tender for repair works of boiler= 1 boiler cap. 32 t/hrs, working pressure 45kg/cm2 make cvl 2 dismantling, fabrication & erection of ibr tubes for both the boilers side wall panel along with fins fabrication, erection to be done as per drgtube size 50.8 od x 4.06 mm thickness x 8.3 mtr long. 3 dismantling & erection of primary super heater coils including hydraulic testing at ground 4 fabrication of primary super heater coils as per drawing including hydraulic testing at ground 5 dismantling & erection of secondary super heater coils including hydraulic testing at ground boiler no. 2 6 repair of seconday super heater coil including hydraulic testing at ground of boiler no. 2 7 replacement (dismantling & erection) of bottom half of economiser coils of boiler no. 2 8 dismantling and erection 6 ibr steam pipeline 9 dismantling and erection 6 long bend 10 dismantling and erection 6 short bend 11 fabrication of secondary super heater coils as per drg no. acsm-15 12 fabrication of botton half economizer coils of boiler no. 2 as er drg. acsm-16 size of tube : 50.8mm od x 4.06mm wall thickness material of tube bs3059 erw-part-ii 360 make of material tata 13 dismantling, fabrication and erection of screen tubes of both the boilers 14 dismantling, fabrication & erection of roof tube panel (front header to steam drum) of boiler no. 2 15 dismantling & erection of air heater tubes of fd (including welding of top & bottom tube plate holes) material specificationbs1775/64 tube diameter60.3mm thickness 2.9mm tube length3.528 mtrs.no. of tubes 400