Supply Of Set Of Air Brake Pipe (fp) For Twin Pipe Air Brake System In Blc Wagon Module. (one Set Of M Oduleconsisting Of 02 Sets Of Blca Wagon And 03 Sets Of Blcb Wagon).as Per Annexure Enclosed. Rdso Sp Ecificationno.04-abr-2019, Material Of Pipes 32 Nb Seamless To Is: 1239 (part-i) Heavy Grade And Pipes 20 Nb Stainlessst Eel To Astm-a 312 Schedule 40 S Gr.tp 304 (erw) As Per Rdso Letter Mw/apb Dated May 22 , 2020, U-vam Item Id-3100389007 [ Warranty Period: 30 Months After The Date Of Delivery ]