Tender For Arc For Cracking Furnace Radiant Coil Tube Repair/Replacement/Coil Group Re-Coiling & Convection Section Tube/Return Bends/Elbow Fabrication/Repair/Replacement Jobs At Dual Feed Cracker Unit Plant 1 Mobilization/Demobilisation of Fabrication crew and Materials for Minor Repair fabrication/repair/replacement of radiant coil tube/Convection section Tubes/return bend etc. as per scope of work Annex-3-1 Per Occasion 1,68,851.18 2 Pipe/tube welding CS, Thickness up to 7 mm, any Size & any rating Per INCH DIA 2,500.00 3 Pipe/tube welding CS, Thickness above 7 mm & up to 18 mm, Any size & any rating Per INCH DIA 3,000.00 4 Pipe/tube welding CS, Thickness above 18 mm, Any size & any rating. Per INCH DIA 3,500.00 5 Pipe/tube welding Low Alloy Steel mainly P11 & P22. Thickness up to 7 mm, Any size & any rating. Per INCH DIA 4,000.00 6 Pipe/tube welding Low Alloy Steel mainly P11 & P22. Thickness above 7 mm & up to 18 mm, Any size & any rating. Per INCH DIA 4,000.00 7 Pipe/tube welding Low Alloy Steel mainly P11 & P22. Thickness above 18 mm, Any size & any rating. Per INCH DIA 4,000.00 8 Pipe welding SS & High Alloy Steel i.e. mainly SS321H & P91, Thickness up to 6 mm, Any size & any rating. Per INCH DIA 4,500.00 9 Pipe welding SS& High Alloy Steel i.e. mainly SS321H & P91, Thickness above 6 mm & up to 12 mm, Any size & any rating. Per INCH DIA 5,000.00 10 Pipe welding SS & High Alloy Steel i.e mainly SS321H & P91, Thickness above 12 mm & up to 20 mm, Any size & any rating. Per INCH DIA 5,500.00 11 Pipe welding SS & High Alloy Steel i.e mainly SS321H & P91, Thickness above 20 mm, Any size & any rating. Per INCH DIA 6,500.00 12 Replacement of PQE cone EACH 35,000.00 13 Replacement/repair of Inlet radiant coil tube (Any Length) Per Tube 24,830.51 14 Replacement/repair of Outlet radiant coil tube (Any Length) Per Tube 24,830.51 15 Replacement/repair of radiant coil S -bend & Y-bend Assy. Per Piece 24,830.51 16 Mobilization/Demobilisation of Fabrication crew and Materials for furnace coil group re-coiling job as per scope of work Annex-3-2 Per Occasion 25,17,868.55 17 Replacement of furnace coil group including Isolation, furnace Cover opening for Rigging activities and replacement of coil group, scaffolding erection, ISMB fixing for Rigging jobs, Cutting and dismantling of old coil group, erection of new coil group, fit up, welding of coils, Leak test (pneumatic), ISMB Fixing & removal, Cover box up, De- Blinding, Leak test & Hot bolting. All NDT activities for furnace jobs shall be in contractors scope. One Coil Group consists of 12 Inlet tubes and 06 outlet Tubes 6 Return bend. The Diameter /Thickness of Inlet tubes and Outlet tubes are is 60.3mm/ 3.91mm and 71.6mm/6.5mm respectively. The overall Height of Radiant coils is 12.47M and weight of one coil group is 2910KG (Approx.) as per attached Drg. KA 17 622- 00-1 Per Coil Group 9,43,580.13
