Description :
Tenders for Corrigendum : Supply Of 4 Inch Fe Ball Valves Schedule 1 , 4 Inch Bw Schedule 1 , 6 Inch Bw Schedule 2 , 8 Inch Bw Ball Valve Schedule 2 , 10 Inch Bw Schedule 3 , 12 Inch Bw Ball Valve Schedule 3 , Globe Ball Valve 4 Inch Schedule 4