supply of 20 mm nb special flange and socket20 mm nb special flange and socket,pipe 20 nb for bcna, bcnahs wagon as per rdsos drg no.wd-90030-s-72, item no. 9, 10 & 11, alt-4 or latest, stainless steel to astm-a312 schedule 40s gr.tp 304(erw) [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] sr.section engineer wagon body gujarat 36.00 set , 20 mm nb special flange and socket as per rdso drg no.- wd 83062-s-07, alt-6 or latest item no. 02 & 03 [ warranty period: 30 months aft er the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] sr.section engineer wagon body gujarat 360.00 set => limited