procurement of protection shield for boiler of unit no. 1 to 4, sgtps, mppgcl, birsinghpur , description as per tender schedule , inside 90 degree shield for economiser with 03 clamps. as per drawing no. sgtps/bmd-ii/001 material:- ss304 , outside90 degree shield for economiser with 03 clamps. as per drawing no.- sgtps/bmd-ii/002 material:- ss304 , economizer straight protection shield with 03 clamps. (id=38.2; od=42.2; length= 2000mm) material:- ss304 as per drawing no.- sgtps/bmd-ii/003 (s.no.1) , primary super heater straight protection shield with 03 clamps. (id=51.2; od=55.2; length= 2000mm) material:- ss304 as per drawing no.- sgtps/bmd-ii/003 (s.no.2) , horizontal re-heater protection shield (id=63.7; od=67.7; length= 2000mm) material:- ss304 as per drawing no.- sgtps/bmd-ii/003 (s.no.3) , screen tube (water wall) protection shield with 03 clamps. (id=66.9; od=70.9; length= 2000mm) material:- ss304 as per drawing no.- sgtps/bmd-ii/003(s.n 04) , screen tube (cage wall) straight protection shield with 03 clamps. (id=44.7; od=48.7; length= 2000mm) material:- ss304 as per drawing no.- sgtps/bmd-ii/003(s.n 05) , sling tube protection shield (id=76.3; od=80.3; length= 2000mm) material:- ss304 as per drawing no.- sgtps/bmd-ii/003(s.n 06) , hrh top bank erosion shield (id=57.2; od=61.2; length= 2000mm) thk.-02 mm material:- ss304 as per drg. no.-sgtps/bmd-i/009