supply of fabricated and galvanized b series steel structures b-175 & b-225fabricated and galvanized b series steel structures b-175 & b-225,fabricated and galvanized b-series steel structure b-225 with batten plate s as per rdso drg.no.eti/c/0071.rev.e or latest, steel conforming to is: 2062-2011(gr-a) o r latest fabrication should confirm to is: 800 or latest, and galvanization as per rdso specification no.eti/ohe/13 with a and c slip nos 1, 2, 3 & 4 or latest, mass of zinc coating 1000g/sq.m and galvanization only after drilling and fabrication. 1)each b-225 mast of 9 .5mtrs length with approximate weight of 569.97 kg. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 2 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] , fabricated and galvanized b series steel structures b-175 with batten plat es as per rdso drg. no. eti/c/0071, rev-e or latest using fabricators own steel and zinc, steel conforming to is:2062:2011, is:800, gr. e-250 [fe-410 w], quality a and is 808/1989 an d zinc to is:209/1992 and rdso spec no eti/ohe/13 [4/84] with a and c slip nos 1,2 and 3 for galvanization. each b-175 mast of 9.5 mtrs length with approximate weight of 422.89 kgs , mc 175 mm x 75 mm shall be used. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 2 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]