard performance due to the above defects, the suppliers shall rectify the defects at their cost wherever possible to the entire satisfaction of vsp or make prorata compensation or make full replacement if the roll has been rejected before use. 8) the rolls are also to be guaranteed for the roll life as mentioned or 5 ) /bid number: gem/2026/b/7117383 * /dated: 23-01-2026 & & / bid document1 / 23years from the date of supply to vsp which ever is earlier. this guarantee clause superseeds, guarantee mentioned elsewhere in the po(a/t), in this regard. 9) hardness test of end ring shall be done and certified. 10) these rolls are used in roughing stands of hot rolling mill. , roll material sg cast iron (accicular) hardness 70-75 shore c drawing reference 1/4012885,rev-e stand no bar mill 19 & 21 size 360 x 600 mm barrel hardness 70-75 shc roll approximate unit weight 0. 70 tons neck hardness 38-45 shc neck run out 0. 04 mm roll coating anti-corrosive coating drop in hardness 1 shc per 10mm on barrel depth -----------------------------------special instructions: ------------------------------------ 1) flat wobblers to be strictly concentric with roll neck journals. 2) rolls to be suitably packed and numbered for identity. 3) t. c. to be given along with micro-structure photograph. a seperate copy to be sent to d. g. m(rs&rs) at the time of delivery. 4) the rolls shall be guaranteed against manufacturing defects such as blow holes, cavity, non-metallic inclusions, pipe segregation,cracks,hard spots, flakes etc which may adversely affect their service life. 5) should any roll fail prematurely or give sub-standard performance due to the above defects, the suppliers shall rectify the defects at their cost wherever possible to the entire satisfaction of vsp or make prorata compensation or make full replacement if the roll has been rejected before use. 6) the rolls are also to be guaranteed for the roll life as mentioned or 5 years from the date of supply to vsp which ever is earlier. this guarantee clause superseeds, guarantee mentioned elsewhere in the a/t, in this regard. these rolls are used in hot rolling mill, roll material sg cast iron (accicular) hardness 70-75 shore c drawing reference 1-4012884,rev-d stand no bar mill 20 & 22 size 360 x 600 mm barrel hardness 70-75 shc roll approximate unit weight 0. 70 tons neck hardness 38-45 shc neck run out between centres 0. 04 mm roll coating anti-corrosive coating drop in hardness 1 shc per 10mm on barrel depth ------------------------------------ special instructions: --------------------------------

CTN :43955902

02 Mar, 2026 NA

Karwar - Karnataka

Tender For anti corrosive treatment for the rails in loop lines of stations under sse/p.way/udupi section, (e file computer no.57802)

Central Government/Public Sector

CTN :43853118

25 Feb, 2026 14.07 Lacs

Koraput - Odisha

Tender For providing of custom bid for services - service for refurbishment of vacuum chamber of map coating equipment model no a h 50 asset code snz09600 installed in special equipment shop of 105 hangar in sukhoi engine division

CTN :43416596

03 Mar, 2026 NA

Delhi - Delhi

Tender For procurement of spares for an-32 aircraft - rivet, screw, union nut, carbon piles, vibration absorbing coating, bushing, screw, thermocontracting tube, bushing, sealing ring, block, roller, gasket, clamp, safety guard, bracket with screws, resistence coil, panel, spider with nut, clamp, flange, redlight filter, cable (to no. 0510 length 6330 mm), covering (leather artificial), bracket, valve, bolt, angle, block, block, bracket, ball bearing, rod, bracket, strap, seat lower portion, valve, capacitor, axle, holder, casing, sleeve, tube, rh door cover, service bullletin, condenser, anr module, hatch cover plate, pin hinge, terminal block, access cover of hydraulic reservoir filler neck, clamp, radome attachment fittings (lh), cable (up to 0601), insert, elbow, bracket, shackle, sleeve, gasket, bushing, crosspiece, bolt, pull up light, panel, digimatic hole test, resistance coil, bracket, panel, panel, micro switch (v), driving element,upper, roller, fuel tank no. 6 rh, bolt, steel pipeline, insert (pinoplast), spring, wide angle peep hole with flap, splinted coupling with transmission shaft, hatch cover plate, bracket, lh, pipeline, lh hatch cover, pipeline, shim, insert (pinoplast), insert (pinoplast), electric valve

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