Supply of Protective Tube Complete Assembly As Per Rcf Drg.No.Cc-01109 Alt-C.And Ma Terial As Per Rcf Drg.No. 1 Cc 01119, Alt.A.And 2Cc01128 Alt.A. Note : Material For Item No.1 Is:1161-1998: Reaffirmed-2003Grade-Erw-Yst-210 And For Item No.2 Is-513-2008, Wit H Amnd.No.1 Of July-2010, Designation-Cr1-Grade-440 Is Acceptable. Specn: T-0-1-610 Warra Nty Period: 30 Months After The Date Of Delivery