Name of Work: Repair / replacement of tubes / pipes in boilers in petrochemical plants
Sl. No.
Item Description
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Repair / replacement of tubes / pipes in boilers in petrochemical plants
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Replacement of defective Boiler Water wall tubes of random length of size 76.1 mm OD and 6.3 mm thick.MOC of the tube : SA192
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Fabrication of fins of suitable length and width from 6/8 mm plates, welding of fins to tubes.Rate shall be quoted per meter length of the tube replaced.
4
Replacement of defective Boiler Economiser tubes of random length of size 51 mm OD and 5.6 mm thick.MOC of the tube : SA192
5
Replacement of defective Boiler Bank tubes of random length of size 51 mm OD and 4.5 mm thick.MOC of the tube : SA192
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Fabrication, Erection and dismantling of IBR pipe lines Size : 15 NB to 200 NBRate Shall quoted in Inch Dia
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Scaffolding inside furnace of the boiler, using suitable scaffolding material for the safe execution of the work including its supply, erection and dismantling.
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Providing safe working platforms with 0.30m width and 3m long (approx.) of suitable material, including its supply, erection and dismantling.
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Providing assistance for hydro testing of the boiler after the completion of the repair, including providing high pressure motor operated test pump. The test pressure of the boiler is 158 kg/cm2.
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