MTPS I Mill Plant Unit IV Hot air ducts welding of eroded and worn out portion of hot air duct joints Renewal of insulation GI sheets and providing guard plates for the expansion joints in hot air ducts 4A to 4F during Annual overhaul 2024 25

Amount

Welding of eroded and worn-out portion of duct joints and welded joints etc. by welding with MS welding electrodes

Fabrication and erection of guard plates for the expansion joints in the Hot air ducts 4A to 4F by new/old MS Plates after providing necessary platforms in inner side of the duct including transportation,(6mm MS plate provided by TANGEDCO at free of cost).

Charges for removal of existing insulation cover sheet and wool mattress from hot air duct to mills reinsulating with new / existing wool mattress and G.I. plain sheet for the working area from ‘0’ meter to 5 meter and also above 5 meter by providing necessary scaffolding materials, insulation covering with old/new G.I. sheets.(Hot air ducts 4A, to 4F )

Cost of MS Welding electrodes

Cutting gas

Insulation material for 1 Sq.m:Insulation wool of size 60mm thick,Density:150kg/m3 as per IS:8183:1993,G.I Sheet 0.60 mm thick with 0 gm/Sq.m of Galvanizing coating, class VIII as per IS 277,M.S.Pin Size 6mm dia X225mm, Retainer:70X70X2mm,GI casing support of size

Charges for consumables and T & Ps

SATHISH ENGINEERING (BID ID -1084769)