supply of supply of fabricated and galvanized b series steel structures as per rdso spec no. eti/ohe/13[4/84] with a and c slip no. 1,2 and 3 for galvanization using fabricators own steel and zinc, steel conforming to is:2062/2011, is:800, gr.e.250[fe-410w] quality a and is 808/1989 and zinc to is 209/1992 (1) b-200 mast of 9.5 mtrs length with approximate weight of 482.22 kg - 06 nos- total weight- 2.8933 mt. and zinc coating of the item as per attached specification.supply of fabricated and galvanized b series steel structures as per rdso spec no. eti/ohe/13[4/84] with a and c slip no. 1,2 and 3 for galvanization using fabricators own steel and zinc, steel conforming to is:2062/2011, is:800, gr.e.250[fe-410w] quality a and is 808/1989 and zinc to is 209/1992 (1) b-200 mast of 9.5 mtrs length with approximate weight of 482.22 kg - 06 nos- total weight- 2.8933 mt. and zinc coating of the item as per attached specification.,supply of fabricated and galvanized b series steel structures as per rdso spec no. eti/ohe/13[4/84] wit h a and c slip no. 1,2 and 3 for galvanization using fabricators own steel and zinc, steel conforming to is:2062/2011, is :800, gr.e.250[fe-410w] quality a and is 808/1989 and zinc to is 209/1992 (1) b-200 mast of 9.5 mtrs length with appr oximate weight of 482.22 kg - 06 nos- total weight- 2.8933 mt. and zinc coating of the item as per attached specificati on. [ warranty period: 30 months after the date of delivery ] ]