Pipe 32 Bore For Boxnhl (Bmbs) As Per Rdso'S Drg. No. Wd-09034-S-12, Alt-8, Item No.1, Fit Ted With Item No. 16 & 17. Specification As Per Rdso Spec. No. 04-Abr-2019 (Rev. 02 Of Dec. 2019). Materi Al As Per Rdso Letter No. Mw/Apb Dt. 22/05/2020- Stainless Steel To Astm-A312 Schedule 40S Gr. Tp 304 (E Rw). Uvam Item Ref. : 3100389--Component Of Graduated Release Compressed Air Brake Equipments For Fr Eight & Coaching Stock , Sub Item : 3100389007--Sub Item:Pipes & Joints For Air Brakes [ Warranty Period : 30 Months After The Date Of Delivery ] ]