Numaligarh Refinery Limited has published Tender For Mechanical Piping Works In Fire Water And Cooling Water Network In Refinery And Nrmt. Submission Date for this Tender is 09-06-2023. Pipe Laying Tenders in numaligarh Assam. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | CS pipe Flame Cutting: CS pipe Flame Cutting of different sizes in all site or in position on ground; overhead; at all elevations;including transportation of pipes; flanges; fittings etc. from owner"s storage point to work site, deploying adequate resources & complete the job. The piping job shall not exceed more than 12 metres in length. |
| 2 | CS pipe Bevelling:CS pipe Bevellingof different sizes in all site or in position on ground; overhead; at all elevations; including transportation of pipes; flanges; fittings etc. from owner"s storage point to work site,deploying adequate resources & complete the job. The piping job shall not exceed more than 12 metres in length. |
| 3 | CS pipe Fit-up and Welding: CS pipe Fit-up and Weldingof different sizes in al site or in position on ground; overhead; at all elevations; including transportation of pipes; flanges; fittings etc. from owner"s storage point to work site, The piping job shall not exceed more than 12 metres in length. |
| 4 | C S PIPING WORK : C S PIPING WORK : Transportation of all piping items from owner"s storage point to work site/workshop; fabrication including cutting , edge preparation(inclusive of grinding the edges of pipe, fittings, flanges etc to match with the matching edges of uneven/different thickness wherever required);fit up;bending;welding(welding is to be carried out as per specification / instruction given as per piping class);threading and laying of pipes of all sizes, types and thickness over sleepers, overhead on racks; connecting with equipment nozzles, strainers, orifice assemblies, spray nozzles, rotameters, tapping for pressure gauges, thermocouples, sample connections etc including installation of valves; fixing of gaskets; bolts & nuts wherever required & all other inline instruments & fabrication of fittings like elbows & reducers, reinforcement pads, vents & drains; fixing of pipe shoes, saddles, earthing lugs, insulating lugs, cleats, bends, expansion joints etc; alignment, cleaning & flushing by water / compressed air; satisfactory hydrostatic, pneumatic, vacuum, DP/MP and any other type of testing, draining & drying by compressed air; completing all such works in all respects as per specification & instruction of engineer-in-charge. |
| 5 | CLAMP OPENING/BOX UP(Size all) : Clamp size all : Opening or box up of clamps at all heights and location including underground with sealant(Magic wrap etc) in inline or offline piping. Cleaning of the area where clamping is to be done; cutting gasket from sheet, flexible hose wherever required |
| 6 | FABRICATION OF CLAMP UP TO 6 INCH : "Clamp fabrication Size above 6inch |
| 7 | FABRICATION OF CLAMP ABOVE 6 INCH : "Clamp fabrication Size above 6inch |
| 8 | VALVE DROPPING/ERECTION : Dropping/Erection of valve:Dropping/erection of all type of gate; globe; ball; plug;check; needle; butterfly; control valves or any other similar valves of all size & all rating; at all elevations and at all locations.(Flange opening/boxup as per flange rate) |
| 9 | Wrapping and coating in underground piping including application of primer; as specified by NRL Inspection deptt.; including supply of material and all tools & tackles including heating torch; as per instruction of E-I-C |
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