supply of pipe 20 nb for bcna,bcnahs etc.pipe 20 nb for bcna,bcnahs etc.,pipe 20 nb for bcna, bcnahs wagon as per rdsos drg. no.wd-90030-s-72, alt no.4, consisting of following three items:- (1) item no.9 fitted with one end item 15 &16 and other end ite m 17 &18,qty. 01 no. (2) item no.10 fitted with both side item 15 &16, qty-01 no. (3) item no. 11 fit ted with both side item 15 &16 , qty. 01 no. stainless steel to astm-a312 schedule 40 s gr.tp 304 (e rw) (as per rdsos letter no.mw/apb dtd.22.05.2020). one set consists of sl no.1 to 3. i e total 03 n os. per set. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] => limited