procurement of steel materials required for renovation of conveyor support structure at stage i chpmm sgtpp under capex 2023 24 , procurement of steel materials required for “renovation of conveyor support structure at stage-i ,chp-mm , sgtpp” ; under capex : 2023-24 , ms plate3.15mm thick # ( size: 1500 mm x 3000 mm make: sail/tata/jindal ) , ms plate 6 mm thick # ( size: 1500 mm x 3000 mm make: sail/tata/jindal ) , ms plate 10 mm thick,is:2062 grade a # ( size: 1250/1500 mm x 6300 mm make: sail/tata/jindal ) , ms angle 75x75x6 mm # ( make: sal/tata/jindal min. length: not less than 6 mtr. ) , section isa-65x65x6,is:2062 ( make: sal/tata/jindal min. length: not less than 6 mtr. ) , angle 50x50x6mm structural steel # ordinary quality,as per is-1977-1975(2nd rev) ( make: sal/tata/jindal min. length: not less than 6 mtr. ) , section : ismc,125 is, 2062 ( make: sal/tata/jindal min. length: not less than 6 mtr. ) , ms channel, 75 x 40 x 6mm ( make: sal/tata/jindal min. length: not less than 6 mtr. ) , gratings,galvanised, size:1000mm x 700mm for conveyor take-up area ( welding confirming to is: 9595 - 1996, material standard confirming to is: 2062 - 1999, finish: hot-dip galvanised as per is 4759 -1996, tickness of the zinc coating over gratings shall not be less than 80 microns. )