supply of set of pipes complete with socket and flange for bcna wagon to rdso drg. no. wd-90030-s-71 alt-5, one set consisting 6 items., set of pipes complete with socket and flange for bcna wagon to rdso drg. no. wd-90030-s- 71 alt-5, one set consisting 6 items. ( 1 ) item no. 12, qty.02 no. ( 2 ) item no. 13 , qty.01 no. ( 3 ) item no. 14, qty.01 no. ( 4 ) item no. 20, qty.01 no. ( 5 ) item no. 21, qty.01 no. ( 6 ) item no. 22, qty.01 no. confirm to rdso str no. 04-abr-19 rev.-2 of dec 2019. material of pipes 32 nb seamless to is: 1239 ( part-i ) heavy grade and pipes 20 nb stainless steel to astm-a 312 schedule 40 s gr.tp 304 ( erw ) as per rdso letter mw / apb dated may 22, 2020 [ warranty period: 30 months after the date of delivery ] loco store depot bikaner , rajasthan 238.00 set nwr