Tenders for Supply of Pipe 20 Nb For Bobrn Wagon As Per Rdsos Drg No- Wd-91071-S-75, Alt No.- 4, Consisting Of Following Items As Listed Below :- 1 Item No.- 11 With Both Ends Item-18&19. 2 Item No.-12 With One End Item No 18 & 19 And Other End Item - 20 & 21 Including Fitted With Item - 22 Tee 20 X 20 X 15 Mm. Pipe Will Be Stainless Steel To Astm-A312 Schedule 40 S Gr.Tp 304 Erw.As Per Rdsos Letter No Mw/Apb Dtd.22.05.2020.