supply of 1 set pipes , 1 set pipes consisting of: - (1) pipe 32 bore (feed pipe) pipe 32 bore (fp) complete with flange and socket seamless to is:1239 (part 1) heavy grade, as per rdso drg. no. wd-91071-s-75 ite m no. 4 or latest, qty. - 248 nos. (2) pipe 32 bore (fp) complete with flange and socket seamless to is :1239 (part 1) heavy grade, as per rdso drg. no. wd-91071-s-75 item no.3 or latest, qty. - 113 nos. (3) pipe 32 bore (fp) complete with flange and socket seamless to is:1239 (part 1) heavy grade, as p er rdso drg. no. wd-91071-s-75 item no.7 or latest qty. - 38 nos. (4) pipe 32 bore (fp) complete wit h flange and socket seamless to is:1239 (part 1) heavy grade, as per rdso drg. no. wd-91071-s-75 i tem no.1 or latest, qty. - 75 nos. (5) pipe 20 bore complete with flange and socket seamless to is:123 9 (part 1) heavy grade, as per rdso drg. no. wd-91071-s-75 item no.8 or latest, qty. - 38 nos. (6) pi pe 20 bore complete with flange and socket seamless to is:1239 (part 1) heavy grade, as per rdso d rg. no. wd-91071-s-75 item no.9 or latest, qty. - 225 nos. uvam item ref. (item id:- 3100389 - comp onent of graduated release compressed air brake equipments for freight & coaching stock, sub item i d:- 3100389007 - pipes & joints for air brakes ) [ warranty period: 30 months after the date of deliv ery ] ]