procurement of special purpose welding electrodes for the year 2022-23 , welding electrode conf. to awse-6013 is:er 4222 x medio ( d&h secheron ) or superbond-s ( ador welding or vordian ( esab ) size 3.15 x 450 mm , we for providing buffer layer for alloy steels awse-7016 indo therme ( d&h secheron ) esab-56 or tenalloy-16 ( ador welding ) , 3.15 x 450 mm , 4.00 x 450 mm , high pressure welding electrodes confirming to aws;e-7018 supertherme ( d&h secheron ) or esab-36 h ( esab ) or supabase ( ador welding ) , 2.5x 350 mm , 3.15 x 450 mm , 4.00 x 450 mm , we confirming to aws:e -7018-i superatherme -spl ( d&h secheron ) or esab-36h spl ( esab ) tenalloy-z plus ( ador welding ) , 2.5x 350 mm , 3.15 x 450 mm , 4.00 x 450 mm , low heat input we for welding cast iron ( machineable ) xuper --2240 ( ewac ) or lh-119 or ok selctrode ( esab ) 92.58 size 3.15 x 350 mm , cutting electrodes cut rod ( l&t ) or ok selectrode 21.03 ( esab ) or lh-901 ( ador fontech ) or bobcut-91 , 3.15 x 350 mm , 4.00 x 350 mm , we confirming to aws:e-9018-b3 cromotherme -2 ( d&h secheron ) or ok-76.28 ( esab ) or cromoten -c ( ador welding size 2.5 x 350 mm , low heat input welding electrode for stainless steel eutect stain trode ( ewac ) a-mo-l or lh -125 ( ador fontech ) or terroweld s2 ( esab ) or ( bobstain-36l ) , 3.15 x 350 mm , 4.00 x 350 mm , low heat, input ss electrodes for welding ss to dissimilar metal ( coal nozzle tip ) eutec-stain trode-d ( ewac ) or lh 126 ( ador fontech ) or terrowled 83 ( esab ) or ( bob stain -30 ) , 3.15 x 350 mm , 4.00 x 350 mm , special pupose electrode for welding of shafts machining jobs xuper 680 cgs or lh-106smp ( ador fontech ) or ok selectrode 68.82 ( esab ) or ( bobstain-16 ) , 1.6 x 350 mm , 2.5 x 350 mm , 3.20 x 3.50 mm , 4.0 x 3.50 mm , we for hard facing of coal nozzle tips and alloy steels xhd abratec n 6710 / n 6715 ( ewac ) or lh 745 s ( ador fontech ) or ok selectrode 84.78 ) ( esab ) or bobhard-755 size 4.0 x 450 mm , we confirming to aws:e-8018-b2 cromotherme -1 ( d&h secheron ) or ok-76.18 ( esab ) or cromoten ( ador welding ) size 3.15 x 350 mm , aluminium welding electrode type eutectrode 2101e ewac make or equivalent of size 3.15 x 350 mm , welding rod for railway lh-7191 ( e7191 ) ( e7191 ) ( adore fontech ) , 3.2 x 350 mm , 4 x 350 mm30