Tender For Bottom Electrode Assembly & Replacement - Smp1 56805 100 10 10 BOTTOM ELECTODE ASSEMBLY&REPLACEMENT 35 NO Email : kaushal.patel1@amns.in Contact : Name : Kaushal Patel Item Details : BOTTOM ELECTRODE ASSEMBLY & REPLACEMENT Voulme / Year - 35No. Bottom Electrode Change is done in all the furnaces depending upon the life of the refractory ~ after 700 heats. ,, Scope of work & volume / year Bottom Electrode replacement,, 1,,Shifting of all the tools tackles from Local stores to the site. Shifting of quadra pod, tripods etc from Yard to site with the help of Hydra.,,,, 2,,Quadrapod placing, Electrode removal & Critical cleaning - Operational Activity.,,,,,,,,,,,, 3,,Removal of LTC Heat shield.,,,, 4,,Keeping Bottom Exchange Device on LTC with the help of 260T crane.,, ,, 5,,Taking LTC inside tapping pit and removal of alloy addition chute.,, ,, 6,,Taking LTC further inside under the Furnace Lower shell below Bottom Plate. Lift the BE device platform with hydraulic arrangement. ,,,, 7,,Stop water circulation of bottom electrode water circuit. Dismantle bus-tubes & outlet pipe line & hoses of bottom electrode cooling line. ,,,, 8,,Lower the Bottom Exchange Device, take the LTC out in T-U Bay & remove bus-tubes & outlet pipeline + hoses from LTC with the help of 260T crane in T U Bay.,,,, 9,,Install Longer tripod on Bottom Exchange Device on LTC. 10,,Take LTC in, Lift the Platform with hydraulic arrangement.,, 11,,Remove wedges of all the 22 nos. bottom plate & lower shell connection pins by jacking individual pin with 50T capacity hydraulic jack. Sometimes the pin gets jammed & are to be removed by cutting with oxygen lancing.,,,, 12,,Thermocouple removal- Electrical activity.,,,,,,,,,,,, 13,,Cleaning of refractory from bank area & lower the bottom plate using hydraulic arrangement. Sometimes the bottom plate will not come down by its own weight, then pressing & hammering from the top will be done with the help of dead weight by using 160T crane.,, 14,,After lowering the plate, Quadrapod will be cut by lancingoperational activity.,,,,,,,,,,,, 15,,Take LTC out to T U bay with maximum precautions by avoiding any fouling on sides and with bottom bus-tube heatshields.,,,, 16,,Remove the bottom plate from Bottom Exchange Device & keep it on quadrapod in T U Bay.,,,, 17,,Refractory cleaning inside the furnace & in tapping pit - Operational activity.,,,,,,,,,,,, 17,,Remove longer Tripod from the Bottom Exchange Device & install shorter Tripod in place.,, 18,,Place New bottom plate with bottom electrode assemblies on Bottom Exchange Device on shorter Tripod. ,, 19,,Take LTC in under the furnace & lift the bottom plate.,, 20,,Prepare the Bottom Plate Lifting Tackle in R S Bay with 160T crane. Lift the tackle with 160T crane & bring in position for lifting the bottom plate. Fix the tie rod of the tackle with the bottom plate. Lift the bottom plate with 160T crane & match the 22 nos. bottom plate connecting pin holes. ,,,, Page 2 of 5 ArcelorMittal Nippon Steel India Limited AM/NS HAZIRA PLANT 27th KM, Surat-Hazira Road,,HAZIRA,394270,Gujarat,India GSTIN 24AAACE1741P1ZN PAN AAACE1741P CIN U27100GJ1976FLC013787 Request for Quotation Number 6000129719 Date 28.02.2025 Submission Date 09.03.2025 Coll Req No AMNS deals with OEMs directly. We are very well equipped in every way to import / buy our goods directly from OEMs from any part of the world in a professional manner. We also use the vast global networks of our parent companies where necessary. We do not welcome any contact from intermediaries or Indian Agents of vendors. We assure all OEMs that you do not need to engage anyone to manage your transactions with us.Kindly respond to our RFQs and deal with our officials directly without involving any agents or intermediaries. Offers of vendors who insist on involving intermediaries in dealings with us could be disqualified. Contact for this RFQ Mr. Dandaveni Shashi Kumar Contact Email DANDAVENI.SHASHIKUMAR@AMNS.IN MATERIALS / SERVICES Please acknowledge receipt of the RFQ And provide your best quote for below given RFQ details. SR. No PR No. PR Item RFQ Item Services for line Item Quantity UOM Technical Details Other Details 21,,Connect 11 nos. alternative pins by hydraulic jacking, Insert the wedges & release the crane.,,,, 22,,Hang the tackle back to its location in R S Bay.,, 23,,Connect rest of the 11 nos. pins by hydraulic jacking & insert wedges.,, Take the LTC out in T U bay. Put bus-tubes, outlet pipelines & hoses on Bottom Exchange Device. Take the LTC in again under the furnace. ,,,, ,,Take the LTC in, Fix back one bus-tube of BE assembly no.4. Connect all the outlet pipelines & hoses. Start the water connection & back flush all the assemblies for 2 mins.,, 24,,Reconnect all the bus-tubes, normalized the water circulations & confirm the flow is Ok & there is no water leakage from any connections. ,,,, 25,,Thermocouple fixing - Electrical activity.,,,,,,,,,,,, 26,,Take LTC out & fix back the alloy addition chute pipe.,, 27,,Take LTC in TU Bay, Remove bottom Exchange Device from LTC with 260T Crane.,,,, Refix LTC heat shields.,,,, Return all the tools & tackles to local stores & all the Quadrapod & Tripod to Yard with the help of Hydra.,, Ensure B E assemblies flushing as per plant requirement / SOP revision requirement. Ensure Waste / Flushed water diversion to designated location / sump.,, Considering the idle time during operational & Electrical activity + very hot working condition the total Man hours requirement = 24 Man * 48 Hours = 1152 Man-Hours. ,, Resources : Welding M/c. - 2 nos., Cutting Sets - 2 Sets, Spanners Sets - 2 sets, Grinder, Small Slings, D Shackles, Hydro Test Pump, Consumables - Weld Electrode, DA + O2, etc.,, Skill Set : Welders - 2 nos., Riggers - 8 nos., Technician - 8 nos., Helpers - 6 nos. = 24 nos. in 12 hours shift for 2 shifts for 2 days.,, ,, IMPORTANT NOTE:,,,,,,,,,,,,,,,,,,,, ,,a.,,Use all the PPE required at SMP1 (FRP Helmet, FRP Jacket, Safety shoe, Safety goggles, Safety hand gloves and Nose mask). Safety is vendor’s responsibility. AMNSI will explain hazards in the job during TBT / HIRAC discussion. Vendor has to monitor behavior of associates periodically from HSE point of view and ensure required correction.,, ,,b. ,,Hydraulic Jacks & Pumps + Consumable + Welding m/c + Cutting set + Tools + Tackles will be in vendors scope.,,,,,,,,,,,,,,,,,,,, ,,c.,,Use E-7018 welding electrodes for all the welding jobs.,,,,,,,,,, ,,,,,,,,,, ,,d.,,Shift the removed Equipment / Scrap to designated repair area / Scrap Area. Ensure proper housekeeping near working area after job completion.,, ,,e.,,Movement of Manpower / Associates at our Hazira Site. 1. No Pedestrian/Cycles/Two Wheelers movement will be allowed inside the Plant Premises. 2. Vendor must ensure availability of sufficient buses/vehicles to ply their associates inside plant premises. Vendors to ensure safe transportation of their associates from their place of residence to respective work location in the plant and back. The movement of persons inside the plant by foot/bicycle/two wheelers is prohibited. Other Terms: Associate has to undergo Medical Fitness at our Care Nursing Home, AM/NS Township, Hazira. This would be done as per AM/NS India standards and the cost shall be borne by the vendor. AMNS has its own Secures Access system called SCRUM at Hazira Site which is use for processing the Gate Pass.,, ,,f.,,Penalty for non-compliance: Penalty will be recovered from the monthly payment if vendor is not able Page 3 of 5 ArcelorMittal Nippon Steel India Limited AM/NS HAZIRA PLANT 27th KM, Surat-Hazira Road,,HAZIRA,394270,Gujarat,India GSTIN 24AAACE1741P1ZN PAN AAACE1741P CIN U27100GJ1976FLC013787 Request for Quotation Number 6000129719 Date 28.02.2025 Submission Date 09.03.2025 Coll Req No AMNS deals with OEMs directly. We are very well equipped in every way to import / buy our goods directly from OEMs from any part of the world in a professional manner. We also use the vast global networks of our parent companies where necessary. We do not welcome any contact from intermediaries or Indian Agents of vendors. We assure all OEMs that you do not need to engage anyone to manage your transactions with us.Kindly respond to our RFQs and deal with our officials directly without involving any agents or intermediaries. Offers of vendors who insist on involving intermediaries in dealings with us could be disqualified. Contact for this RFQ Mr. Dandaveni Shashi Kumar Contact Email DANDAVENI.SHASHIKUMAR@AMNS.IN MATERIALS / SERVICES Please acknowledge receipt of the RFQ And provide your best quote for below given RFQ details. SR. No PR No. PR Item RFQ Item Services for line Item Quantity UOM Technical Details Other Details to achieve required service levels as mentioned below: - If vendor will delay in job execution / equipment refurbishment as per plant requirement. Job to be carried out anytime (24X7, 365Days). - If vendor does not deploy the required specified quantity & quality of manpower as per RFQ or a person deployed is not reporting to the duty. - While normal duty hours are 8 per day, more than 16 hours continuous duty is not allowed on any day. - If safety violation during job execution. Minimum 3% penalty will be applicable on a monthly bill value. Penalty in two consecutive months will make contractor eligible for either termination of contract or penalty more than 10%.,, Manpower Requirement : 24 Person X 12 Hrs. shift X 5 Days / Month ,, Scope of work for EAF Bottom electrode assembly,, Voulme / Year - 35No,, 1,,Shifting of Old Bottom Electrode Assembly & Spares to designated working / maintenance area.,, 2,,Safety tool box talk relates to Bottom Electrode Assembly like Cleaning, cutting, rigging & welding activities.,, 3,,Dismantling of Old Bottom Electrode Assembly 1 - Remove four bottom electrode assemblies from bottom electrode, put them on stands & connect water to assembly to avoid deformation of the copper parts. While dissembling clean complete assembly by compressed air & fine emery. Use cloth to remove dirt/dust. For copper parts cleaning 10% normal commercial HCL can be used. 2 - Dismantle each assembly as follows. - Unscrew M16 bolts (Part No.19 & 26) to remove cooling water pipe - Unscrew 12 nos. M16 bolts (Part No.33 & 25) & dismantle bus connection short tube, water cooled steel cap & copper cap. - Unscrew 12 Nos. M 20 studs (Part No.11 & 36), dismantle insulators, bottom setting flange. - Unscrew 12 Nos. M 20 bolts (Part No.29 & 16) & dismantle water cooled sleeve. - Remove expansion rubber bellow (Part No.22). 3 - Clean all these dismantled parts by Cloth/air.,, 4,,After dismantling check all the spares as per dimensions/standards.,, 5,,After cleaning, checking & confirming all the parts within the allowable tolerances assembly can be started as follows. 1. Keep SS external sleeve on flat wooden surface resting. 2. Fix 12 nos. M20 studs (A 23528 -01) on SS external sleeve with tightening torque of 20 Kg-M. 3. Insert flat washers & disc spring washers (A 23519 -17) in all the 12 nos. M20 studs CLECIM DRG.A 23519. 4. Insert insulating barrels (A 23539 -05), spring set flange (A23528 -04), insulators washers (A 23539-06) & remaining disc spring washers (A23519 -17) as shown in Clecim Drg A23519. 5. Fix lock nut (A23519 -34) & nut (A 23519 -35) as shown in Clecim Drg. A23519. 6. Tight the lock nut maintaining 119.2mm distance between spring set flange & SS external sleeve top. Use 119.2mm gauges for checking the distance at 4 different points while tightening. 7. After maintaining the distance 119.2mm by tightening all the 12 nos locknuts, tight main nuts for locking locknuts without disturbing the distance maintained. After tightening main nut check the distance once again for confirmation. 8. Clean O ring grooves of external sleeve & fix 2 nos ‘O’ ring (A 23519-30) & 1 No. O ring (A 23519-15) in SS external sleeve by applying graphite grease. 9. Fix 2nos M16 eye bolts on spring set flange & lift the spring assembly with external sleeve with crane & insert it on to w. c. copper sleeve which was kept rested on flange by matching M20 fasteners fixing holes. Be careful while inserting external sleeve on to w. c. copper sleeve to avoid damage of O rings of external sleeve. 10. Fix M20-12 nos bolt (A23519 -29) with specified washer (A23519 -16) for fastening w. c. copper sleeve with external sleeve. Do tightening at 15Kg-M torque with torque wrench. Page 4 of 5 ArcelorMittal Nippon Steel India Limited AM/NS HAZIRA PLANT 27th KM, Surat-Hazira Road,,HAZIRA,394270,Gujarat,India GSTIN 24AAACE1741P1ZN PAN AAACE1741P CIN U27100GJ1976FLC013787 Request for Quotation Number 6000129719 Date 28.02.2025 Submission Date 09.03.2025 Coll Req No AMNS deals with OEMs directly. We are very well equipped in every way to import / buy our goods directly from OEMs from any part of the world in a professional manner. We also use the vast global networks of our parent companies where necessary. We do not welcome any contact from intermediaries or Indian Agents of vendors. We assure all OEMs that you do not need to engage anyone to manage your transactions with us.Kindly respond to our RFQs and deal with our officials directly without involving any agents or intermediaries. Offers of vendors who insist on involving intermediaries in dealings with us could be disqualified. Contact for this RFQ Mr. Dandaveni Shashi Kumar Contact Email DANDAVENI.SHASHIKUMAR@AMNS.IN MATERIALS / SERVICES Please acknowledge receipt of the RFQ And provide your best quote for below given RFQ details. SR. No PR No. PR Item RFQ Item Services for line Item Quantity UOM Technical Details Other Details 11. Prepare Bottom setting flange with 12 nos.M20 studs, (A23519-11).Insert plate insulators ( A23538-02 & -03 ) & insulating sleeves( A23539-02) on bottom setting flanges studs as shown in Clecim Drg. A23537. 12. Again lift the spring assembly along with w. c. copper sleeve & external sleeve with crane & keep it on bottom setting flange as shown in Clecim Drg. -A23519. 13. Insert cup insulators (A23539 -03) & 12mm thick metallic washers (A23528 -02) in all M20 studs of bottom setting flange as shown in Clecim Drg.-A23537. 14. Fix M20 nuts (A23519 -36) & tight it at 40 Kg-M torque, with torque wrench. 15. Make the complete above sub-assembly up side down by lifting with crane & keep it on billet assembly table in such a way that the assembly will be under the table & rested on inner face of the bottom setting flange. 16. Make the another sub-assembly ready consisting of bus connection short tube (A23526-01), w. c. copper cap (A 23524-04), w. c. SS cap (A23525-01) & water piping (A 23527-01) With 2nos. O rings (A23519-31) & 2nos. O rings (A23519-32) using M16 bolts (A23519-19) as shown in Clecim Drg.-A23519. Tightening the bolts at the torque of 20 Kg-M with torque wrench. 17. Keep this short bus connection sub-assembly under the table. 18. Prepare billet by fixing M14x235 long studs (A23524-A2) & M14x270 long studs (23524-B2) considering the thermocouple hole as reference (fix M14x235 long studs on each side of the thermocouple hole & fix M14x270 long studs in rest of the 5 nos. tapings.) 19. Lift the billet (A23524-01) with crane & insert in bottom setting flange sub-assembly, kept on the table. Lower the billet till it comes out of the sub-assembly from bottom. 20. Match the bus connection short tube sub-assembly, by considering matching of DN65 pipe flange of SS external sleeve & DN65 flange of water piping. 21. Fix 12nos. M16 X 50 long bolts (A23519-33) with washers (A23519-25) connecting short bus connection tube sub-assembly with spring set flange. Also fix 15 nos. M14 nuts (A23519-14) with washers (A23519-3) on M14 studs of billet. 22. Tight M14 nuts at 20Kg-M torque & fix locknut afterward. 23. Tight M16 X 50long bolts at 15 Kg-M torque. 24. Fix DN65 rubber expansion joint (A23519-22) between SS external sleeve pipe flange & water piping flange as shown in Clecim Drg.- A 23519. 25. Blind DN65 external sleeve outlet pipe flange & fill water from bus connection short tube. Ensure air should not get entrapped inside. Hydro test at 10bar pressure for 2 Hrs. Confirm no water leakage. 26. After successful hydro-test remove water from the assembly & flush the assembly with compressed air. Fix protection cover (A23530-02) for rubber expansion joint. 27. After making the assemblies ready, ask EMD for megger test & note down the results of individual assembly. Standard insulation resistance value: 1 Mega ohms 28. Shift 4 BE assemblies from workshop to TU bay bottom plate assembly area. 29. Assemble all 4 BE assemblies in bottom plate with new insulators, Lead prevention plate & Spiral wound gasket. Lead prevention plate is used to collect & drain the lead contained in the scrap. 30. Prepare the bottom plate with good conditioned pins & disc springs. 31. Back flushing is done after assembling the bottom plate to shell.,, 6,,Shift the removed Equipment / Scrap to designated repair area / Scrap Area. Ensure proper housekeeping near working area after job completion. ,, 7,,Adhere the Standard Maintenance Practice (SMP/SOP) of respective Assembly Replacement.,, IMPORTANT NOTE:,,,,,,,,,,,,,,,, ,,a.,,Use all the PPE required at SMP1 (FRP Helmet, FRP Jacket, Safety shoe, Safety goggles, Safety hand gloves and Nose mask). Page 5 of 5 ArcelorMittal Nippon Steel India Limited AM/NS HAZIRA PLANT 27th KM, Surat-Hazira Road,,HAZIRA,394270,Gujarat,India GSTIN 24AAACE1741P1ZN PAN AAACE1741P CIN U27100GJ1976FLC013787 Request for Quotation Number 6000129719 Date 28.02.2025 Submission Date 09.03.2025 Coll Req No AMNS deals with OEMs directly. We are very well equipped in every way to import / buy our goods directly from OEMs from any part of the world in a professional manner. We also use the vast global networks of our parent companies where necessary. We do not welcome any contact from intermediaries or Indian Agents of vendors. We assure all OEMs that you do not need to engage anyone to manage your transactions with us.Kindly respond to our RFQs and deal with our officials directly without involving any agents or intermediaries. Offers of vendors who insist on involving intermediaries in dealings with us could be disqualified. Contact for this RFQ Mr. Dandaveni Shashi Kumar Contact Email DANDAVENI.SHASHIKUMAR@AMNS.IN MATERIALS / SERVICES Please acknowledge receipt of the RFQ And provide your best quote for below given RFQ details. SR. No PR No. PR Item RFQ Item Services for line Item Quantity UOM Technical Details Other Details Safety is vendor’s responsibility. AMNSI will explain hazards in the job during TBT / HIRAC discussion. Vendor has to monitor behavior of associates periodically from HSE point of view and ensure required correction.,, ,,b.,,Consumable + Welding m/c + Cutting set + Tools + Tackles will be in vendors scope.,,,,,,,,,,,,,, ,,c.,,Use E-7018 welding electrodes for all the welding jobs.,,,,,,,,,, ,,,, ,,d.,,Shift the removed Equipment / Scrap to designated repair area / Scrap Area. Ensure proper housekeeping near working area after job completion.,, ,,e.,,Movement of Manpower / Associates at our Hazira Site. 1. No Pedestrian/Cycles/Two Wheelers movement will be allowed inside the Plant Premises. 2. Vendor must ensure availability of sufficient buses/vehicles to ply their associates inside plant premises. Vendors to ensure safe transportation of their associates from their place of residence to respective work location in the plant and back. The movement of persons inside the plant by foot/bicycle/two wheelers is prohibited. Other Terms: Associate has to undergo Medical Fitness at our Care Nursing Home, AM/NS Township, Hazira. This would be done as per AM/NS India standards and the cost shall be borne by the vendor. AMNS has its own Secures Access system called SCRUM at Hazira Site which is use for processing the Gate Pass.,, ,,f.,,Penalty for non-compliance: Penalty will be recovered from the monthly payment if vendor is not able to achieve required service levels as mentioned below: - If vendor will delay in job execution / equipment refurbishment as per plant requirement. Job to be carried out anytime (24X7, 365Days). - If vendor does not deploy the required specified quantity & quality of manpower as per RFQ or a person deployed is not reporting to the duty. - While normal duty hours are 8 per day, more than 16 hours continuous duty is not allowed on any day. - If safety violation during job execution. Minimum 3% penalty will be applicable on a monthly bill value. Penalty in two consecutive months will make contractor eligible for either termination of contract or penalty more than 10%.,,
