supply of pressure parts tubes and bends for 210 mw capacity boiler in unit i, ii and iii , straight tube of size ø 54 x 4.5mm sa 213 t11 , hot reheater coil bend no.11 size 54 x 3.6mm sa 213 t22 for a length of 1818.5 mm , hot reheater coil bend no.12 size 54 x 3.6mm sa 213 t22 for a length of 2452 mm , wwsb/ instrument opening cut out bend style –i of size 63.5 x 6.3 sa 210 gr.a1 for a length of 1327 mm , wwsb/ instrument opening cut out bend style –ii of size 63.5 x 6.3 sa 210 gr.a1 for a length of 1356 mm , peep hole cut out bend style i of size 63.5 x 6.3 sa 210 gr.a1 for a length of 1415 mm , peep hole cut out bend style ii of size 63.5 x 6.3 sa 210 gr.a1 for a length of 1444 mm , steam cooled wall lrsb cutout bend style i of size 51 x 5 sa 210 gr.c for a length of 1327 mm , steam cooled wall lrsb cutout bend style ii of size 51 x 5 sa 210 gr.c for a length of 1356 mm , ltsh inlet stub bend of size 44.5 x 5 sa 210 gr.c for a length of 263 mm , stub bend for water wall ring header of size 63.5 x 6.3 sa 210 gr.a1 for a length of 700 mm , 90 degreelong elbow 33.4 x 3.91 mm astm a234 wpb , 90 degreelong bend 21.34 x 2.77 mm astm a234 wpb , short bend of size od 114.3 x 6.02 mm radius 1.5 d, sa 106 gr b , short bend of size od ø 168.3 x 7.11 mm radius 1.5 d, sa 106 gr b , economizer 90 degree44.5 x 5 mm thick, sa 210 gr.c