Tender For supply of the electrode to size dia 3.15 mm x 450 mm length shall be low hydrogen type (basic coated) electrode with good welding characteristics and it shall be suitable for welding steel of is:2062/latest or equivalent. the electrode shall be approved by rdso under irs class `a4' of irsm 28/2002 to the code eb 532 x h2jx of is:814/91 (`x' of the code refers to the welding current & voltage conditions as recommended by the electrode manufacturer). the butt welded test specimen prepared using the subject electrode shall pass 180 degree transverse bend test (both root & face bends) on testing as per is:3600-83 part-5 with mandrel dia (d) being 3t (t- thickness of the parent material). the electrode shall be operatable on ac as well as dc in which dc +ve is mandatory. packing condition shall be as per clause 5.1.1 of irs m-28/2002. the pre-heating temperature& duration shall be specified on the electrode packets (carton). the shelf life of the electrode shall be 12 months from the date of receipt in stores or 18 months from the date of manufacture, whichever is more. [ warranty period: 12 months after the date of delivery ][quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]
Tender For (sh repair with laying, jointing and testing of gms pipe 150 mm dia dismentalling and relaying of gms pipe 125 mm dia butt welding of msrew/gms pipe at various locations for gravity main line).
Tender For ar & mo of various lwss/lis under js section nadaun-ii in teh il nadaun district hamirpur (sh: providing butt welding works at various place to restore leadked/ damaged pipeline network).
Tender For rr damages of lwss shout nanj chouridhar in gp shout in tehsil karsog, distt. mandi hp (sh: restoration of rising main gl pipes with butt welding of 65mm dia from 02 nos. bore well to pump house at 1st stage and 100mm dia pe rising main mst at belu)
Tender For restoration of rain damages lwss bag bagtu in g.p. reog, tehsil sunni, district shimla h.p. (sh: butt welding at site with generator set in varoius location)
Tender For restoration of rain damages lwss mandhorghat in g.p. mandhorghat tehsil sunni, district shimla h.p. (sh butt welding at site with generator set in various location).
Tender For restoration of rain damages of lwss ntpc jamthal harnoda in tehsil sadar district bilaspur (sh re-laying jointing and testing of gravity main of various dia and repair of rising main 150mm dia with butt welding at various locations)
Tender For restoration of rain damages of lwss new bilaspur town at nog in tehsil sadar district bilaspur (sh repair of leakage point of various dia pipe line at various rds at various locations by butt welding)