Tenders for Supply of M.S. Tube 10 Nb X 4 Metre Long To Is : 1239 Pt-1- 2004 Reaffirmed 2019 With Amendmen T No. 1, 2, 3, 4, 5 & 6 Heavy Erw With Chromium Plating As Per Is : 1068-1993 Reaffirmed 2021. Warr Anty Period: 30 Months After The Date Of Delivery
