job work of boiler tubes fabrication and erection in season 2022-23 - 1 fabrication / erection work of boiler tubesfor season 2022-23 2 wil make 20 tph boiler no.1: replacement of roof tube, size: 70mmx 4.06 mm ( 26 no ) 3 wil make 20 tph boiler no.1: replacement of sidewall tube, size: 70mmx 4.06 mm ( 16 no ) 4 wilmake 20 tph boiler no.2: replacement of sidewall tube, size: 70mmx 4.06 mm ( 16 no ) 5 kruppmake 30 tph boiler no.3: replacement of sidewall tube, size: 70mmx 4.06 mm ( 24 no ) 6 krupp make30 tph boiler no.3: replacement of drum to drum tube, size: 63.5mmx3.66 mm ( 630 no. ) 7 wil make20 tph boiler no.2: replacement ofworn out economizer coil ( fins type gilled type ) , size: 101.4mmx4.06mm ( 16no. ) 8 dismantling / fabrication & erection of steam line ( 4 ) according to ibr norms. 9 dismantling / fabrication & erection of bend of steam line ( 4 ) according to ibr norms. 10 dismantling / fitting of flange ( 4 ) of steam line as per ibr norms. 11 dismantling / fabrication & erection of steam line ( 6 ) according to ibr norms. 12 dismantling / fabrication & erection of bend of steam line ( 6 ) according to ibr norms. 13 dismantling / fitting of flange ( 6 ) of steam line as per ibr norms.