Boiler Bare Inspection and painting of boiler stack.

Amount

Bare inspection of 6TPH, Smoke tube, oil fired boiler as per IBR guidelines including dismantling of boiler insulation, refractories, overhauling of boiler mountings and accessories, preparation and offering for bare inspection to Dy. Director of steam boilers, Maharashtra state as per clause No.3.0 of Technical Specification.

Bare inspection of 6TPH, Smoke tube, oil fired boiler No. MR-11911

Bare inspection of 6TPH, Smoke tube, oil fired boiler No. MR-11912

Ultra sonic (UT) thickness measurement of boiler shell ( 2.43 m dia x 5.7 m Length) and furnace Ring (size 1.16 m dia x 4.7 m Length) by Level-II NDT official as per IBR guidelines for bare inspection & preparation and submission of report to Dy. Director of steam boiler, Maharashtra state for following boilers as per clause No. 4.0 of Technical Specification:

Ultra sonic (UT)thickness measurement of boiler No. MR-11911

Ultra sonic (UT)thickness measurement of boiler No. MR-11912

Dye penetrant inspection ( DP) of all the weld joints including shell and nozzles of both the boilers by Level-II NDT official as per IBR guidelines for bare inspection & preparation and submission of report to Dy. Director of steam boiler, Maharashtra state for following boilers as per clause No. 5.0 of Technical Specification:

Dye penetrant inspection (DP) of boiler No. MR-11911

Dye penetrant inspection (DP) of boiler No. MR-11912

Replacement of all high tensile nut-bolts of M16 of front and back plate of boiler, length 80mm as per clause No. 6.0 of Technical Specification.

Replacement of Plain and stay tubes for Boiler MR-11911 & MR-11912 as per clause No. 9.0 of Technical Specification

Replacement of boiler plain tubes of size of 63.5mm OD x 3.66 mm thk. X 6m seamless carbon steel as per BS 3059, Part II Gr 360 make of MSL (Jindal) / ISMT / JSL with IBR certificate and formalities.

Replacement of boiler stay tubes of size of 63.5mm OD x 6.35 mm thk. X 6m seamless carbon steel as per BS 3059, Part II Gr 360 make of MSL (Jindal) / ISMT / JSL with IBR certificate and formalities.

Applying two coat of high quality heat tresistant aluminium paint (upto 250°C) on outer surface for 2 boilers of 6TPH capacity as per clause No. 7.0 of Technical Specification.

Ultra sonic (UT) thickness measurement of 30m portion from base of boiler stack as per clause No. 8 of Technical Specification.

Cleaning of outer surface of stack by scraper, hand wire brush, polish papers etc. Applying two coat of high quality heat tresistant aluminium paint (upto 250°C) on outer surface of 30m boiler stack along with service platform, ladder, connecting duct etc as per clause No. 14 of Technical Specification.

Supply and installation of new thermal Insulation of 100 mm thk. using Rockwool LRB Mattresses with density 120 Kg/m3 including aluminium cladding of 22 SWG sheet etc for 2 boilers of 6TPH capacity as per clause No. 10.0 of Technical Specification.

Removal of old insluation & supply and installation of newthermal Insulation of 50 mm Thk using Rockwool LRB Mattresses with density 120 Kg/m3 including aluminium cladding of 22 SWG sheet etc for following steam piping sizes as per clause No. 11.0 of Technical Specification.

For boiler No. MR-11911

For boiler No. MR-11912

Removal of old insluation & supply and installation of newthermal Insulation of 50 mm Thk using Rockwool LRB Mattresses with density 120 Kg/m3 including aluminium cladding of 22 SWG sheet etc for following steam piping sizes as per clause No. 11.0 of Technical Specification.

Supply and application of square asbestos rope (Diameter 12 mm) Working Temp: up to 250 °C, on various sizes steam pipe length as per clause No. of Technical Specification.

Replacement of complete steam condensate header / steam trap line including hydro testing following all IBR guidelines and formalities as per clause No. 13.0 of Technical Specification.

Supply, fabrication, installation, hydro testing and commissioning of 15 NB Sch-40, seamless, ASTM A-106 Gr. B piping for steam condensate including necessary flange, elbow, tee, barrel nipple etc and dismantling of existing steam condensate piping.

Supply, installation, testing and commissioning of 15 NB TD-3 thermodynamic steam trap.

Supply, installation of 15 NB flanged globe valve.