Tenders for Gem Bids For Ssupply Gate Valve 50 Nb Knife Edge Gate Valve, Copper Alloy Gate Valve For Waterworks Purpose As Per Is 778, Gun Metal Gate Valves - Bhel, Cs Gate Valve As Per Api 602, Rigid Gi Pipe (bhel), Industrial Bellows-seal Wedge Gate Valves-is:11733, Sluice Valve For Water Works Purposes (50 To 1200 Mm Size) (v2) As Per Is 14846, Gate, Globe And Check Valves For Water Work Purposes-is:778, General Purpose Ball Valves (v2), Safety Relief Valves- Spring Loaded