We provide Tender Bidding Support for Supply of Air Brake Pipes With Socket And Flanges Welded Assly For Bcn Wagon Consisting Of Following Item S As Per Rdso Drawing & Other Technical Requirement Confirming To Rdso Drg. No. Wd-84014-S/8 Alt. 6, Item-1, 3, 5, 7 To 10, 13 To 20. Rdso Spec.No. 04-Abr-2002 Read With All Amendment, Latest Amendment No-8 Of Sept 1 6. Material Specification Of Pipes As Under:- 1 Pipes 32 Nb Seamless To Is:1239 Part-I Heavy Grade Or Astm A-106 Gr. A. 2 Pipes 20 Nb Stainless Steel To Astm-A 312 Schedule 40 S Gr. Tp 304 Erw. 3 Flanges & So Cket: I Stainless Steel To Is:6911-1992X 04 Gr. 19 Ni 9 304 Si For Branch Pipe 20 Nb. Ii Is:2062-2011 Amndt-1 Of Nov 2012 Gr E250 A For Brake Pipe. Socket & Flanges To Rdso Drg. No-Wd-83062-S-06 Alt-04 & Wd-83062- S-07 Alt-06. Warranty Period: 30 Months After The Date Of Delivery