Supply Of Boiler Tubes To Various Cooperative And Corporation Sugar Mills In Uttarakhand In The Year 2023-24 , Erw / Cew Boiler Tubes Conforming To Bs: 3059 / 1990 Part-2, Steel-360 Plain At Ends. The Tubes Will Be Oiled Inside And Outside And Bundled Prior To Dispatch Having Ends Of Bundles Suitably Covered: , Size 101.6 Mm Od X 5.38 Mm Thick , Size 101.6 Mm Od X 4.06 Mm Thick , Size 101.6 Mm Od X 3.66 Mm Thick , Size 101.6 Mm Od X 3.25 Mm Thick , Size95.00 Mm Od X 4.06 Mm Thick , Size95.00 Mm Od X 3.66 Mm Thick , Size82.55 Mm Od X 4.06 Mm Thick , Size82.55 Mm Od X 3.66 Mm Thick , Size82.50 Mm Od X 4.06 Mm Thick , Size82.50 Mm Od X 3.66 Mm Thick , Size76.20 Mm Od X 4.06 Mm Thick , Size 76.20 Mm Od X 3.66 Mm Thick , Size 76.20 Mm Od X 3.25 Mm Thick , Size 73.025 Mm Od X 3.25 Mm Thick , Size 73.025 Mm Od X 3.66 Mm Thick , Size 73.025 Mm Od X 4.06 Mm Thick , Size 72.00 Mm Od X 4.06Mm Thick , Size 70.00 Mm Od X 4.06 Mm Thick , Size 70.00 Mm Od X 3.66 Mm Thick , Size 69.85 Mm Od X 4.06 Mm Thick , Size 69.85 Mm Od X 3.66 Mm Thick , Size 63.50 Mm Od X 4.06 Mm Thick , Size 63.50 Mm Od X 3.66 Mm Thick , Size 63.50 Mm Od X 3.25 Mm Thick , Size 60.32 Mm Od X 4.06 Mm Thick , Size 50.80 Mm Od X 4.06 Mm Thick , Size 50.80 Mm Od X 4.00 Mm Thick , Size 50.80 Mm Od X 3.66 Mm Thick , Size 50.80 Mm Od X 3.25 Mm Thick , Size 44.45 Mm Od X 4.06 Mm Thick , Size 44.45 Mm Od X 3.66 Mm Thick , Size 41.29 Mm Od X 4.06 Mm Thick , Size 41.27 Mm Od X 4.06 Mm Thick , Size 41.27 Mm Od X 3.66 Mm Thick , Size 41.27 Mm Od X 3.28 Mm Thick , Size 38.10 Mm Od X 4.06 Mm Thick , Size 38.10 Mm Od X 3.66 Mm Thick , Size 31.75 Mm Od X 3.25 Mm Thick , Boiler Tubes For Super Heater Conforming To Bs:3059 / 1990 Part 1, Grade 320 Plain At Ends. The Tubes Will Be Oiled Inside And Outside And Bundled Prior To Dispatch Having Ends Of Bundles Suitably Covered:Size 31.75 Mm Od X 3.25 Mm Thick , A ) Size 31.75 Mm Od X 3.25 Mm Thick , B ) Size 50.8 Mm Od X 3.66 Mm Thick , C ) Size 44.45 Mm Od X 3.66 Mm Thick , D ) Size 44.45 Mm Od X 4.06 Mm Thick , Air Heater Tubes ( Non Ibr ) Confirming To Bs 6323Part V-1982 Suitable For Boiler Air Heater Fin Cut & Annealed , Size 63.5 Mm Od X 2.64 Mm Thick , Size 63.5 Mm Od X 2.34 Mm Thick , Size 63.5 Mm Od X 2.03 Mm Thick