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Bids Are invited for Custom Bid For Services - Annual Inspection, Ibr Boiler Repair Work And Allied Work - Annual Ibr Inspection Related Works Of Horizontal, Smoke Tube, Oil Fired Package Boilers Of 6Tph Capacity F&At 100O C, Working Pressure 10.54 Kg/Cm2 (G) (Make: Thermax Ltd, Model: Shellmax Sm60a) Complete As Per Ibr Guidelines. 1) Dismantling Of Mountings, Fittings, Accessories As Required For This Work. 2) Supply Of Turkish Head Wire Brush And Cleaning Of Smoke Side Water Side, Furnace Tubes Reverting Chamber, Etc, By Mechanical Means Using Wire Brush And Flexible Shaft Attachements. 3) Supply Of Descaling Chemical Of 100 Kg Each/ Boiler And Chemical Descaling Of Boiler Water Side Internals With Approved Make Sulphamic Acid With Corrosion Inhibitors As Per Approved Procedure & Manual Means. 4) Preparation And Offering The Boiler For Open And Hydrostatic Annual Inspection To The Directorate Of Steam Boilers, Maharashtra State, Complete As Per Scope Of The Work In Tender Specifications. , For Boiler No.1 Reg No: Mr 13426 , For Boiler No.2 Reg No: Mr 13496 , Supply And Application Of Refractory Cement 100 Kg (Approx) Of Approved Make And Repair, Application & Shape As Per Existing Profile In-Side The Furnace Around A) Burner And B) Access Rind Door , For Boiler No.1 Reg No: Mr 13426 , For Boiler No.2 Reg No: Mr 13496 , Replacement Of Plain Tubes/ Stay Tubes For Boiler No. Mr 13426 And / Or Boiler No. Mr 13496, Complete With A) Removal Of Existing Boiler Tubes Of Size As Given Below: With Mechanical Means Carefully Without Causing Any Damages To End Plates Seat; B) Measurement & Cutting, Grinding/Chamfering, Laying In Seat Holes Of Tubes; C) Expanding Of Tube Ends With Suitable Tube Flaring Tools; D) Seal Welding/ Fillet Welding Of Both The End With Endplates Along With All Required Ibr Stagewise Inspections As Recommended By Ibr Authorities. All Consumables Viz. Welding Electrode E7018-1 Or Equivalent, Other Consumables As Required Complete As Per Scope Of The Work In Tender Specifications. **Note: - Boiler Tubes Of Following Sizes Confirming To Bs 3059 Part-Ii, Gr. 360, Will Be Supplied By Barc As Free Issue Material. All Other Required Material For This Work Will Be In The Scope Of Contractor. , 2Nd Pass Plain Tubes Of Size: - Od 63.5Mm X Thickness 3.66Mm X Length 4.5M , 2Nd Pass Stay Tubes Of Size: - Od 63.5Mm X Thickness 6.35Mm X Length 4.5M , 3Rd Pass Plain Tubes Of Size: - Od 63.5Mm X Thickness 3.66Mm X Length 4.5M , 3Rd Pass Stay Tubes Of Size: - Od 63.5Mm X Thickness 6.35Mm X Length 4.5M , Fabrication, Supply, And Installation Of Furnace Safety Door Of Size 12 X 8 (Approx) With Required Bottom Or Top Frames, Nut & Bolts And Four Number Of Springs Complete As Per Design At Available On Boiler Front Main Door. , Supply And Testing At Site Of Ibr Approved 1/2 Bronze Globe Valve Confirming To Bronze Ibr 282(A)(Iv) Gr.B With Ibr Approval , Supply And Testing At Site Of Ibr Approved 3/4 Bronze Globe Valve Confirming To Bronze Ibr 282(A)(Iv) Gr.B With Ibr Approval , Supply, Installation, Testing, Ibr Approval Of Ibr Boiler Feedwater Stand Pipe Complete With The Following Works. 1) Preparation Of Proposed Drawing For The Work & Obtaining The Necessary Permission For Repair Of Crack Developed In 14Mm Thick Boiler Shell Plate Around Feed Water Standpipe (Based On The Ndt Conducted By Barc & Its Reports For A) Ut Flaw Detection, B) Metallography, C) Eddy Current And D) Ut Thickness Measurements). 2) Carrying Out The Repair On Shell Plate As Directed By Ibr Authorities Along With All Necessary Ndt As Suggested By Them With Final Approval. 3) Supply, Installation, Welding Ibr Inspection, Testing Of Seamless Carbon Steel 40Mm Nb Pipe Of Schedule-80 Feed Water Stand Pipe As Per Existing Profile/ Drawing Specifications Alongwith Suitable End Flanges, Gaskets, Fasteners As Required. 5) Arrangement For All Necessary Inspections, Lpt, Ut, Rt, Hydrotest, Etc As Recommended By Ibr Authority During This Work Around The Working Location I.E. Boiler Shell Around Feed Stand Pipe) 6) The Work Also Involves A) Dismantling Of Existing Nozzles, Supply Of All Required Materials For The Work, Stagewise Inspection By Ibr Authoritities, Carrying Out Any Additional Ndt Test As Recommended By The Inspector Around The Area Of Work, Submission Of All Test Reports Viz.Lpt, Ut, Hydro Test,Etc. As Requested By Ibr Authorities And Obtainnig Final Approval /Fitness Certificate For Operating The Boiler From Ibr And Submission To Barc. The Work Shall Be Carried Out By Authorised Class-1 Boiler Repairer By Ibr Authorities. , Removal Of Old Refractory, Metal Stiffeners In Furnace, Supply, Installation, Testing Of Metal Stiffeners, Refractory Cement As Per The Existing Profile Of Boiler Furnace Front And Back Side, Removal And Disposal Of Scrap/Debris Within 100M Lead. , Supply , Installation, Testing Of 15Mm Dia, 10M Length With 1/2 Bsp Thread And Metallic Cover Of 33 Mm Dia For The Tube Cleaning Machine. Cleaning Of 2Nd Pass & 3Rd Pass Tubes Of The Boiler And Complete Cleaning. , Supply, Erection, Testing And Commissioning Of 6Nb Cast Steel Non Return Valve On Main Steam Headers Line Confirming To A216 Gr.:Wcb, Trim-8, Ansi Pressure Class-150, With Flanged End Connections Of Reputed Make:/Ibr Well Known Foundaries/ Forges Recogonised By Central Boiler Board; Complete With Ibr Approval , Supply, Erection, Testing And Commissioning Of 6Nb Cast Steel Globe Valve Confirming To A216 Gr.:Wcb, Trim-8, Ansi Pressure Class-150, With Flanged End Connections Of Reputed Make:/Ibr Well Known Foundaries/ Forges Recogonised By Central Boiler Board; Complete With Ibr Approval
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