Supply Of Various Size M.S. Pipes For Ash Handling System At Bltps.- M S Erw Pipe 50 Mm (2&Quot;)Dia,Ms Erw Pipe Size 65 Nb, Plain Ends, Is 1239, Heavy Class, Thickness = 4.5 Mm,Ms Black Erw Pipe 80 Nb,Od 88.9, 4.85 Mm Thick,Ms Erw Pipe Size 100 Mm,4&Quot; Dia,Ms Erw Pipe Size 125 Nbx5.4 Mm Thick,M.S Erw Pipes (Black)Having Plain End In Standerd Length 6.0 M 150 Mm,Ms Erw Pipe Size 200 Nb