Latest Tender Detail from rashtriya ispat nigam limited RINL for the tender for mechanical maintenance of mill area equipments including reheating furnace revisioning of cam limit switch actuator in f/c, inspection of bearing condition of furnace wheels, repair of skirt boxes below the furnace, manual arc welding of furnace skid pads,ss plates and anchors welding as per scope of work., fixing of walking beam furnace flat flame burner nozzles., overhauling blowers in f/c area., fabrication & erection/replacement of furnace skid & posts, repair of furnace inside structures connected to three moving and four fixed hearth tips with ss plates., fabrication and replacement of cooling frames of moving hearths., replacement of moving post., replacement of fixed post., testing &rectification of defects in cooling water circuits., revisioning/repair of spindle supports in rm & im area., preparation of gear type spindles for rm stands, preparation of universal joint spindles for im stands., water box preparation for rm and im stands., preparation of spare mill stands of intermediate mill., rectification/replacement of spindle support in rm & im stands., revisioning of stand clamping device in rm & im of work., mill stands (stands 1 to 13) revisioning by rectification of all pins etc,in stand balan-cing lever arrangement,rectification of stand li-ner plates,revisioning/changing of guide trolly wheel bearing,freeing of balancing screws,o/h of axial retainer assemblies and roll balancing levers to be made free resting bar of roll choke to be straightened., overhauling of shear pin couplings as per scope of work rm & im stands, overhauling of power packs for fb hoods, preparation of hydraulic cylinders related to btd,bpd,furnace,billet switch and scrap chute., replacement of cellar-i pumps(main), replacement of hydraulic jacks 6t capacity in spindle supports., replacement of hydraulic hand pumps in spindle supports., replacement of hydraulic pipe lines with seamless pipes of following sizes upto 25 nb size., replacement of hydraulic pipe lines with seamless pipes of following sizes,32 & 40 nb size., changing/overhauling of hydraulic cylinders shbing cylinders of rm shear,rm & im stands & peel bar., hose preparation of water cooling & mos supply & return hoses in rm & im stands and furnace area., maintenance/cleaning of centrifuge equipments in cellar-4, maintenance of lube oil filters in cellar-4, preparation of oil air block injectors for mill stands, overhauling of lub oil system tank in cellar-2,cellar-6 and cellar-8, revision of plate type heat exchanger, changing of water cooling & mos hoses in rm & im stands., repair/changing of damaged grease lubrication pipe line upto the size dn 20mm as per scope of work., cleaning & leakage checking of shell and tube heat exchangers, flushing of mos hose lines of rm & im., repair/changing of damaged compressed air pipe line upto dn 25mm, cleaning of basket filter elements of direct cooling water circuit outside celler-2, repair of peel bar tip cooling box & changing of damaged pipe line., rectification and revisioning of rest bar and bottom roll cooling nozzle assembly as per scope of work in rm & im stands., repair of water jackets as per scope of work of rm & im stands., replacement of damaged cooling water pipe line as per scope of work,dn 250, replacement of damaged cooling water pipe line of dn 40, replacement of damaged cooling water pipe line of dn 32, replacement/revisioning of 3-way water valves & ball valves of water cooling boxes., replacement/revisioning of gas controlvalves,shut off valvesas per scope of work,dn 1000 (main shut off valve), replacement/revisioning of gas controlvalves,shut off valvesas per scope of work,dn 600 ( shut off valve), replacement/revisioning of gas controlvalves,shut off valvesas per scope of work,dn 500 (shut off valve), replacement/revisioning of gas controlvalves,shut off valvesas per scope of work,dn 400 (shut off valve), replacement/revisioning of gas controlvalves,shut off valvesas per scope of work,dn 200 (shut off valve), replacement/revisioning of gas controlvalves,shut off valvesas per scope of work,dn 150 ( shut off valve), replacement/revisioning of gas controlvalves,shut off valvesas per scope of work,dn 125 (shut off valve), replacement/revisioning of manuallyoperated butterfly,globe & gate valves as per scope of work,dn 250 mm (pneumatic), replacement/revisioning of manuallyoperated butterfly,globe & gate valves as per scope of work,dn 150 mm (pneumatic), replacement/revisioning of manuallyoperated butterfly,globe & gate valves as per scope of work,dn 150 mm (butterfly), replacement/revisioning of manuallyoperated butterfly,globe & gate valves as per scope of work,dn 150 mm (plug and globe valve), replacement/revisioning of manuallyoperated butterfly,globe & gate valves as per scope of work,dn 400 mm (swing check & butterfly valve), replacement/revisioning of manuallyoperated butterfly,globe & gate valves as per scope of work,dn 100 mm (gate and plug valve), replacement/revisioning of manuallyoperated butterfly,globe & gate valves as per scope of work,dn 350 mm (butterfly valve), replacement/revisioning of manuallyoperated butterfly,globe & gate valves as per scope of work,dn 500 mm (butterfly valve), replacement/revisioning of manuallyoperated butterfly,globe & gate valves as per scope of work,dn 1500 mm (butterfly valve),f/c combustion air., replacement of lip seal of levers at rm shears., roughing mill shear,sheared hood bolts to be removed and new ones to be fixed., changing of gear teeth wobbler of output shafts of main gear unit of rm stands as per scope of work., overhauling of rotary shear housings., manual arc welding of cast steel parts by building up hardfacing at various location like divertor switch,switch plates & billet switch parts & guide troughs etc., revisioning of counter weight limit switches., repair/preperation and assembly of furnace deflect roller assembly., preparation of guide trough trolley in rm &im area, charging grid ropes preparation & changing., rope tensioning pulley assembly revisioning in charging grids., skid carriage tie rod changing in charging grids., btd buffers repair including springs changing., fabrication/rectification of peel bars., preperation of pinch roll assemblies for peel bar, repair/preperation of housing assembly for billet discharging machine, repair/preperation of billet switch plate assemblies, repair/preperation of sled assembly of billet switch., repair/overhauling of guiding slides pertaining to lifting and shifting mechanism of billet switch., charging grid skid carriage wheels revisioning, charging grid dogs repair/replacement, overhauling of all three units of billet positioning device including changing/reversal of liners,freeing of all the tie rod pins and erecting back, repair/replacement of feed channels of billet discharging machine., billet elevator chains and sprocket assemblies revisioning/changing & changing of wooden liners, billet cross transport chains & sprocket assemblies revisionig/ changing and changing of wooden liners., billet transfer device sector arm rectification, changing/revisioning of withdrawing m/c bottom roller., changing/revisioning of pendulum shear roller assembly, changing of pendulum shear guide trough, overhauling disappearing stoppers, revisioning of fixed stopper assemblies of roller table., revisioning of roller assemblies of approach roller table and reject roller table., repair of scrap chute near roughing mill shears., repair of moving and fixed hearths dipper plates and their connected structurals with ss plate as per scope of work., repair of connected structurals beyond moving beam hearth tips towards charging side, fixed water troughs,f/c bottom and their supporting structures with ms plates,fabrication & installation of furnace discharging side doors and rectification of connected structural works as per scope of work, revisioning of furnace wheel assemblies., revisioning of furnace guide rollers., fabrication and erection of various structural in mill and finishing area as per scope of work, repair/replacement of charging grid structures and rails as per scope of work. in wire rod mill in visakhapatnam, andhra pradesh,. 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