bids are invited for item1_annexurea - tubular protector for spacer tube, size l-1000mm,id-55 mm , item2_annexurea - tubular protector for rear w.w. screen tube, size l-1500mm, id-55mm , item3_annexurea - tubular protector for final s.h. tube, size l-1000mm, id-55mm , item4_annexurea - tubular protector for tertiary super heater & reheater size 1500x58.0x4.0 mm , item5_annexurea - tubular protector for tertiary s.h. tube, size l-1000mm, id-57mm , item6_annexurea - u cl of size id-57 mm , item7_annexurea - u cl of size id-63mm , item8_annexurea - tubular protector for economizer & primary s.h. vertical tube,size l-1000mm, id-52mm , item9_annexurea - tubular protector for economizer & primary s.h. vertical tube, size l-1500mm , item10_annexurea - u cl of size id-53mm , item11_annexurea - tubular protector for pri. s.h. tube, size l-1500mm, id-45mm , item12_annexurea - u cl for ash protector of primary sh horizontal size id-45 mm , item13_annexurea - tubular protector for sec. & ter. rh coil, size l-1500mm, id-64mm , item14_annexurea - u cl of size id-65 mm, width 40mm,th.-4.0mm , item15_annexurea - 90 degree bend tubular shield for primary super heater horizontal size id-45.5 mm , item16_annexurea - reverse 90 deg bend ash protector for primary sh horizontal size id-45.5 mm , item17_annexurea - semi circular protector for spacer tube 60 deg bend size-1500x65x4 mm total quantity : 6750