bids are invited for boq bid 1 35 swing check type reflux (non - return) valves for water works purposes (single door pattern) as per is 5312 (q3) , copper alloy gate valve for waterworks purpose as per is 778 (q3) , nut bolt washer 25 to 150mm long 6 to 20mm dia , gi soket 15mm bore , gi soket 20mm bore , gi soket 25mm bore , gi soket 40mm bore , gi soket 50mm bore , gi elbow 15mm bore , gi elbow 20mm bore , gi elbow 25mm bore , gi elbow 40mm bore , gi elbow 50mm bore , gi reducing socket 25mmx15mm bore , gi reducing socket 20mmx15mm bore , gi reducing socket 25mmx20mm bore , gi reducing socket 25mmx32mm bore , gi reducing socket 40mmx15mm bore , gi reducing socket 50mmx40mm bore , gi reducing socket 40mmx20mm bore , gi reducing socket 40mmx25mm bore , gi reducing socket 50mmx25mm bore , gi solid plug 15mm bore , gi solid plug 20mm bore , gi solid plug 25mm bore , gi solid plug 32mm bore , gi solid plug 40mm bore , gi solid plug 50mm bore , ms pipe heavy duty class c 8mm slotted pipe 250mm , di pipe k7 80mm is 8329 , di pipe k7 100mm is 8329 , di pipe k7 150mm is 8329 , di pipe k7 200mm is 8329 , ci foot valve 80mm bore , ci foot valve 100mm bore , ci foot valve 150mm bore , ci foot valve 200mm bore , flanged ends strainer dirt box 50mm , flanged ends strainer dirt box 80mm , flanged ends strainer dirt box 100mm , flanged ends strainer dirt box 150mm , flanged ends strainer dirt box 200mm total quantity : 1947